Sec Form 13D Filing - RA CAPITAL MANAGEMENT L.P. filing for Satsuma Pharmaceuticals Inc. (STSA) - 2023-06-12

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/A

 

Under the Securities Exchange Act of 1934

 

(Amendment No. 3)*

 

Satsuma Pharmaceuticals, Inc.

(Name of Issuer)

 

Common Stock, par value $0.0001 per share

(Title of Class of Securities)

 

80405P107

(CUSIP Number)

 

RA Capital Management, L.P.

200 Berkeley Street, 18th Floor

Boston, MA 02116

Telephone: 617.778.2512

Attn: Peter Kolchinsky

(Name, Address and Telephone Number of Person Authorized to

Receive Notices and Communications)

 

June 8, 2023

(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 Rule 13d-7 for other parties to whom copies are to be sent.

 

* 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. 80405P107

 

1

Names of Reporting Persons.

 

RA Capital Management, L.P.

 

2 Check the Appropriate Box if a Member of a Group (See Instructions)
   
  (a)       ¨
   
  (b)       ¨
   
3 SEC Use Only
   
4

Source of Funds (See Instructions):

 

AF

 

5

Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e):

 

¨

6

Citizenship or Place of Organization. Delaware

 

Number

of Shares

Beneficially

Owned by

Each

Reporting

Person With

7

Sole Voting Power 0 shares

 

8

Shared Voting Power 0 shares

 

9

Sole Dispositive Power 0 shares

 

10

Shared Dispositive Power 0 shares

 

11

Aggregate Amount Beneficially Owned by Each Reporting Person

 

0 shares 

12

Check if the Aggregate Amount in Row (11) Excludes Certain Shares (See Instructions)     ¨

 

13

Percent of Class Represented by Amount in Row (11)

 

0%

14

Type of Reporting Person (See Instructions)

 

IA, PN 

  

 

 

 

CUSIP No. 80405P107

 

1

Names of Reporting Persons.

 

Peter Kolchinsky

 

2 Check the Appropriate Box if a Member of a Group (See Instructions)
   
  (a)       ¨
   
  (b)       ¨
   
3 SEC Use Only
   
4

Source of Funds (See Instructions):

 

AF

 

5

Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e):

 

¨

6

Citizenship or Place of Organization. United States

 

Number

of Shares

Beneficially

Owned by

Each

Reporting

Person With

7

Sole Voting Power 0 shares

 

8

Shared Voting Power 0 shares

 

9

Sole Dispositive Power 0 shares

 

10

Shared Dispositive Power 0 shares

 

11

Aggregate Amount Beneficially Owned by Each Reporting Person

 

0 shares 

12

Check if the Aggregate Amount in Row (11) Excludes Certain Shares (See Instructions)     ¨

 

13

Percent of Class Represented by Amount in Row (11)

 

0%

14

Type of Reporting Person (See Instructions)

 

HC, IN 

 

 

 

 

CUSIP No. 80405P107

 

1

Names of Reporting Persons.

 

Rajeev Shah

 

2 Check the Appropriate Box if a Member of a Group (See Instructions)
   
  (a)       ¨
   
  (b)       ¨
   
3 SEC Use Only
   
4

Source of Funds (See Instructions):

 

AF

 

5

Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e):

 

¨

6

Citizenship or Place of Organization. United States

 

Number

of Shares

Beneficially

Owned by

Each

Reporting

Person With

7

Sole Voting Power 0 shares

 

8

Shared Voting Power 0 shares

 

9

Sole Dispositive Power 0 shares

 

10

Shared Dispositive Power 0 shares

 

11

Aggregate Amount Beneficially Owned by Each Reporting Person

 

0 shares 

12

Check if the Aggregate Amount in Row (11) Excludes Certain Shares (See Instructions)     ¨

 

13

Percent of Class Represented by Amount in Row (11)

 

0%

14

Type of Reporting Person (See Instructions)

 

HC, IN 

 

 

 

 

CUSIP No. 80405P107

 

1

Names of Reporting Persons.

 

RA Capital Healthcare Fund, L.P.

 

2 Check the Appropriate Box if a Member of a Group (See Instructions)
   
  (a)       ¨
   
  (b)       ¨
   
3 SEC Use Only
   
4

Source of Funds (See Instructions):

 

WC

 

5

Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e):

 

¨

6

Citizenship or Place of Organization. United States

 

Number

of Shares

Beneficially

Owned by

Each

Reporting

Person With

7

Sole Voting Power 0 shares

 

8

Shared Voting Power 0 shares

 

9

Sole Dispositive Power 0 shares

 

10

Shared Dispositive Power 0 shares

 

11

Aggregate Amount Beneficially Owned by Each Reporting Person

 

0 shares

12

Check if the Aggregate Amount in Row (11) Excludes Certain Shares (See Instructions)     ¨

 

13

Percent of Class Represented by Amount in Row (11)

 

0%

14

Type of Reporting Person (See Instructions)

 

PN 

 

 

 

 

CUSIP No. 80405P107

 

SCHEDULE 13D

 

Item 1. Security and Issuer

 

Item 1 of the Statement is amended and supplemented as follows:

 

This Amendment No. 3 (this “Amendment No. 3” or this “13D/A”) amends and supplements the statement on the Schedule 13D originally filed with the Securities and Exchange Commission (the “SEC”) on September 17, 2019, and amended on March 2, 2021 and April 18, 2023 (as amended, the “Statement”), filed by RA Capital Management, L.P., Dr. Kolchinsky, Mr. Shah, and RA Capital Healthcare Fund, L.P. with respect to the common stock, par value $0.0001 per share (the “Common Stock”), of Satsuma Pharmaceuticals, Inc., a Delaware corporation (the “Issuer”). Unless otherwise defined herein, capitalized terms used in this Amendment No. 3 shall have the meanings ascribed to them in the Statement. Unless amended or supplemented below, the information in the Statement remains unchanged.

 

Item 4. Purpose of Transaction

 

Item 4 of the Statement is hereby amended and supplemented as follows:

 

Pursuant to the Offer to Purchase, dated May 5, 2023, from SNBL23 Merger Sub, Inc., a Delaware corporation (“Purchaser") and a wholly owned subsidiary of Shin Nippon Biomedical Laboratories, Ltd., to purchase all the outstanding shares of Common Stock (the “Offer”), on June 8, 2023, the Reporting Persons tendered all of the shares of Common Stock beneficially owned by them as previously reported on the Statement and such shares were accepted by the Purchaser on June 8, 2023.

 

Item 5. Interest in Securities of the Issuer

 

Item 5 of the Statement is amended and supplemented as follows:

 

(a)As a result of the Offer, the Reporting Persons no longer have any beneficial ownership in the Common Stock.

 

(c)The disclosure contained in Item 4 of this Amendment is incorporated herein by reference.

 

(e) The Reporting Persons ceased to be beneficial owners of 5% or more of the Issuer’s Common Stock on June 8, 2023

 

Item 7. Material to Be Filed as Exhibits

 

Item 7 of the Statement is hereby amended and supplemented as follows:

 

Exhibit 1 Joint Filing Agreement

 

 

 

 

CUSIP No. 80405P107

 

SIGNATURE

 

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

 

Date:      June 12, 2023

 

RA CAPITAL MANAGEMENT, L.P.  
   
   
By: /s/ Peter Kolchinsky  
  Name: Peter Kolchinsky  
  Title: Authorized Signatory  
   
PETER KOLCHINSKY  
   
/s/ Peter Kolchinsky  
   
RAJEEV SHAH  
   
/s/ Rajeev Shah  
   
   
RA CAPITAL HEALTHCARE FUND, L.P.  
   
By: RA Capital Healthcare Fund GP, LLC  
Its: General Partner  
   
   
By:  /s/ Peter Kolchinsky  
  Name: Peter Kolchinsky  
  Title: Manager  

 

 

 

 

CUSIP No. 80405P107

 

EXHIBIT 1

 

JOINT FILING AGREEMENT

 

This Joint Filing Agreement, dated as of June 12, 2023, is by and among RA Capital Management, L.P., Peter Kolchinsky, Rajeev Shah, and RA Capital Healthcare Fund, L.P. (the foregoing are collectively referred to herein as the “Filers”).

 

Each of the Filers may be required to file with the United States Securities and Exchange Commission a statement on Schedule 13G and/or 13D with respect to Common Stock, par value $0.0001 per share of Satsuma Pharmaceuticals, Inc. beneficially owned by them from time to time.

 

Pursuant to and in accordance with Rule 13(d)(1)(k) promulgated under the Securities Exchange Act of 1934, as amended, the Filers hereby agree to file a single statement on Schedule 13G and/or 13D (and any amendments thereto) on behalf of each of such parties, and hereby further agree to file this Joint Filing Agreement as an exhibit to such statement, as required by such rule.

 

This Joint Filing Agreement may be terminated by any of the Filers upon one week’s prior written notice or such lesser period of notice as the Filers may mutually agree.

 

Executed and delivered as of the date first above written.

 

RA CAPITAL MANAGEMENT, L.P.  
   
   
By: /s/ Peter Kolchinsky  
  Name: Peter Kolchinsky  
  Title: Authorized Signatory  
   
PETER KOLCHINSKY  
   
/s/ Peter Kolchinsky  
   
RAJEEV SHAH  
   
/s/ Rajeev Shah  
   
   
RA CAPITAL HEALTHCARE FUND, L.P.  
   
By: RA Capital Healthcare Fund GP, LLC  
Its: General Partner  
   
   
By:  /s/ Peter Kolchinsky  
  Name: Peter Kolchinsky  
  Title: Manager