As of May 30, 2026, Septerna's top three insider holders are Rock Ventures V, L.P. Third (TenPercentOwner, 9.37Mn shares), Rock Ventures Vi, L.P. Third (TenPercentOwner, 4.21Mn shares), Capital Management, L.P. Ra (Director, 1.47Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Capital Management, L.P. Ra | - | 0 | 1,471,943 | 30 Oct, 2024 |
| Gil M Labrucherie | Chief Financial Officer | 0 | 40,000 | 27 Feb, 2025 |
| Elizabeth Bhatt | President And Coo | 174,209 | 0 | 17 Apr, 2026 |
| Rock Ventures V, L.P. Third | - | 6,215,591 | 3,152,456 | 28 Oct, 2024 |
| Alan Ezekowitz | - | 117,420 | 0 | 10 Mar, 2025 |
| Rock Ventures Vi, L.P. Third | - | 4,211,659 | 0 | 26 Feb, 2025 |
| Daniel D. Long | Svp, Drug Discovery | 92,911 | 0 | 13 Nov, 2025 |
| Uwe Klein | Svp, Biological Sciences | 23,008 | 0 | 19 Aug, 2025 |
| Samira Shaikhly | Chief People Officer | 793 | 0 | 04 Mar, 2026 |
| Jeffrey Finer | Ceo And President | 826,907 | 0 | 04 Apr, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 15 Apr, 2026 | Elizabeth Bhatt | Common Stock | A | 4,000 | $6.81 | 178,209 | D | M |
| 15 Apr, 2026 | Elizabeth Bhatt | Common Stock | D | 2,573 | $23.76 | 175,636 | D | S |
| 15 Apr, 2026 | Elizabeth Bhatt | Common Stock | D | 1,101 | $25.24 | 174,535 | D | S |
| 15 Apr, 2026 | Elizabeth Bhatt | Common Stock | D | 326 | $25.86 | 174,209 | D | S |
| 15 Apr, 2026 | Elizabeth Bhatt | Stock Option (Right to Buy) | D | 4,000 | $0.00 | 84,911 | D | M |
| 02 Mar, 2026 | Samira Shaikhly | Common Stock | A | 53,714 | $1.55 | 54,507 | D | M |
| 02 Mar, 2026 | Samira Shaikhly | Common Stock | A | 53,714 | $1.55 | 54,507 | D | M |
| 02 Mar, 2026 | Samira Shaikhly | Common Stock | A | 53,714 | $1.55 | 54,507 | D | M |
| 02 Mar, 2026 | Samira Shaikhly | Common Stock | A | 11,638 | $2.76 | 66,145 | D | M |
| 02 Mar, 2026 | Samira Shaikhly | Common Stock | A | 11,638 | $2.76 | 66,145 | D | M |
| 02 Mar, 2026 | Samira Shaikhly | Common Stock | A | 11,638 | $2.76 | 66,145 | D | M |
| 02 Mar, 2026 | Samira Shaikhly | Common Stock | A | 5,101 | $2.76 | 71,246 | D | M |
| 02 Mar, 2026 | Samira Shaikhly | Common Stock | A | 5,101 | $2.76 | 71,246 | D | M |
| 02 Mar, 2026 | Samira Shaikhly | Common Stock | A | 5,101 | $2.76 | 71,246 | D | M |
| 02 Mar, 2026 | Samira Shaikhly | Common Stock | D | 4,090 | $27.51 | 67,156 | D | S |
| 02 Mar, 2026 | Samira Shaikhly | Common Stock | D | 4,090 | $27.51 | 67,156 | D | S |
| 02 Mar, 2026 | Samira Shaikhly | Common Stock | D | 4,090 | $27.51 | 67,156 | D | S |
| 02 Mar, 2026 | Samira Shaikhly | Common Stock | D | 66,363 | $28.14 | 793 | D | S |
| 02 Mar, 2026 | Samira Shaikhly | Common Stock | D | 66,363 | $28.14 | 793 | D | S |
| 02 Mar, 2026 | Samira Shaikhly | Common Stock | D | 66,363 | $28.14 | 793 | D | S |