| FORM 4 | 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 or Section 30(h) of the Investment Company Act of 1940 |
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| Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b). | |||||||||||||||||
1. Name and Address of Reporting Person*
(Street)
| 2. Issuer Name and Ticker or Trading Symbol Checkmate Pharmaceuticals, Inc. [ CMPI ] | 5. Relationship of Reporting Person(s) to Issuer (Check all applicable)
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| 3. Date of Earliest Transaction (Month/Day/Year) 08/11/2020 | ||||||||||||||||||||||||||
| 4. If Amendment, Date of Original Filed (Month/Day/Year) | 6. Individual or Joint/Group Filing (Check Applicable Line)
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| Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned | ||||||||||
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| 1. Title of Security (Instr. 3) | 2. Transaction Date (Month/Day/Year) | 2A. Deemed Execution Date, if any (Month/Day/Year) | 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 | 08/11/2020 | C | 3,473,374 | A | (1)(2) | 3,473,374 | I(3) | See footnote(3) | ||
| Common Stock | 08/11/2020 | P | 133,333 | A | $15 | 3,606,707 | I(3) | See footnote(3) | ||
| Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities) | |||||||||||||||
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| 1. Title of Derivative Security (Instr. 3) | 2. Conversion or Exercise Price of Derivative Security | 3. Transaction Date (Month/Day/Year) | 3A. Deemed Execution Date, if any (Month/Day/Year) | 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 (Month/Day/Year) | 7. Title and Amount of Securities Underlying Derivative Security (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: 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 | ||||||||
| Series A Preferred Stock | (1) | 08/11/2020 | C | 12,500,000 | (1) | (1) | Common Stock | 1,671,771 | $0.00 | 0 | I(3) | See footnote(3) | |||
| Series B Preferred Stock | (2) | 08/11/2020 | C | 8,753,350 | (2) | (2) | Common Stock | 1,314,165 | $0.00 | 0 | I(3) | See footnote(3) | |||
| Series C Preferred Stock | (1) | 08/11/2020 | C | 3,644,624 | (1) | (1) | Common Stock | 487,438 | $0.00 | 0 | I(3) | See footnote(3) | |||
1. Name and Address of Reporting Person*
(Street)
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1. Name and Address of Reporting Person*
(Street)
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1. Name and Address of Reporting Person*
(Street)
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1. Name and Address of Reporting Person*
(Street)
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| Explanation of Responses: |
| 1. The Series A Preferred Stock and Series C Preferred Stock automatically converted into Common Stock at a rate of 1:7.4771 upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock and Series C Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The shares had no expiration date. |
| 2. The Series B Preferred Stock automatically converted into Common Stock at a rate of 1.12256:7.4771 upon the closing of the Issuer's initial public offering without payment of consideration. The Series B Preferred Stock was convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The shares had no expiration date. |
| 3. The securities are held directly by Sofinnova Venture Partners IX, L.P. (the "Fund"). The general partner of the Fund is Sofinnova Management IX, L.L.C. (the "GP") and may be deemed to have sole voting, investment and dispositive power with respect to the securities held by the Fund. Dr. James I. Healy and Michael F. Powell, Ph.D. are the managing members of the GP and may be deemed to have shared voting, investment and dispositive power with respect to the securities held by the Fund. Each reporting person disclaims beneficial ownership of such securities, except to the extent of his or its proportionate pecuniary interest therein, if any. |
| Remarks: |
| /s/ Nathalie Auber, attorney-in-fact for Sofinnova Venture Partners IX, L.P. | 08/12/2020 | |
| /s/ Nathalie Auber, attorney-in-fact for Sofinnova Management IX, L.L.C. | 08/12/2020 | |
| /s/ Nathalie Auber, attorney-in-fact for James I. Healy | 08/12/2020 | |
| /s/ Nathalie Auber, attorney-in-fact for Michael F. Powell | 08/12/2020 | |
| ** Signature of Reporting Person | Date | |
| 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). | ||
| Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure. | ||
| Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number. | ||
