Insider Trading
Current insider transactions (SEC Form 4) — buys and sells by officers, directors, and major shareholders.
| Ticker | Insider | Title | Date | Transaction | Price ($) | Shares | Value ($) | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|
| SEPN | Long Daniel D. | SVP, Drug Discovery | 09/01/2026 | Verkauf | 37.83 | 3,333 | 126,078 | Form 4 |
| SEPN | Long Daniel D. | SVP, Drug Discovery | 09/01/2026 | Optionsausübung | 2.76 | 3,333 | 9,199 | Form 4 |
| SEPN | Ra Capital Management, L.p. | Director | 08/12/2026 | Verkauf | 42.50 | 746,500 | 31,726,250 | Form 4 |
| SEPN | Third Rock Ventures V, L.P. | 10% Owner | 08/12/2026 | Verkauf | 51.08 | 141 | 7,202 | Form 4 |
| SEPN | Third Rock Ventures V, L.P. | 10% Owner | 08/12/2026 | Verkauf | 50.27 | 147,059 | 7,392,656 | Form 4 |
| SEPN | Bhatt Elizabeth | President and COO | 08/11/2026 | Verkauf | 44.00 | 25,000 | 1,100,000 | Form 4 |
| SEPN | Bhatt Elizabeth | President and COO | 08/11/2026 | Optionsausübung | 2.76 | 6,319 | 17,440 | Form 4 |
| SEPN | Bhatt Elizabeth | President and COO | 08/11/2026 | Optionsausübung | 6.81 | 18,681 | 127,218 | Form 4 |
| SEPN | Long Daniel D. | SVP, Drug Discovery | 08/03/2026 | Verkauf | 34.68 | 2,334 | 80,944 | Form 4 |
| SEPN | Long Daniel D. | SVP, Drug Discovery | 08/03/2026 | Verkauf | 33.98 | 1,000 | 33,976 | Form 4 |
| SEPN | Long Daniel D. | SVP, Drug Discovery | 08/03/2026 | Optionsausübung | 2.76 | 1,518 | 4,190 | Form 4 |
| SEPN | Long Daniel D. | SVP, Drug Discovery | 08/03/2026 | Optionsausübung | 2.76 | 1,816 | 5,012 | Form 4 |
| SEPN | Bhatt Elizabeth | President and COO | 07/15/2026 | Verkauf | 33.99 | 4,000 | 135,974 | Form 4 |
| SEPN | Bhatt Elizabeth | President and COO | 07/15/2026 | Optionsausübung | 6.81 | 4,000 | 27,240 | Form 4 |
A compact market overview — not investment advice. Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q).