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Prime Medicine, Inc.

For the period ended Mar 31, 2026. Filed May 7, 2026.

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About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Mar 31, 2026 · Filed May 7, 2026

PRME$4.30-7.5%Stored close · as of Nov 9, 2026

Extracted filing text, with the paragraph anchors used by the comparison.

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Item 6. Exhibits

(a)Exhibits.

ExhibitNo.Description of ExhibitFormFileNumberDate ofFilingExhibitNo.FiledHerewith
3.1Third Amended and Restated Certificate of Incorporation of Prime Medicine, Inc.8-K001-4153610/24/223.1
3.2Certificate of Amendment to Third Amended and Restated Certificate of Incorporation of Prime Medicine, Inc.8-K001-4153606/12/243.1
3.3Second Amended and Restated Bylaws of Prime Medicine, Inc.8-K001-4153605/21/243.1
10.1*Third Amended and Restated Non-Employee Director Compensation PolicyX
31.1Certification of Principal Executive Officer Pursuant to Rules 13a-14(a) and 15d-14(a) under the Securities Exchange Act of 1934, as Adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.X
31.2Certification of Principal Financial Officer Pursuant to Rules 13a-14(a) and 15d-14(a) under the Securities Exchange Act of 1934, as Adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.X
32.1**Certification of Principal Executive Officer Pursuant to 18 U.S.C. Section 1350, as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.X
32.2**Certification of Principal Financial Officer Pursuant to 18 U.S.C. Section 1350, as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.X
101.INSInline XBRL Instance DocumentX
101.SCHInline XBRL Taxonomy Extension Schema DocumentX
101.CALInline XBRL Taxonomy Extension Calculation Linkbase DocumentX
101.DEFInline XBRL Taxonomy Extension Definition Linkbase DocumentX
101.LABInline XBRL Taxonomy Extension Label Linkbase DocumentX
101.PREInline XBRL Taxonomy Extension Presentation Linkbase DocumentX
104Cover Page Interactive Data File (embedded within the Inline XBRL document)X
  • Indicates a management contract or any compensatory plan, contract or arrangement.

** The certification furnished in Exhibit 32.1 and Exhibit 32.2 hereto are deemed to accompany this Quarterly Report on Form 10-Q and will not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended. Such certification will not be deemed to be incorporated by reference into any filings under the Securities Act of 1933, as amended, or the Securities Exchange Act of 1934, as amended, except to the extent that the Registrant specifically incorporates it by reference.

(b)Financial Statement Schedules.

None.

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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.