Sec Form 4 Filing - Myerberg Jonah @ Desktop Metal, Inc. - 2020-12-09

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 Myerberg Jonah 2. Issuer Name and Ticker or Trading Symbol Desktop Metal, Inc. [ DM] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) Chief Technology Officer (Last) (First) (Middle) C/O DESKTOP METAL, INC., 63 3RD AVENUE 3. Date of Earliest Transaction (MM/DD/YY) 12/09/2020 (Street) BURLINGTON, MA01803 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 Class A Common Stock 12/09/2020 A 2,280,829 A 2,280,829 D Class A Common Stock 12/09/2020 A 1,017,274 A 1,017,274 I By Spouse

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 $ 1.41 12/09/2020 A 32,138 ( 2 ) 06/10/2030 Class A Common Stock 32,138 ( 1 ) 32,138 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Myerberg Jonah C/O DESKTOP METAL, INC. 63 3RD AVENUE BURLINGTON, MA01803 Chief Technology Officer Signatures By: /s/ Meg Broderick, Attorney-in-Fact 12/11/2020 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Pursuant to the business combination of Trine Acquisition Corp. and Desktop Metal, Inc. ("Old Desktop"), each share of Old Desktop outstanding common and preferred stock were automatically converted into the right to receive shares of the Issuer's Class A Common Stock based on a 1-to-1.221218442 conversion ratio (the "Conversion Ratio). In addition, each outstanding Old Desktop equity award was automatically converted into a corresponding equity award of the Issuer based on the Conversion Ratio and with the same terms and vesting conditions as the Old Desktop equity awards. ( 2 )The stock option vests with respect to 25% of the underlying shares on May 1, 2021 and with respect to the remaining shares in 36 equal monthly installments thereafter.

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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