Septerna, Inc.
SEPNFigures shown here come from public SEC filings. Dates beside each section show the available history.
How Septerna, Inc. Makes Money
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Financial Summary
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SEC filings supply these figures; updates after the dates shown are not included. This page includes 3 annual periods. The latest annual period ends Dec 31, 2025. The latest insider filing shown is dated Jun 30, 2026.
Ownership
Who holds the shares, as reported in SEC ownership filings.
Unusually large insider trades
Each trade is compared with the other insider trades of the same kind in the same security among Septerna, Inc.'s recent filings on file. Size alone is context, not a prediction or evidence of improper trading.
- 2026-05-26 · Shaikhly Samira: Larger than 14 of the 15 other insider sales of Common Stock on file. SEC filing
- 2026-03-02 · Shaikhly Samira: Larger than all 15 other insider sales of Common Stock on file. SEC filing
- 2025-02-20 · Third Rock Ventures V, L.P.: Larger than 17 of the 18 other insider purchases of Common Stock on file. SEC filing
- 2024-10-28 · RA Capital Healthcare Fund LP: Larger than all 18 other insider purchases of Common Stock on file. SEC filing
Independent insiders buying near the same time
- 2025-02-27–2025-03-06: 5 event(s) across 3 owner(s) — A cluster counts independent reporting owners that reported purchases within a set time. Co-filers and declared affiliates count once, and duplicate reports of the same event count once. ( filing , filing , filing , filing , filing )
- 2025-02-26–2025-03-05: 5 event(s) across 3 owner(s) — A cluster counts independent reporting owners that reported purchases within a set time. Co-filers and declared affiliates count once, and duplicate reports of the same event count once. ( filing , filing , filing , filing , filing )
- 2025-02-25–2025-03-04: 6 event(s) across 3 owner(s) — A cluster counts independent reporting owners that reported purchases within a set time. Co-filers and declared affiliates count once, and duplicate reports of the same event count once. ( filing , filing , filing , filing , filing , filing )
- 2025-02-20–2025-02-27: 10 event(s) across 3 owner(s) — A cluster counts independent reporting owners that reported purchases within a set time. Co-filers and declared affiliates count once, and duplicate reports of the same event count once. ( filing , filing , filing , filing , filing , filing , filing , filing , filing , filing )
- 2025-02-19–2025-02-26: 9 event(s) across 3 owner(s) — A cluster counts independent reporting owners that reported purchases within a set time. Co-filers and declared affiliates count once, and duplicate reports of the same event count once. ( filing , filing , filing , filing , filing , filing , filing , filing , filing )
- 2024-10-28–2024-10-28: 4 event(s) across 2 owner(s) — A cluster counts independent reporting owners that reported purchases within a set time. Co-filers and declared affiliates count once, and duplicate reports of the same event count once. ( filing , filing , filing , filing )
Purchases & sales (open market or private)
| Security | Code | Price | Filing | |||
|---|---|---|---|---|---|---|
| 2026-06-29 | Shaikhly Samira · Chief People Officer | Common Stock | S — Open market or private sale | −2,178 | 35.18 | SEC filing |
| 2026-06-22 | Long Daniel D. · SVP, Drug Discovery | Common Stock | S — Open market or private sale | −8,000 | 35.10 | SEC filing |
| 2026-06-22 | Long Daniel D. · SVP, Drug Discovery | Common Stock | S — Open market or private sale | −7,000 | 35.97 | SEC filing |
| 2026-06-12 | Shaikhly Samira · Chief People Officer | Common Stock | S — Open market or private sale | −6,250 | 35.08 | SEC filing |
| 2026-06-01 | Shaikhly Samira · Chief People Officer | Common Stock | S — Open market or private sale | −1,346 | 28.79 | SEC filing |
| 2026-06-01 | Shaikhly Samira · Chief People Officer | Common Stock | S — Open market or private sale | −1,700 | 27.78 | SEC filing |
| 2026-06-01 | Shaikhly Samira · Chief People Officer | Common Stock | S — Open market or private sale | −2,889 | 29.66 | SEC filing |
| 2026-05-26 | Shaikhly Samira · Chief People Officer | Common Stock | S — Open market or private sale | −11,798 | 30.06 | SEC filing |
Showing 8 of 20 rows
Grants, exercises, tax & gifts
| Security | Code | Filing | |||
|---|---|---|---|---|---|
| 2026-06-29 | Shaikhly Samira · Chief People Officer | Stock Option (Right to Buy) | M — Exercise or conversion of derivative security | −2,178 | SEC filing |
| 2026-06-29 | Shaikhly Samira · Chief People Officer | Common Stock | M — Exercise or conversion of derivative security | +2,178 | SEC filing |
| 2026-06-26 | Simson Jake · Director | Stock Option (Right to Buy) | A — Grant, award, or other acquisition | +15,000 | SEC filing |
| 2026-06-26 | Coulie Bernard · Director | Stock Option (Right to Buy) | A — Grant, award, or other acquisition | +15,000 | SEC filing |
| 2026-06-26 | Sharp Shalini · Director | Stock Option (Right to Buy) | A — Grant, award, or other acquisition | +15,000 | SEC filing |
| 2026-06-26 | Tong Jeffrey K · Director | Stock Option (Right to Buy) | A — Grant, award, or other acquisition | +15,000 | SEC filing |
| 2026-06-26 | Bassan Abraham · Director | Stock Option (Right to Buy) | A — Grant, award, or other acquisition | +15,000 | SEC filing |
| 2026-06-26 | Gottesdiener Keith Michael · Director | Stock Option (Right to Buy) | A — Grant, award, or other acquisition | +11,260 | SEC filing |
Showing 8 of 20 rows
These tables describe filed transactions, not current holdings. Prices are shown as filed; a currency is added only when the filing's data names one. Amended and possible duplicate rows are left out of size comparisons and transaction groups.