| Insiders | Shares | % | Avg Price | Total $ | |
|---|---|---|---|---|---|
| Buys | 2 | +3,633,980 | 83% | $67.18 | +$244,139,200 |
| Sells | 9 | -735,320 | 17% | $74.74 | -$54,956,203 |
| Net | -7 | +2,898,660 | 66% | +$189,182,997 |
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Report Date |
|---|---|---|---|---|---|
| BAKER BROS. ADVISORS LP | Director, 10%+ Owner | $1,134,150,081 | +$230,183,852 | +25% | 11 Dec 2025 |
| Atlas Venture Fund X, L.P. | 10%+ Owner | $235,830,130 | 11 Mar 2024 | ||
| ATLAS VENTURE ASSOCIATES X, L.P. | 10%+ Owner | $173,161,222 | 11 Aug 2021 | ||
| Bruce Booth | Director | $62,398,178 | -$21,699,044 | -26% | 10 Dec 2025 |
| Nello Mainolfi | Chief Executive Officer, Director | $52,063,944 | -$16,028,676 | -24% | 31 Dec 2025 |
| BVF PARTNERS L P/IL | Director, Other* | $18,823,193 | +$13,955,348 | +287% | 25 Jun 2025 |
| Bruce N. Jacobs | Chief Financial Officer | $11,371,541 | -$4,175,599 | -27% | 17 Sep 2025 |
| Jared Gollob | Chief Medical Officer | $10,140,162 | -$8,392,712 | -45% | 08 Dec 2025 |
| Ellen Chiniara | Chief Legal Officer | $2,483,003 | -$198,884 | -7.4% | 03 Mar 2025 |
| Brian Adams | Chief Legal Officer | $2,138,325 | 03 Sep 2025 | ||
| Jeremy G. Chadwick | Chief Operating Officer | $1,945,800 | -$117,549 | -5.7% | 23 May 2025 |
| Elaine Caughey | Chief Business Officer | $570,472 | 01 Mar 2023 | ||
| Noah Goodman | Chief Business Officer | $104,169 | 08 Apr 2025 | ||
| Jeffrey W. Albers | Director | $0 | -$1,055,873 | -100% | 08 Dec 2025 |
| Elena Ridloff | Director | $0 | -$778,200 | -100% | 25 Jun 2025 |
| Joanna Horobin | Director | $0 | 07 Jun 2024 | ||
| Pamela Esposito | Director | $0 | -$2,509,666 | -100% | 17 Dec 2025 |
| Steven Edward Hall | Director | 16 Jun 2021 | |||
| Donald William Nicholson | Director | 15 Jun 2022 | |||
| JOHN MARAGANORE | Director | 25 Jun 2025 | |||
| Richard Chesworth | Chief Scientific Officer | 27 Aug 2021 | |||
| Victor Sandor | Director | 25 Jun 2025 | |||
| Leigh Morgan | Director | 18 Jun 2024 | |||
| Gorjan Hrustanovic | Director | 25 Jun 2025 |
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|