Sec Form 13D Filing - Starboard Value LP filing for Pediatrix Medical Group Inc. (MD) - 2020-07-13

Insider filing report for Changes in Beneficial Ownership

  • Schedule 13G & 13D forms are used to report a party's ownership of stock which exceeds 5% of a company's total stock issue.
  • Schedule 13G is a shorter version of Schedule 13D with fewer reporting requirements.
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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13D

(Rule 13d-101)

INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT

TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO

§ 240.13d-2(a)

(Amendment No. 3)1

MEDNAX, Inc.

(Name of Issuer)

Common Stock, par value $0.01 per share

(Title of Class of Securities)

58502B106

(CUSIP Number)

JEFFREY C. SMITH

STARBOARD VALUE LP

777 Third Avenue, 18th Floor

New York, New York 10017

(212) 845-7977

 

STEVE WOLOSKY, ESQ.

ANDREW FREEDMAN, ESQ.

OLSHAN FROME WOLOSKY LLP

1325 Avenue of the Americas

New York, New York 10019

(212) 451-2300

(Name, Address and Telephone Number of Person

Authorized to Receive Notices and Communications)

 

July 12, 2020

(Date of Event Which Requires Filing of This Statement)

 

If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box ¨.

Note:  Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits.  See § 240.13d-7 for other parties to whom copies are to be sent. 

 

1              The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

 

CUSIP No. 58502B106

  1   NAME OF REPORTING PERSON  
         
        STARBOARD VALUE LP  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☒
        (b) ☐
           
  3   SEC USE ONLY    
           
           
  4   SOURCE OF FUNDS  
         
        OO  
  5   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)     ☐
       
           
  6   CITIZENSHIP OR PLACE OF ORGANIZATION  
         
        DELAWARE  
NUMBER OF   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         8,450,000  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          8,450,000  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        8,450,000  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        9.9%  
  14   TYPE OF REPORTING PERSON  
         
        PN  

  

2

CUSIP No. 58502B106

  1   NAME OF REPORTING PERSON  
         
        STARBOARD VALUE AND OPPORTUNITY MASTER FUND LTD  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☒
        (b) ☐
           
  3   SEC USE ONLY    
           
           
  4   SOURCE OF FUNDS  
         
        WC  
  5   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)     ☐
       
           
  6   CITIZENSHIP OR PLACE OF ORGANIZATION  
         
        CAYMAN ISLANDS  
NUMBER OF   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         4,955,472  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          4,955,472  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        4,955,472  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        5.8%  
  14   TYPE OF REPORTING PERSON  
         
        CO  

  

3

CUSIP No. 58502B106

 

 
  1   NAME OF REPORTING PERSON  
         
        STARBOARD VALUE AND OPPORTUNITY S LLC  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☒
        (b) ☐
           
  3   SEC USE ONLY    
           
           
  4   SOURCE OF FUNDS  
       
        WC  
  5   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)     ☐
       
           
  6   CITIZENSHIP OR PLACE OF ORGANIZATION  
         
        DELAWARE  
NUMBER OF   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         821,895  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          821,895  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        821,895  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        Less than 1%  
  14   TYPE OF REPORTING PERSON  
         
        OO  

  

4

CUSIP No. 58502B106

 

  1   NAME OF REPORTING PERSON  
         
        STARBOARD VALUE AND OPPORTUNITY C LP  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☒
        (b) ☐
           
  3   SEC USE ONLY    
           
           
  4   SOURCE OF FUNDS  
         
        WC  
  5   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)     ☐
       
           
  6   CITIZENSHIP OR PLACE OF ORGANIZATION  
         
        DELAWARE  
NUMBER OF   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         477,697  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          477,697  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        477,697  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        Less than 1%  
  14   TYPE OF REPORTING PERSON  
         
        PN  

  

5

CUSIP No. 58502B106

 

  1   NAME OF REPORTING PERSON  
         
        STARBOARD VALUE R LP  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☒
        (b) ☐
           
  3   SEC USE ONLY    
           
           
  4   SOURCE OF FUNDS  
         
        OO  
  5   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)     ☐
       
           
  6   CITIZENSHIP OR PLACE OF ORGANIZATION  
         
        DELAWARE  
NUMBER OF   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         477,697  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          477,697  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        477,697  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        Less than 1%  
  14   TYPE OF REPORTING PERSON  
         
        PN  

  

6

CUSIP No. 58502B106

 

  1   NAME OF REPORTING PERSON  
         
        STARBOARD VALUE R GP LLC  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☒
        (b) ☐
           
  3   SEC USE ONLY    
           
           
  4   SOURCE OF FUNDS  
         
        OO  
  5   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)     ☐
       
           
  6   CITIZENSHIP OR PLACE OF ORGANIZATION  
         
        DELAWARE  
NUMBER OF   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         926,074  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          926,074  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        926,074  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        1.1%  
  14   TYPE OF REPORTING PERSON  
         
        OO  

  

7

CUSIP No. 58502B106

 

  1   NAME OF REPORTING PERSON  
         
        STARBOARD VALUE AND OPPORTUNITY MASTER FUND L LP  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☒
        (b) ☐
           
  3   SEC USE ONLY    
           
           
  4   SOURCE OF FUNDS  
         
        WC  
  5   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)     ☐
       
           
  6   CITIZENSHIP OR PLACE OF ORGANIZATION  
         
        CAYMAN ISLANDS  
NUMBER OF   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         448,377  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          448,377  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        448,377  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        Less than 1%  
  14   TYPE OF REPORTING PERSON  
         
        PN  

  

8

CUSIP No. 58502B106

 

  1   NAME OF REPORTING PERSON  
         
        STARBOARD VALUE L LP  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☒
        (b) ☐
           
  3   SEC USE ONLY    
           
           
  4   SOURCE OF FUNDS  
         
        OO  
  5   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)     ☐
       
           
  6   CITIZENSHIP OR PLACE OF ORGANIZATION  
         
        DELAWARE  
NUMBER OF   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         448,377  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          448,377  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        448,377  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        Less than 1%  
  14   TYPE OF REPORTING PERSON  
         
        PN  

  

9

CUSIP No. 58502B106

 

  1   NAME OF REPORTING PERSON  
         
        STARBOARD VALUE X MASTER FUND LTD  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☒
        (b) ☐
           
  3   SEC USE ONLY    
           
           
  4   SOURCE OF FUNDS  
         
        WC  
  5   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)     ☐
       
           
  6   CITIZENSHIP OR PLACE OF ORGANIZATION  
         
        CAYMAN ISLANDS  
NUMBER OF   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         325,856  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          325,856  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        325,856  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        Less than 1%  
  14   TYPE OF REPORTING PERSON  
         
        CO  

  

10

CUSIP No. 58502B106

 

  1   NAME OF REPORTING PERSON  
         
        STARBOARD VALUE GP LLC  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☒
        (b) ☐
           
  3   SEC USE ONLY    
           
           
  4   SOURCE OF FUNDS  
         
        OO  
  5   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)     ☐
       
           
  6   CITIZENSHIP OR PLACE OF OR GANIZATION  
         
        DELAWARE  
NUMBER OF   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         8,450,000  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          8,450,000  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        8,450,000  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        9.9%  
  14   TYPE OF REPORTING PERSON  
         
        OO  

  

11

CUSIP No. 58502B106

 

  1   NAME OF REPORTING PERSON  
         
        STARBOARD PRINCIPAL CO LP  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☒
        (b) ☐
           
  3   SEC USE ONLY    
           
           
  4   SOURCE OF FUNDS  
         
        OO  
  5   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)     ☐
       
           
  6   CITIZENSHIP OR PLACE OF ORGANIZATION  
         
        DELAWARE  
NUMBER OF   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         8,450,000  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          8,450,000  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        8,450,000  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        9.9%  
  14   TYPE OF REPORTING PERSON  
         
        PN  

  

12

CUSIP No. 58502B106

 

  1   NAME OF REPORTING PERSON  
         
        STARBOARD PRINCIPAL CO GP LLC  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☒
        (b) ☐
           
  3   SEC USE ONLY    
           
           
  4   SOURCE OF FUNDS  
         
        OO  
  5   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e) &#x A0;   ☐
       
           
  6   CITIZENSHIP OR PLACE OF ORGANIZATION  
         
        DELAWARE  
NUMBER OF   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         8,450,000  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          8,450,000  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        8,450,000  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        9.9%  
  14   TYPE OF REPORTING PERSON  
         
        OO  

  0;

13

CUSIP No. 58502B106

 

  1   NAME OF REPORTING PERSON  
         
        JEFFREY C. SMITH  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☒
        (b) ☐
           
  3   SEC USE ONLY    
           
           
  4   SOURCE OF FUNDS  
         
        OO  
  5   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)     ☐
       
           
  6   CITIZENSHIP OR PLACE OF ORGANIZATION  
         
        USA  
NUMBER OF   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         - 0 -  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         8,450,000  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          - 0 -  
    10   SHARED DISPOSITIVE POWER  
           
          8,450,000  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        8,450,000  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        9.9%  
  14   TYPE OF REPORTING PERSON  
         
        IN  

  

14

CUSIP No. 58502B106

 

  1   NAME OF REPORTING PERSON  
         
        PETER A. FELD  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☒
        (b) ☐
           
  3   SEC USE ONLY    
           
           
  4   SOURCE OF FUNDS  
         
        OO  
  5   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)     ☐
       
           
  6   CITIZENSHIP OR PLACE OF ORGANIZATION  
         
        USA  
NUMBER OF   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         - 0 -  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         8,450,000  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          - 0 -  
    10   SHARED DISPOSITIVE POWER  
           
          8,450,000  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        8,450,000  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        9.9%  
  14   TYPE OF REPORTING PERSON  
         
        IN  

  

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CUSIP No. 58502B106

 

  1   NAME OF REPORTING PERSON  
         
        THOMAS A. MCEACHIN  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☒
        (b) ☐
           
  3   SEC USE ONLY    
           
           
  4   SOURCE OF FUNDS  
         
        PF  
  5   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)     ☐
       
           
  6   CITIZENSHIP OR PLACE OF ORGANIZATION  
         
        USA  
NUMBER OF   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         625  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING       ;   - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          625  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        625  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        Less than 1%  
  14   TYPE OF REPORTING PERSON  
         
        IN  

  

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CUSIP No. 58502B106

 

  1   NAME OF REPORTING PERSON  
         
        GAVIN T. MOLINELLI  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☒
        (b) ☐
           
  3   SEC USE ONLY    
           
           
  4   SOURCE OF FUNDS  
         
         
  5   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)     ☐
       
           
  6   CITIZENSHIP OR PLACE OF ORGANIZATION  
         
        USA  
NUMBER OF   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         - 0 -  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          - 0 -  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        - 0 -  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        0%  
  14   TYPE OF REPORTING PERSON  
         
        IN  

  

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CUSIP No. 58502B106

 

  1   NAME OF REPORTING PERSON  
         
        MARRAN H. OGILVIE  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☒
        (b) ☐
           
  3   SEC USE ONLY    
           
           
  4   SOURCE OF FUNDS  
         
        PF  
  5   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)     ☐
       
           
  6   CITIZENSHIP OR PLACE OF ORGANIZATION  
         
        USA  
NUMBER OF   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         973  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          973  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        973  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        Less than 1%  
  14   TYPE OF REPORTING PERSON  
         
        IN  

  

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CUSIP No. 58502B106

 

  1   NAME OF REPORTING PERSON  
         
        ERIN L. RUSSELL  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☒
        (b) ☐
           
  3   SEC USE ONLY    
           
           
  4   SOURCE OF FUNDS  
         
        PF  
  5   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)     ☐
       
           
  6   CITIZENSHIP OR PLACE OF ORGANIZATION  
         
        USA  
NUMBER OF   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         1,614  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          1,614  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        1,614  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES  &# xA0;  ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        Less than 1%  
  14   TYPE OF REPORTING PERSON  
         
        IN  

  

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CUSIP No. 58502B106

 

  1   NAME OF REPORTING PERSON  
         
        JOHN M. STARCHER, JR.  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☒
        (b) ☐
           
  3   SEC USE ONLY    
           
           
  4   SOURCE OF FUNDS  
         
        PF  
  5   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)     ☐
       
           
  6   CITIZENSHIP OR PLACE OF ORGANIZATION  
         
        USA  
NUMBER OF   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         616  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          616  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        616  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        Less than 1%  
  14   TYPE OF REPORTING PERSON  
         
        IN  

  

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CUSIP No. 58502B106

 

  1   NAME OF REPORTING PERSON  
         
        SHIRLEY A. WEIS  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☒
        (b) ☐
           
  3   SEC USE ONLY    
           
           
  4   SOURCE OF FUNDS  
         
        PF  
  5   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)     ☐
       
           
  6   CITIZENSHIP OR PLACE OF ORGANIZATION  
         
        USA  
NUMBER OF   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         1,007  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          1,007  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        1,007  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        Less than 1%  
  14   TYPE OF REPORTING PERSON  
         
        IN  

  

21

CUSIP No. 58502B106

The following constitutes Amendment No. 3 to the Schedule 13D filed by the undersigned (“Amendment No. 3”). This Amendment No. 3 amends the Schedule 13D as specifically set forth herein.

Item 2.Identity and Background.

Item 2 is hereby amended and restated to read as follows:

(a)       This statement is filed by:

(i)Starboard Value and Opportunity Master Fund Ltd, a Cayman Islands exempted company (“Starboard V&O Fund”), with respect to the Shares directly and beneficially owned by it;
(ii)Starboard Value and Opportunity S LLC, a Delaware limited liability company (“Starboard S LLC”), with respect to the Shares directly and beneficially owned by it;
(iii)Starboard Value and Opportunity C LP, a Delaware limited partnership (“Starboard C LP”), with respect to the Shares directly and beneficially owned by it;
(iv)Starboard Value R LP (“Starboard R LP”), as the general partner of Starboard C LP;
(v)Starboard Value and Opportunity Master Fund L LP, a Cayman Islands exempted limited partnership (“Starboard L Master”), with respect to the Shares directly and beneficially owned by it;
(vi)Starboard Value L LP (“Starboard L GP”), as the general partner of Starboard L Master;
(vii)Starboard Value R GP LLC (“Starboard R GP”), as the general partner of Starboard R LP and Starboard L GP;
(viii)Starboard Value X Master Fund Ltd, a Cayman Islands exempted company (“Starboard X Master”), with respect to the Shares directly and beneficially owned by it;
(ix)Starboard Value LP, as the investment manager of Starboard V&O Fund, Starboard C LP, Starboard L Master, Starboard X Master, and of a certain managed account (the “Starboard Value LP Account”) and the manager of Starboard S LLC;
(x)Starboard Value GP LLC (“Starboard Value GP”), as the general partner of Starboard Value LP;
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CUSIP No. 58502B106

(xi)Starboard Principal Co LP (“Principal Co”), as a member of Starboard Value GP;
(xii)Starboard Principal Co GP LLC (“Principal GP”), as the general partner of Principal Co;
(xiii)Jeffrey C. Smith, as a member of Principal GP and as a member of each of the Management Committee of Starboard Value GP and the Management Committee of Principal GP and as a former nominee for the Board of Directors of the Issuer (the “Board”);
(xiv)Peter A. Feld, as a member of Principal GP and as a member of each of the Management Committee of Starboard Value GP and the Management Committee of Principal GP;
(xv)Thomas A. McEachin, as a former nominee for the Board;
(xvi)Gavin T. Molinelli, as a former nominee for the Board;
(xvii)Marran H. Ogilvie, as a former nominee for the Board;
(xviii)Erin L. Russell, as a former nominee for the Board;
(xix)John M. Starcher, Jr., as a former nominee for the Board; and
(xx)Shirley A. Weis, as a former nominee for the Board.

Each of the foregoing is referred to as a “Reporting Person” and collectively as the “Reporting Persons.”

(b)       The address of the principal office of each of Starboard S LLC, Starboard C LP, Starboard R LP, Starboard R GP, Starboard L GP, Starboard X Master, Starboard Value LP, Starboard Value GP, Principal Co, Principal GP, and Messrs. Smith and Feld is 777 Third Avenue, 18th Floor, New York, New York 10017. The address of the principal office of Starboard V&O Fund and Starboard L Master is Cayman Corporate Centre, 27 Hospital Road, George Town, Grand Cayman KYI-9008, Cayman Islands. The officers and directors of Starboard V&O Fund and Starboard X Master and their principal occupations and business addresses are set forth on Schedule A and are incorporated by reference in this Item 2. Mr. McEachin does not currently have a principal business address. The principal business address of Mr. Molinelli is c/o Starboard Value LP, 777 Third Avenue, 18th Floor, New York, New York 10017. Ms. Ogilvie does not currently have a principal business address. Ms. Russell does not currently have a principal business address. Mr. Starcher’s principal business address is 1701 Mercy Health Place, Cincinnati, Ohio 45237. Ms. Weis’ principal business address is c/o Weis Associates, LLC, 11445 E. Via Linda, Suite 2492, Scottsdale, Arizona 85259.

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CUSIP No. 58502B106

(c)       The principal business of Starboard V&O Fund is serving as a private investment fund.  Starboard V&O Fund has been formed for the purpose of making equity investments and, on occasion, taking an active role in the management of portfolio companies in order to enhance shareholder value. Starboard S LLC, Starboard C LP, Starboard L Master, and Starboard X Master have been formed for the purpose of investing in securities and engaging in all related activities and transactions. Starboard Value LP provides investment advisory and management services and acts as the investment manager of Starboard V&O Fund, Starboard C LP, Starboard L Master, Starboard X Master and the Starboard Value LP Account and the manager of Starboard S LLC. The principal business of Starboard Value GP is providing a full range of investment advisory, pension advisory and management services and serving as the general partner of Starboard Value LP. The principal business of Principal Co is providing investment advisory and management services.  Principal Co is a member of Starboard Value GP.  Principal GP serves as the general partner of Principal Co.  Starboard R LP serves as the general partner of Starboard C LP. Starboard R GP serves as the general partner of Starboard R LP and Starboard L GP. Starboard L GP serves as the general partner of Starboard L Master. Messrs. Smith and Feld serve as members of Principal GP and the members of each of the Management Committee of Starboard Value GP and the Management Committee of Principal GP. The principal occupation of Mr. McEachin is serving on the Board of Directors of RTI Surgical Holdings, Inc. The principal occupation of Mr. Molinelli is serving as a Partner and Co-Portfolio Manager of Starboard Value LP. The principal occupation of Ms. Ogilvie is serving on the Boards of Directors of GCP Applied Technologies Inc., Evolution Petroleum Corporation, Ferro Corporation and Four Corners Property Trust, Inc. The principal occupation of Ms. Russell is serving on the Board of Directors of Kadant Inc. The principal occupation of Mr. Starcher is serving as President and Chief Executive Officer of Bon Secours Mercy Health. The principal occupation of Ms. Weis is serving as the President of Weis Associates, LLC.

(d)       No Reporting Person, nor any person listed on Schedule A, annexed hereto, has, during the last five years, been convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors).

(e)       No Reporting Person, nor any person listed on Schedule A, annexed hereto, has, during the last five years, been party to a civil proceeding of a judicial or administrative body of competent jurisdiction and as a result of such proceeding was or is subject to a judgment, decree or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or state securities laws or finding any violation with respect to such laws.

(f)       Messrs. Smith, Feld, McEachin, Molinelli and Starcher and Mses. Ogilvie, Russell and Weis are citizens of the United States of America. The citizenship of the persons listed on Schedule A is set forth therein.

In addition, Item 2 is hereby amended to add the following:

In connection with the Agreement defined and described in Item 4 below, Thomas A. McEachin, Gavin T. Molinelli, Marran H. Ogilvie, Erin L. Russell, John M. Starcher, Jr. and Shirley A. Weis are no longer members of the Section 13(d) group and shall cease to be Reporting Persons immediately after the filing of this Amendment No. 3. The remaining Reporting Persons will continue filing as a group statements on Schedule 13D with respect to their beneficial ownership of securities of the Issuer to the extent required by applicable law. Each of the remaining Reporting Persons is party to the Joint Filing Agreement defined and described in Item 6 below.

24

CUSIP No. 58502B106

Item 3.Source and Amount of Funds or Other Consideration.

Item 3 is hereby amended and restated to read as follows:

The Shares purchased by each of Starboard V&O Fund, Starboard S LLC, Starboard C LP, Starboard L Master and held in the Starboard Value LP Account were purchased with working capital (which may, at any given time, include margin loans made by brokerage firms in the ordinary course of business) in open market purchases, except as otherwise noted, as set forth in Schedule B, which is incorporated by reference herein.

The aggregate purchase price of the 4,955,472 Shares beneficially owned by Starboard V&O Fund is approximately $112,528,528, excluding brokerage commissions. The aggregate purchase price of the 821,895 Shares beneficially owned by Starboard S LLC is approximately $18,912,005, excluding brokerage commissions. The aggregate purchase price of the 477,697 Shares beneficially owned by Starboard C LP is approximately $10,980,881, excluding brokerage commissions. The aggregate purchase price of the 448,377 Shares beneficially owned by Starboard L Master is approximately $10,377,251, excluding brokerage commissions. The aggregate purchase price of the 325,856 Shares beneficially owned by Starboard X Master is approximately $5,572,138, excluding brokerage commissions. The aggregate purchase price of the 1,420,703 Shares held in the Starboard Value LP Account is approximately $32,961,000, excluding brokerage commissions.

The Shares purchased by Mr. McEachin were purchased with personal funds in the open market. The aggregate purchase price of the 625 Shares beneficially owned by Mr. McEachin is approximately $17,091, excluding brokerage commissions.

The Shares purchased by Ms. Ogilvie were purchased with personal funds in the open market. The aggregate purchase price of the 973 Shares beneficially owned by Ms. Ogilvie is approximately $24,987, excluding brokerage commissions.

The Shares purchased by Ms. Russell were purchased with personal funds in the open market. The aggregate purchase price of the 1,614 Shares beneficially owned by Ms. Russell is approximately $40,003, excluding brokerage commissions.

The Shares purchased by Mr. Starcher were purchased with personal funds in the open market. The aggregate purchase price of the 616 Shares beneficially owned by Mr. Starcher is approximately $15,505, excluding brokerage commissions.

The Shares purchased by Ms. Weis were purchased with personal funds in the open market. The aggregate purchase price of the 1,007 Shares beneficially owned by Ms. Weis is approximately $24,989, excluding brokerage commissions.

25

CUSIP No. 58502B106

Item 4.Purpose of Transaction.

Item 4 is hereby amended to add the following:

On July 12, 2020, Starboard Value LP and certain of its affiliates (collectively, “Starboard”) entered into an agreement with the Issuer (the “Agreement”) regarding the composition of the Issuer’s Board of Directors (the “Board”) and certain other matters. The following description of the Agreement is qualified in its entirety by reference to the Agreement, which is attached as Exhibit 99.1 hereto and is incorporated herein by reference.

Pursuant to the terms of the Agreement, the Issuer agreed (i) to accept the resignations tendered by Cesar L. Alvarez, Michael B. Fernandez, Pascal J. Goldschmidt, M.D., Carlos A. Migoya and Enrique J. Sosa, Ph.D. as directors of the Issuer, which became effective upon the execution of the Agreement; (ii) to appoint Thomas A. McEachin, Mark Ordan, Guy P. Sansone, John M. Starcher, Jr. and Shirley A. Weis (collectively, the “Starboard Independent Appointees”) as directors of the Issuer with terms expiring at the 2020 Annual Meeting of Shareholders (the “2020 Annual Meeting”); (iii) to nominate the Starboard Independent Appointees and Roger J. Medel M.D., Paul G. Gabos, Manuel Kadre, Karolyn D. Barker, Michael Rucker and Waldemar A. Carlo, M.D. (collectively, the “Continuing Directors”) for election to the Board at the 2020 Annual Meeting for terms expiring at the Issuer’s 2021 Annual Meeting of Shareholders (the “2021 Annual Meeting”) and to recommend, support and solicit proxies for the election of the Starboard Independent Appointees at the 2020 Annual Meeting in the same manner as it recommends, supports, and solicits proxies for the election of the Continuing Directors; (iv) that immediately following the execution of the Agreement, the Board and all applicable committees of the Board shall take all necessary actions to appoint Mr. Sansone as Chair of the Board; (v) to use its reasonable best efforts to hold the 2020 Annual Meeting no later than September 10, 2020; (vi) to use its reasonable best efforts to hold the 2021 Annual Meeting no later than May 28, 2021; (vii) that during the Standstill Period (as defined below), Gavin T. Molinelli shall be an observer to the Board and shall have the right to attend and participate, but not vote, at all meetings of the Board and all meetings of the Strategy Committee (as defined below), the Compensation Committee of the Board (the “Compensation Committee”) and the Nominating and Corporate Governance Committee of the Board (the “Nominating and Corporate Governance Committee”) held during the Standstill Period; (viii) to form a Strategy Committee of the Board (the “Strategy Committee”) to review, evaluate and oversee the Issuer’s corporate strategy and identify opportunities to create value for the Issuer’s shareholders, and appoint Mr. Kadre, Mr. McEachin, Mr. Sansone, and Mr. Starcher to the Strategy Committee, and appoint Mr. Sansone as its Chair; (ix) to appoint Mr. McEachin to the Audit Committee of the Board; (x) to appoint Mr. Starcher and Ms. Weis to the Compensation Committee and appoint Ms. Weis as its Chair; (xi) to appoint Mr. McEachin, Mr. Starcher and Ms. Weis to the Nominating and Corporate Governance Committee; and (xii) to appoint Mr. Starcher to the Medical Science and Technology Committee of the Board. The Issuer further agreed that until the expiration of the Standstill Period, the Board shall not increase the size of the Board to more than eleven (11) directors, provided, however, the Board may be increased during this period upon Starboard’s prior written consent to increase th e size of the Board.

Additionally, pursuant to the Agreement, Dr. Medel executed and delivered to the Issuer an advance irrevocable resignation letter pursuant to which he shall resign from the Board and all applicable committees thereof effective upon conclusion of the 2021 Annual Meeting (the “Retirement Date”), and at the Retirement Date, the Board and all applicable committees of the Board shall take all necessary actions to accept the resignation of Dr. Medel from the Board and all applicable committees thereof. Pursuant to the Agreement, the Issuer confirmed that, concurrently with the execution of the Agreement, the Issuer and Dr. Medel entered into a Separation Agreement (the “Separation Agreement”) pursuant to which, among other things, Dr. Medel retired as Chief Executive Officer of the Issuer.

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CUSIP No. 58502B106

The Agreement also provides that if any Starboard Independent Appointee (or any replacement director) for any reason fails to serve or is not serving as a director at any time prior to the expiration of the Standstill Period and at such time Starboard beneficially owns in the aggregate at least the lesser of 3% of the Issuer’s then outstanding Shares and 2,566,025 Shares, then Starboard has the ability to recommend a substitute person to serve on the Board who meets certain criteria, in accordance with the terms of the Agreement.

Pursuant to the terms of the Agreement, Starboard agreed, among other things, (i) to irrevocably withdraw the letter it submitted to the Issuer on November 27, 2019 nominating a slate of director candidates to be elected to the Board at the 2020 Annual Meeting and not nominate or recommend any person for election at the 2020 Annual Meeting; (ii) not to submit any proposal for consideration at, or bring any other business before, the 2020 Annual Meeting; (iii) not to initiate, encourage or participate in any “vote no,” “withhold” or similar campaign with respect to the 2020 Annual Meeting; and (iv) that it will appear in person or by proxy at the 2020 Annual Meeting and vote all of the Shares beneficially owned by Starboard at the 2020 Annual Meeting (A) in favor of all directors nominated by the Board for election, (B) in favor of the ratification of the appointment of PricewaterhouseCoopers LLP as the Issuer’s independent registered public accounting firm for the 2020 fiscal year, (C) in accordance with the Board’s recommendation with respect to the Issuer’s “say-on-pay” proposal and (D) in accordance with the Board’s recommendation with respect to any other Issuer proposal or shareholder proposal or nomination presented at the 2020 Annual Meeting; provided, however, that in the event Institutional Shareholder Services Inc. (“ISS”) or Glass Lewis & Co., LLC (“Glass Lewis”) recommends otherwise with respect to the Issuer’s “say-on-pay” proposal or any other Issuer proposal or shareholder proposal presented at the 2020 Annual Meeting (other than proposals relating to the election of directors), Starboard shall be permitted to vote in accordance with the ISS or Glass Lewis recommendation.

Starboard also agreed to certain customary standstill provisions, effective as of the date of the Agreement until the earlier of (x) the date that is fifteen (15) business days prior to the deadline for the submission of shareholder nominations for the 2021 Annual Meeting pursuant to the Issuer’s Amended and Restated Articles of Incorporation, as amended, provided, that if the 2021 Annual Meeting has been changed to be more than thirty (30) calendar days before the date contemplated by the Issuer’s 2020 proxy statement or if the date of the 2021 Annual Meeting is scheduled to be more than thirty (30) calendar days before the one-year anniversary of the date of the 2020 Annual Meeting, then the Issuer shall provide Starboard with prior written notice of the date of the 2021 Annual Meeting at least fifteen (15) business days before the date on which notice of the date of the 2021 Annual Meeting is given to shareholders or made public, whichever first occurs, or (y) the date that is one hundred (100) days prior to the first anniversary of the 2020 Annual Meeting (the “Standstill Period”), prohibiting it from, among other things: (i) soliciting proxies with respect to the securities of the Issuer; (ii) entering into a voting agreement or forming, joining or participating in a “group” with other shareholders of the Issuer, other than certain affiliates of Starboard; (iii) seeking or submitting or knowingly encouraging any person to submit nominees in furtherance of a contested solicitation for the appointment, election or removal of directors; provided, however, that Starboard may take actions to identify director candidates in connection with the 2021 Annual Meeting so long as such actions do not create a public disclosure obligation for Starboard or the Issuer; (iv) submitting any proposal for consideration by shareholders of the Issuer at any annual or special meeting of shareholders, making any offer with respect to a merger, tender or exchange offer, or acquisition proposal, soliciting a third party to make an acquisition proposal, commenting on any third-party acquisition proposal or calling or seeking to call a special meeting of shareholders; (v) seeking, alone or in concert with others, representation on the Board other than as described in the Agreement; or (vi) advising, knowingly encouraging, supporting, or knowingly influencing any person with respect to the voting or disposition of the Shares.

27

CUSIP No. 58502B106

The Issuer and Starboard also made certain customary representations, agreed to mutual non-disparagement provisions and agreed to jointly issue a press release announcing certain terms of the Agreement. The press release also announced the appointment of Mark S. Ordan as Chief Executive Officer of the Issuer.

Item 5.Interest in Securities of the Issuer.

Items 5(a) – (c) are hereby amended and restated to read as follows:

The aggregate percentage of Shares reported owned by each person named herein is based upon 85,409,248 Shares outstanding, as of May 1, 2020, which is the total number of Shares outstanding as reported in the Issuer’s Quarterly Report on Form 10-Q filed with the Securities and Exchange Commission on May 7, 2020.

A.Starboard V&O Fund
(a)As of the close of business on July 13, 2020, Starboard V&O Fund beneficially owned 4,955,472 Shares.

Percentage: Approximately 5.8%

(b)1. Sole power to vote or direct vote: 4,955,472
2. Shared power to vote or direct vote: 0
3. Sole power to dispose or direct the disposition: 4,955,472
4. Shared power to dispose or direct the disposition: 0

 

(c)The transactions in the Shares by Starboard V&O Fund since the filing of Amendment No. 2 to the Schedule 13D are set forth in Schedule B and are incorporated herein by reference.
B.Starboard S LLC
(a)As of the close of business on July 13, 2020, Starboard S LLC beneficially owned 821,895 Shares.

Percentage: Less than 1%

(b)1. Sole power to vote or direct vote: 821,895
2. Shared power to vote or direct vote: 0
3. Sole power to dispose or direct the disposition: 821,895
4. Shared power to dispose or direct the disposition: 0

 

(c)The transactions in the Shares by Starboard S LLC since the filing of Amendment No. 2 to the Schedule 13D are set forth in Schedule B and are incorporated herein by reference.
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CUSIP No. 58502B106

C.Starboard C LP
(a)As of the close of business on July 13, 2020, Starboard C LP beneficially owned 477,697 Shares.

Percentage: Less than 1%

(b)1. Sole power to vote or direct vote: 477,697
2. Shared power to vote or direct vote: 0
3. Sole power to dispose or direct the disposition: 477,697
4. Shared power to dispose or direct the disposition: 0

 

(c)The transactions in the Shares by Starboard C LP since the filing of Amendment No. 2 to the Schedule 13D are set forth in Schedule B and are incorporated herein by reference.
D.Starboard R LP
(a)Starboard R LP, as the general partner of Starboard C LP, may be deemed the beneficial owner of the 477,697 Shares owned by Starboard C LP.

Percentage: Less than 1%

(b)1. Sole power to vote or direct vote: 477,697
2. Shared power to vote or direct vote: 0
3. Sole power to dispose or direct the disposition: 477,697
4. Shared power to dispose or direct the disposition: 0

 

(c)Starboard R LP has not entered into any transactions in the Shares since the filing of Amendment No. 2 to the Schedule 13D. The transactions in the Shares on behalf of Starboard C LP since the filing of Amendment No. 2 to the Schedule 13D are set forth in Schedule B and are incorporated herein by reference.
E.Starboard R GP
(a)Starboard R GP, as the general partner of Starboard R LP and Starboard L GP, may be deemed the beneficial owner of the (i) 477,697 shares owned by Starboard C LP and (ii) 448,377 Shares owned by Starboard L Master.

Percentage: Approximately 1.1%

(b)1. Sole power to vote or direct vote: 926,074
2. Shared power to vote or direct vote: 0
3. Sole power to dispose or direct the disposition: 926,074
4. Shared power to dispose or direct the disposition: 0

 

(c)Starboard R GP has not entered into any transactions in the Shares since the filing of Amendment No. 2 to the Schedule 13D. The transactions in the Shares on behalf of each of Starboard C LP and Starboard L Master since the filing of Amendment No. 2 to the Schedule 13D are set forth in Schedule B and are incorporated herein by reference.
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CUSIP No. 58502B106

F.Starboard L Master
(a)As of the close of business on July 13, 2020, Starboard L Master beneficially owned 448,377 Shares.

Percentage: Less than 1%

(b)1. Sole power to vote or direct vote: 448,377
2. Shared power to vote or direct vote: 0
3. Sole power to dispose or direct the disposition: 448,377
4. Shared power to dispose or direct the disposition: 0

 

(c)The transactions in the Shares by Starboard L Master since the filing of Amendment No. 2 to the Schedule 13D are set forth in Schedule B and are incorporated herein by reference.
G.Starboard L GP
(a)Starboard L GP, as the general partner of Starboard L Master, may be deemed the beneficial owner of the 448,377 Shares owned by Starboard L Master.

Percentage: Less than 1%

(b)1. Sole power to vote or direct vote: 448,377
2. Shared power to vote or direct vote: 0
3. Sole power to dispose or direct the disposition: 448,377
4. Shared power to dispose or direct the disposition: 0

 

(c)Starboard L GP has not entered into any transactions in the Shares since the filing of Amendment No. 2 to the Schedule 13D. The transactions in the Shares on behalf of Starboard L Master since the filing of Amendment No. 2 to the Schedule 13D are set forth in Schedule B and are incorporated herein by reference.
H.Starboard X Master
(a)As of the close of business on July 13, 2020, Starboard X Master beneficially owned 325,856 Shares.

Percentage: Less than 1%

(b)1. Sole power to vote or direct vote: 325,856
2. Shared power to vote or direct vote: 0
3. Sole power to dispose or direct the disposition: 325,856
4. Shared power to dispose or direct the disposition: 0

 

(c)The transactions in the Shares by Starboard X Master since the filing of Amendment No. 2 to the Schedule 13D are set forth in Schedule B and are incorporated herein by reference.
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CUSIP No. 58502B106

I.Starboard Value LP
(a)As of the close of business on July 13, 2020, 1,420,703 Shares were held in the Starboard Value LP Account. Starboard Value LP, as the investment manager of Starboard V&O Fund, Starboard C LP, Starboard L Master, Starboard X Master and the Starboard Value LP Account and the manager of Starboard S LLC, may be deemed the beneficial owner of the (i) 4,955,472 Shares owned by Starboard V&O Fund, (ii) 821,895 Shares owned by Starboard S LLC, (iii) 477,697 Shares owned by Starboard C LP, (iv) 448,377 Shares owned by Starboard L Master, (v) 325,856 Shares owned by Starboard X Master and (vi) 1,420,703 Shares held in the Starboard Value LP Account.

Percentage: Approximately 9.9%

(b)1. Sole power to vote or direct vote: 8,450,000
2. Shared power to vote or direct vote: 0
3. Sole power to dispose or direct the disposition: 8,450,000
4. Shared power to dispose or direct the disposition: 0

 

(c)The transactions in the Shares by Starboard Value LP through the Starboard Value LP Account and on behalf of each of Starboard V&O Fund, Starboard S LLC, Starboard C LP, Starboard L Master and Starboard X Master since the filing of Amendment No. 2 to the Schedule 13D are set forth in Schedule B and are incorporated herein by reference.
J.Starboard Value GP
(a)Starboard Value GP, as the general partner of Starboard Value LP, may be deemed the beneficial owner of the (i) 4,955,472 Shares owned by Starboard V&O Fund, (ii) 821,895 Shares owned by Starboard S LLC, (iii) 477,697 Shares owned by Starboard C LP, (iv) 448,377 Shares owned by Starboard L Master, (v) 325,856 Shares owned by Starboard X Master and (vi) 1,420,703 Shares held in the Starboard Value LP Account.

Percentage: Approximately 9.9%

(b)1. Sole power to vote or direct vote: 8,450,000
2. Shared power to vote or direct vote: 0
3. Sole power to dispose or direct the disposition: 8,450,000
4. Shared power to dispose or direct the disposition: 0

 

(c)Starboard Value GP has not entered into any transactions in the Shares since the filing of Amendment No. 2 to the Schedule 13D. The transactions in the Shares on behalf of each of Starboard V&O Fund, Starboard S LLC, Starboard C LP, Starboard L Master, Starboard X Master and through the Starboard Value LP Account since the filing of Amendment No. 2 to the Schedule 13D are set forth in Schedule B and are incorporated herein by reference.
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CUSIP No. 58502B106

K.Principal Co
(a)Principal Co, as a member of Starboard Value GP, may be deemed the beneficial owner of the (i) 4,955,472 Shares owned by Starboard V&O Fund, (ii) 821,895 Shares owned by Starboard S LLC, (iii) 477,697 Shares owned by Starboard C LP, (iv) 448,377 Shares owned by Starboard L Master, (v) 325,856 Shares owned by Starboard X Master and (vi) 1,420,703 Shares held in the Starboard Value LP Account.

Percen tage: Approximately 9.9%

(b)1. Sole power to vote or direct vote: 8,450,000
2. Shared power to vote or direct vote: 0
3. Sole power to dispose or direct the disposition: 8,450,000
4. Shared power to dispose or direct the disposition: 0

 

(c)Principal Co has not entered into any transactions in the Shares since the filing of Amendment No. 2 to the Schedule 13D. The transactions in the Shares on behalf of each of Starboard V&O Fund, Starboard S LLC, Starboard C LP, Starboard L Master, Starboard X Master and through the Starboard Value LP Account since the filing of Amendment No. 2 to the Schedule 13D are set forth in Schedule B and are incorporated herein by reference.
L.Principal GP
(a)Principal GP, as the general partner of Principal Co, may be deemed the beneficial owner of the (i) 4,955,472 Shares owned by Starboard V&O Fund, (ii) 821,895 Shares owned by Starboard S LLC, (iii) 477,697 Shares owned by Starboard C LP, (iv) 448,377 Shares owned by Starboard L Master, (v) 325,856 Shares owned by Starboard X Master and (vi) 1,420,703 Shares held in the Starboard Value LP Account.

Percentage: Approximately 9.9%

(b)1. Sole power to vote or direct vote: 8,450,000
2. Shared power to vote or direct vote: 0
3. Sole power to dispose or direct the disposition: 8,450,000
4. Shared power to dispose or direct the disposition: 0

 

(c)Principal GP has not entered into any transactions in the Shares since the filing of Amendment No. 2 to the Schedule 13D. The transactions in the Shares on behalf of each of Starboard V&O Fund, Starboard S LLC, Starboard C LP, Starboard L Master, Starboard X Master and through the Starboard Value LP Account since the filing of Amendment No. 2 to the Schedule 13D are set forth in Schedule B and are incorporated herein by reference.
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CUSIP No. 58502B106

M.Messrs. Smith and Feld
(a)Each of Messrs. Smith and Feld, as a member of Principal GP and as a member of each of the Management Committee of Starboard Value GP and the Management Committee of Principal GP, may be deemed the beneficial owner of the (i) 4,955,472 Shares owned by Starboard V&O Fund, (ii) 821,895 Shares owned by Starboard S LLC, (iii) 477,697 Shares owned by Starboard C LP, (iv) 448,377 Shares owned by Starboard L Master, (v) 325,856 Shares owned by Starboard X Master and (vi) 1,420,703 Shares held in the Starboard Value LP Account.

Percentage: Approximately 9.9%

(b)1. Sole power to vote or direct vote: 0
2. Shared power to vote or direct vote: 8,450,000
3. Sole power to dispose or direct the disposition: 0
4. Shared power to dispose or direct the disposition: 8,450,000

 

(c)None of Messrs. Smith or Feld has entered into any transactions in the Shares since the filing of Amendment No. 2 to the Schedule 13D. The transactions in the Shares on behalf of each of Starboard V&O Fund, Starboard S LLC, Starboard C LP, Starboard L Master, Starboard X Master and through the Starboard Value LP Account since the filing of Amendment No. 2 to the Schedule 13D are set forth in Schedule B and are incorporated herein by reference.
N.Mr. McEachin
(a)As of the close of business on July 13, 2020, Mr. McEachin beneficially owned 625 Shares.

Percentage: Less than 1%

(b)1. Sole power to vote or direct vote: 625
2. Shared power to vote or direct vote: 0
3. Sole power to dispose or direct the disposition: 625
4. Shared power to dispose or direct the disposition: 0

 

(c)Mr. McEachin has not entered into any transactions in the Shares since the filing of Amendment No. 2 to the Schedule 13D.
O.Mr. Molinelli
(a)As of the close of business on July 13, 2020, Mr. Molinelli did not own any Shares.

Percentage: 0%

(b)1. Sole power to vote or direct vote: 0
2. Shared power to vote or direct vote: 0
3. Sole power to dispose or direct the disposition: 0
4. Shared power to dispose or direct the disposition: 0

 

(c)Mr. Molinelli has not entered into any transactions in the Shares since the filing of Amendment No. 2 to the Schedule 13D.
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CUSIP No. 58502B106

P.Ms. Ogilvie
(a)As of the close of business on July 13, 2020, Ms. Ogilvie beneficially owned 973 Shares.

Percentage: Less than 1%

(b)1. Sole power to vote or direct vote: 973
2. Shared power to vote or direct vote: 0
3. Sole power to dispose or direct the disposition: 973
4. Shared power to dispose or direct the disposition: 0

 

(c)Ms. Ogilvie has not entered into any transactions in the Shares since the filing of Amendment No. 2 to the Schedule 13D.
Q.Ms. Russell
(a)As of the close of business on July 13, 2020, Ms. Russell beneficially owned 1,614 Shares.

Percentage: Less than 1%

(b)1. Sole power to vote or direct vote: 1,614
2. Shared power to vote or direct vote: 0
3. Sole power to dispose or direct the disposition: 1,614
4. Shared power to dispose or direct the disposition: 0

 

(c)Ms. Russell has not entered into any transactions in the Shares since the filing of Amendment No. 2 to the Schedule 13D.
R.Mr. Starcher
(a)As of the close of business on July 13, 2020, Mr. Starcher beneficially owned 616 Shares.

Percentage: Less than 1%

(b)1. Sole power to vote or direct vote: 616
2. Shared power to vote or direct vote: 0
3. Sole power to dispose or direct the disposition: 616
4. Shared power to dispose or direct the disposition: 0

 

(c)Mr. Starcher has not entered into any transactions in the Shares since the filing of Amendment No. 2 to the Schedule 13D.
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CUSIP No. 58502B106

S.Ms. Weis
(a)As of the close of business on July 13, 2020, Ms. Weis beneficially owned 1,007 Shares.

Percentage: Less than 1%

(b)1. Sole power to vote or direct vote: 1,007
2. Shared power to vote or direct vote: 0
3. Sole power to dispose or direct the disposition: 1,007
4. Shared power to dispose or direct the disposition: 0

 

(c)Ms. Weis has not entered into any transactions in the Shares since the filing of Amendment No. 2 to the Schedule 13D.

As of the close of business on July 13, 2020, the Reporting Persons collectively beneficially owned an aggregate of 8,454,835 Shares, constituting approximately 9.9% of the Shares outstanding.

The filing of this Schedule 13D shall not be deemed an admission that the Reporting Persons are, for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended, the beneficial owners of any securities of the Issuer that he, she or it does not directly own. Each of the Reporting Persons specifically disclaims beneficial ownership of the securities reported herein that he, she or it does not directly own.

Item 6.Contracts, Arrangements, Understandings or Relationships With Respect to Securities of the Issuer

Item 6 is hereby amended to add the following:

On July 12, 2020, Starboard and the Issuer entered into the Agreement defined and described in Item 4 above and attached as Exhibit 99.1 hereto.

On July 13, 2020, the Reporting Persons entered into a Joint Filing Agreement in which the Reporting Persons who will remain Reporting Persons subsequent to this Amendment No. 3 agreed to the joint filing on behalf of each of them of statements on Schedule 13D with respect to the securities of the Issuer to the extent as required by applicable law. A copy of this agreement is attached hereto as Exhibit 99.2 and is incorporated herein by reference.

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CUSIP No. 58502B106

Item 7.Material to be Filed as Exhibits.

Item 7 is hereby amended to add the following exhibits:

99.1Agreement by and among Starboard Value and Opportunity Master Fund Ltd, Starboard Value and Opportunity S LLC, Starboard Value and Opportunity C LP, Starboard Value and Opportunity Master Fund L LP, Starboard Value L LP, Starboard Value R LP, Starboard Value R GP LLC, Starboard Value X Master Fund Ltd, Starboard Value LP, Starboard Value GP LLC, Starboard Principal Co LP, Starboard Principal Co GP LLC, Jeffrey C. Smith, Peter A. Feld, and MEDNAX, Inc., dated July 12, 2020.
99.2Joint Filing Agreement by and among Starboard Value and Opportunity Master Fund Ltd, Starboard Value and Opportunity S LLC, Starboard Value and Opportunity C LP, Starboard Value and Opportunity Master Fund L LP, Starboard Value L LP, Starboard Value R LP, Starboard Value R GP LLC, Starboard Value X Master Fund Ltd, Starboard Value LP, Starboard Value GP LLC, Starboard Principal Co LP, Starboard Principal Co GP LLC, Jeffrey C. Smith and Peter A. Feld, dated July 13, 2020.

 

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CUSIP No. 58502B106

SIGNATURES

After reasonable inquiry and to the best of his knowledge and belief, each of the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated: July 13, 2020

STARBOARD VALUE AND OPPORTUNITY MASTER FUND LTD

By: Starboard Value LP,

its investment manager

 

Starboard Value and Opportunity S LLC

By: Starboard Value LP,

its manager

 

STARBOARD VALUE X MASTER FUND LTD

By: Starboard Value LP,

its investment manager

 

Starboard Value and Opportunity C LP

By: Starboard Value R LP,

its general partner

 

STARBOARD VALUE R LP

By: Starboard Value R GP LLC,

its general partner

 

Starboard Value and Opportunity Master Fund L LP

By: Starboard Value L LP,

its general partner

 

 

 

Starboard Value L LP

By: Starboard Value R GP LLC,

its general partner

 

STARBOARD VALUE LP

By: Starboard Value GP LLC,

its general partner

 

STARBOARD VALUE GP LLC

By: Starboard Principal Co LP,

its member

 

STARBOARD PRINCIPAL CO LP

By: Starboard Principal Co GP LLC,

its general partner

 

STARBOARD PRINCIPAL CO GP LLC

 

Starboard Value R GP LLC

 

 
 
By:

/s/ Jeffrey C. Smith

  Name: Jeffrey C. Smith
  Title: Authorized Signatory

 

 
 

/s/ Jeffrey C. Smith

Jeffrey C. Smith
Individually and as attorney-in-fact for Peter A. Feld, Thomas A. McEachin, Gavin T. Molinelli, Marran H. Ogilvie, Erin L. Russell, John M. Starcher, Jr. and Shirley A. Weis.

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CUSIP No. 58502B106

SCHEDULE A

Directors and Officers of Starboard Value and Opportunity Master Fund Ltd
and Starboard Value X Master Fund Ltd

Name and Position Principal Occupation Principal Business Address Citizenship
Patrick Agemian Director Director of Global Funds Management, Ltd. PO Box 10034, Buckingham Square
2nd Floor
720A West Bay Road
Grand Cayman
Cayman Islands, KY1-1001
Canada
Kenneth R. Marlin
Director
Chief Financial Officer, Starboard Value LP 777 Third Avenue, 18th Floor
New York, New York 10017
United States of America
Don Seymour
Director
Managing Director of dms Governance dms Governance
dms House, 20 Genesis Close
P.O. Box 2587
Grand Cayman
Cayman Islands, KY1-1103
Cayman Islands

 

 

 

CUSIP No. 58502B106

SCHEDULE B

Transactions in the Shares Since the Filing of Amendment No. 2 to the Schedule 13D

Nature of the Transaction

Amount of Securities

Purchased/(Sold)

Price ($)

Date of

Purchase/Sale

 

STARBOARD VALUE AND OPPORTUNITY MASTER FUND LTD

Purchase of Common Stock 41,741 13.4182 05/15/2020
Purchase of Common Stock 41,740 13.4182 05/15/2020
Purchase of Common Stock 12,620 13.5000 05/15/2020
Purchase of Common Stock 12,620 13.5000 05/15/2020
Purchase of Common Stock 23,568 13.4608 05/15/2020
Purchase of Common Stock 23,568 13.4608 05/15/2020
Disposition of Common Stock (325,856)1 17.1000 07/01/2020

 

STARBOARD VALUE AND OPPORTUNITY C LP

Purchase of Common Stock 7,806 13.4182 05/15/2020
Purchase of Common Stock 2,360 13.5000 05/15/2020
Purchase of Common Stock 4,407 13.4608 05/15/2020

 

STARBOARD VALUE AND OPPORTUNITY S LLC

Purchase of Common Stock 13,098 13.4182 05/15/2020
Purchase of Common Stock 3,960 13.5000 05/15/2020
Purchase of Common Stock 7,395 13.4608 05/15/2020

 

STARBOARD VALUE AND OPPORTUNITY MASTER FUND L LP

Purchase of Common Stock 5,821 13.4182 05/15/2020
Purchase of Common Stock 1,760 13.5000 05/15/2020
Purchase of Common Stock 3,287 13.4608 05/15/2020

 

STARBOARD VALUE X MASTER FUND LTD

Acquisition of Common Stock 325,8562 17.1000 07/01/2020

 

STARBOARD VALUE LP
(Through the Starboard Value LP Account)

Purchase of Common Stock 22,094 13.4182 05/15/2020
Purchase of Common Stock 6,680 13.5000 05/15/2020
Purchase of Common Stock 12,475 13.4608 05/15/2020

 


1 Represents an internal transfer of Shares to Starboard Value X Master Fund Ltd.

2 Represents an internal transfer of Shares from Starboard Value and Opportunity Master Fund Ltd.