Sec Form 4 Filing - MCLAUGHLIN JOHN PETER @ ROCKWELL MEDICAL, INC. - 2020-05-18

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person MCLAUGHLIN JOHN PETER 2. Issuer Name and Ticker or Trading Symbol ROCKWELL MEDICAL, INC. [ RMTI] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O ROCKWELL MEDICAL, INC., 411 HACKENSACK AVENUE, SUITE 501 3. Date of Earliest Transaction (MM/DD/YY) 05/18/2020 (Street) HACKENSACK, NJ07601 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 05/18/2020 A( 1 ) 51,800 A $ 0 86,974 ( 2 ) D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Stock Option (Right to Buy) $ 2.04 05/18/2020 A 34,024 ( 3 ) 05/18/2030 Common Stock 34,024 $ 0 34,024 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other MCLAUGHLIN JOHN PETER C/O ROCKWELL MEDICAL, INC. 411 HACKENSACK AVENUE, SUITE 501 HACKENSACK, NJ07601 X Signatures /s/ Michael G. Costello, Attorney-in-Fact for John P. McLaughlin 05/20/2020 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Restricted stock units vest on May 18, 2021, subject to the Reporting Person's continued service to the Issuer. ( 2 )Includes 35,174 shares of common stock underlying unvested restricted stock units that vest based upon the achievement of certain time-based milestones. Subject to the Reporting Person's continued service to the Issuer, the 22,559 restricted stick units and 28,372 stock options granted to the Reporting Person on September 5, 2019 will vest on September 5, 2020, because the Issuer's Long Term Incentive Plan requires a minimum one-year vesting period for all awards. The Reporting Person's Form 4 filed on September 6, 2019 used a vesting date of June 6, 2019 in error. ( 3 )Stock options vest on May 18, 2021, subject to the Reporting Person's continued service to the Issuer.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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