02/27/2026 | Press release | Distributed by Public on 02/27/2026 19:03
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FORM 4
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UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 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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| Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. | |||
| 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 control number. | SEC 1474 (9-02) | ||
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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 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) |
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| Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | ||||||||
| Performance Stock Units | (1) | 02/25/2026 | A | 1,875 | (1) | (1) | Common Stock | 1,875 | (1) | 8,125 | D | ||||
| Reporting Owner Name / Address | Relationships | |||
| Director | 10% Owner | Officer | Other | |
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Rodino-Klapac Louise 215 FIRST STREET SUITE 415 CAMBRIDGE, MA 02142 |
President, R&D and Tech Ops | |||
| /s/ Cristin L. Rothfuss, as Attorney-in-Fact for Louise Rodino-Klapac | 02/27/2026 | |
| **Signature of Reporting Person | Date |
| * | 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). |
| (1) | Represents the number of shares earned under a PSU award granted to the Reporting Person on March 1, 2024. The number of shares earned is based on the Compensation Committee's determination of the Company's achievement of the prescribed milestones under the terms of the PSU award. The earned PSUs will vest on March 1, 2026, subject to the Reporting Person continuing to provide service to the Company through such vesting date. |