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Septerna, Inc.

For the period ended Sep 30, 2025. Filed Nov 10, 2025.

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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.

Sep 30, 2025 · Filed Nov 10, 2025

SEPN$50.74+3.9%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.

Incorporated by Reference
ExhibitNumberDescriptionFormFile No.ExhibitFiling Date
3.1Amended and Restated Certificate of Incorporation of the Registrant.8-K001-423823.1October 28, 2024
3.2Amended and Restated Bylaws of the Registrant.8-K001-423823.2October 28, 2024
4.1†Amended and Restated Investors’ Rights Agreement, by and among the Registrant and certain of its stockholders, dated as of June 28, 2023.S-1333-2824694.1October 24, 2024
4.2Specimen Common Stock Certificate.S-1333-2824694.2October 24, 2024
10.1*#Amended and Restated Non-Employee Director Compensation Policy
31.1*Certification 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.
31.2*Certification 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.
32.1*+Certifications of Principal Executive Officer and Principal Financial Officer Pursuant to 18 U.S.C. Section 1350, as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.
101.INS*Inline XBRL Instance Document – the instance document does not appear in the Interactive Data File because XBRL tags are embedded within the Inline XBRL document.
101.SCH*Inline XBRL Taxonomy Extension Schema With Embedded Linkbase Documents
104*Cover Page formatted as Inline XBRL and contained in Exhibit 101
  • Filed herewith.
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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.