2026Q1
| Insider | Role (last 12 mo) | Shares held | Filed at |
|---|---|---|---|
| Baker Bros. Advisors Lp | 10% Owner | 4,691,392 | Nov 24, 2025 |
| Baker Bros. Advisors (GP) LLC | 10% Owner | 4,691,392 | Nov 24, 2025 |
| Baker Felix | 10% Owner | 4,691,392 | Nov 24, 2025 |
| Baker Julian | 10% Owner | 4,691,392 | Nov 24, 2025 |
| Mpm Bioventures 2018, L.P. | 10% Owner | 4,381,062 | Dec 12, 2024 |
| Exec date | Filing date | Insider | Role | Signal | Confidence | Shares | % of shares | Under plan? | Amount (USD) |
|---|---|---|---|---|---|---|---|---|---|
| Mar 4, 2026 | Mar 6, 2026 | WENTWORTH KORY JAMES | CFO | Sell | 33.8 | -7,988 | -5.47% | ✓ | $97.9K |
| Mar 1, 2026 | Mar 3, 2026 | Doshi Dipal | CEO | Sell | 97.5 | +110,350 | 26.55% | ✗ | $340.6K |
| Mar 1, 2026 | Mar 3, 2026 | WENTWORTH KORY JAMES | CFO | Sell | 95.0 | +35,949 | 32.67% | ✗ | $101.4K |
| Mar 1, 2026 | Mar 3, 2026 | Dowden Nathan J | COO | Sell | 95.0 | +34,539 | 19.29% | ✗ | $249.2K |
| Mar 1, 2026 | Mar 3, 2026 | Sethuraman Natarajan | President | Sell | 95.0 | +44,325 | 22.40% | ✗ | $134.5K |
| Nov 21, 2025 | Nov 24, 2025 | WENTWORTH KORY JAMES | CFO | Sell | 32.5 | -8,910 | -7.49% | ✓ | $88.9K |
| Nov 20, 2025 | Nov 24, 2025 | BAKER BROS. ADVISORS LP | 10% Owner | Buy | 67.5 | +28,867 | 0.29% | ✗ | $261.8K |
| Nov 14, 2025 | Nov 18, 2025 | PARMAR KUSH | Director | Sell | 17.5 | -200,000 | -4.70% | ✗ | $1.8M |
| Nov 14, 2025 | Nov 18, 2025 | 5AM Ventures V, L.P. | 10% Owner | Sell | 17.5 | -200,000 | -4.70% | ✗ | $1.8M |
| Nov 10, 2025 | Nov 12, 2025 | BAKER BROS. ADVISORS LP | 10% Owner | Buy | 77.5 | +178,044 | 0.60% | ✗ | $1.4M |
| Sep 2, 2025 | Sep 4, 2025 | Doshi Dipal | CEO | Sell | 46.3 | -8,723 | -2.06% | ✗ | $47.4K |
| Sep 2, 2025 | Sep 4, 2025 | Dowden Nathan J | COO | Sell | 50.0 | -1,746 | -0.97% | ✗ | $9.5K |
| Sep 2, 2025 | Sep 4, 2025 | Sethuraman Natarajan | President | Sell | 50.0 | -1,760 | -0.88% | ✗ | $9.6K |
| Sep 2, 2025 | Sep 4, 2025 | WENTWORTH KORY JAMES | CFO | Sell | 47.5 | -1,734 | -1.44% | ✗ | $9.4K |
| Jul 9, 2025 | Jul 11, 2025 | PARMAR KUSH | Director | Sell | 32.5 | -27,000 | -0.63% | ✗ | $202.6K |
| Jul 9, 2025 | Jul 11, 2025 | 5AM Ventures V, L.P. | 10% Owner | Sell | 32.5 | -27,000 | -0.63% | ✗ | $202.6K |
| Jun 27, 2025 | Jul 1, 2025 | PARMAR KUSH | Director | Sell | 20.0 | -125,000 | -2.84% | ✗ | $866.6K |
| Jun 27, 2025 | Jul 1, 2025 | 5AM Ventures V, L.P. | 10% Owner | Sell | 20.0 | -125,000 | -2.84% | ✗ | $866.6K |
| May 13, 2024 | Jun 18, 2025 | KIM PETER S | Director | Buy | 97.5 | +50,000 | 74.17% | ✗ | $731.7K |
| Jun 11, 2025 | Jun 12, 2025 | PARMAR KUSH | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 11, 2025 | Jun 12, 2025 | KIM PETER S | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 11, 2025 | Jun 12, 2025 | Thistle Mary | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 11, 2025 | Jun 12, 2025 | Zeiher Bernhardt G | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 11, 2025 | Jun 12, 2025 | Chapman Gina | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 1, 2025 | Jun 3, 2025 | Radhakrishnan Maha | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 3, 2025 | Radhakrishnan Maha | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Apr 3, 2025 | Apr 4, 2025 | WENTWORTH KORY JAMES | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Mar 17, 2025 | Mar 19, 2025 | WENTWORTH KORY JAMES | CFO | Sell | 48.8 | -1,784 | -1.60% | ✓ | $19K |
| Mar 1, 2025 | Mar 4, 2025 | Doshi Dipal | CEO | Sell | 95.0 | +98,634 | 30.28% | ✗ | $205.1K |
| Mar 1, 2025 | Mar 4, 2025 | WENTWORTH KORY JAMES | CFO | Sell | 95.0 | +37,471 | 50.74% | ✗ | $57.6K |
| Mar 1, 2025 | Mar 4, 2025 | Dowden Nathan J | COO | Sell | 95.0 | +55,656 | 44.47% | ✗ | $60.1K |
| Mar 1, 2025 | Mar 4, 2025 | Sethuraman Natarajan | President | Sell | 95.0 | +54,662 | 37.70% | ✗ | $71.7K |
| Dec 10, 2024 | Dec 12, 2024 | MPM BIOVENTURES 2018, L.P. | 10% Owner | Sell | 20.0 | -44,722 | -1.01% | ✗ | $917.1K |
| Dec 10, 2024 | Dec 12, 2024 | MPM BioVentures 2014, L.P. | 10% Owner | Sell | 20.0 | -44,722 | -1.01% | ✗ | $917.1K |
| Nov 29, 2024 | Dec 3, 2024 | WENTWORTH KORY JAMES | CFO | Sell | 37.5 | -6,000 | -3.90% | ✓ | $119.9K |
| Nov 29, 2024 | Dec 3, 2024 | Sethuraman Natarajan | President | Sell | 26.3 | -15,891 | -9.88% | ✓ | $320.6K |
| Nov 11, 2024 | Nov 13, 2024 | Sethuraman Natarajan | President | Sell | 41.3 | -4,109 | -2.49% | ✓ | $82.3K |
| Nov 11, 2024 | Nov 13, 2024 | WENTWORTH KORY JAMES | CFO | Sell | 25.0 | -8,637 | -10.47% | ✓ | $172.6K |
| Nov 4, 2024 | Nov 6, 2024 | Sethuraman Natarajan | President | Sell | 26.3 | -18,219 | -9.94% | ✓ | $339.3K |
| Oct 16, 2024 | Oct 18, 2024 | Sethuraman Natarajan | President | Sell | 52.5 | -600 | -0.33% | ✓ | $10.8K |
| Sep 26, 2024 | Sep 30, 2024 | Dowden Nathan J | COO | Sell | 51.3 | -847 | -0.67% | ✓ | $13.6K |
| Sep 9, 2024 | Sep 10, 2024 | WENTWORTH KORY JAMES | CFO | Sell | 41.3 | -3,195 | -4.01% | ✓ | $47.8K |
| Sep 6, 2024 | Sep 10, 2024 | Dowden Nathan J | COO | Sell | 48.8 | -2,303 | -1.80% | ✓ | $34.8K |
| Sep 6, 2024 | Sep 10, 2024 | Sethuraman Natarajan | Chief Scientific Officer | Sell | 48.8 | -3,242 | -1.73% | ✓ | $49K |
| Sep 3, 2024 | Sep 5, 2024 | Doshi Dipal | CEO | Sell | 42.5 | -8,722 | -2.61% | ✗ | $136.4K |
| Sep 3, 2024 | Sep 5, 2024 | Dowden Nathan J | COO | Sell | 46.3 | -1,808 | -1.39% | ✗ | $28.3K |
| Sep 3, 2024 | Sep 5, 2024 | Sethuraman Natarajan | Chief Scientific Officer | Sell | 48.8 | -1,756 | -0.93% | ✗ | $27.5K |
| Sep 3, 2024 | Sep 5, 2024 | WENTWORTH KORY JAMES | CFO | Sell | 46.3 | -1,731 | -2.13% | ✗ | $27.1K |
| Aug 16, 2024 | Aug 20, 2024 | Dowden Nathan J | COO | Sell | 17.5 | -27,097 | -17.24% | ✓ | $440.8K |
| Jul 12, 2024 | Jul 16, 2024 | Sethuraman Natarajan | Chief Scientific Officer | Sell | 51.3 | -1,238 | -0.65% | ✓ | $22.3K |
| Jul 12, 2024 | Jul 16, 2024 | Doshi Dipal | CEO | Sell | 51.3 | -1,900 | -0.56% | ✓ | $33.9K |
| Jul 8, 2024 | Jul 10, 2024 | WENTWORTH KORY JAMES | CFO | Sell | 45.0 | -1,758 | -2.11% | ✓ | $26.3K |
| Jun 25, 2024 | Jun 26, 2024 | BAKER BROS. ADVISORS LP | 10% Owner | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 13, 2024 | Jun 14, 2024 | PARMAR KUSH | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 13, 2024 | Jun 14, 2024 | KIM PETER S | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 13, 2024 | Jun 14, 2024 | Thistle Mary | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 13, 2024 | Jun 14, 2024 | Zeiher Bernhardt G | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 13, 2024 | Jun 14, 2024 | Chapman Gina | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 13, 2024 | Jun 14, 2024 | Doshi Dipal | CEO | Sell | 52.5 | -1,000 | -0.30% | ✓ | $16.2K |
| Jun 3, 2024 | Jun 5, 2024 | KIM PETER S | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 16, 2024 | May 20, 2024 | Sethuraman Natarajan | Chief Scientific Officer | Sell | 26.3 | -18,980 | -9.08% | ✓ | $287.7K |
| May 16, 2024 | May 20, 2024 | Doshi Dipal | CEO | Sell | 51.3 | -3,000 | -0.88% | ✓ | $45.1K |
| May 14, 2024 | May 16, 2024 | KIM PETER S | Director | Buy | 97.5 | +25,000 | 37.09% | ✗ | $364.7K |
| May 8, 2024 | May 10, 2024 | KIM PETER S | Director | Buy | 90.0 | +4,476 | 7.11% | ✗ | $63.3K |
| Apr 8, 2024 | Apr 10, 2024 | KIM PETER S | Director | Buy | 83.8 | +2,600 | 4.31% | ✗ | $35.3K |
| Mar 28, 2024 | Apr 1, 2024 | KIM PETER S | Director | Buy | 83.8 | +1,512 | 2.57% | ✗ | $20.8K |
| Mar 22, 2024 | Mar 26, 2024 | KIM PETER S | Director | Buy | 95.0 | +9,048 | 18.18% | ✗ | $122.9K |
| Mar 19, 2024 | Mar 21, 2024 | KIM PETER S | Director | Buy | 86.3 | +2,732 | 5.81% | ✗ | $35K |
| Mar 15, 2024 | Mar 19, 2024 | WENTWORTH KORY JAMES | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Mar 6, 2024 | Mar 8, 2024 | WENTWORTH KORY JAMES | CFO | Sell | 32.5 | -4,086 | -5.22% | ✓ | $50.3K |
| Mar 6, 2024 | Mar 8, 2024 | Dowden Nathan J | COO | Sell | 48.8 | -1,826 | -1.31% | ✓ | $22.5K |
| Mar 1, 2024 | Mar 5, 2024 | Doshi Dipal | CEO | Sell | 95.0 | +97,096 | 39.91% | ✗ | $95.1K |
| Mar 1, 2024 | Mar 5, 2024 | WENTWORTH KORY JAMES | CFO | Sell | 91.3 | +28,685 | 57.87% | ✗ | $27.7K |
| Mar 1, 2024 | Mar 5, 2024 | Dowden Nathan J | COO | Sell | 91.3 | +90,862 | 188.64% | ✗ | $28K |
| Mar 1, 2024 | Mar 5, 2024 | Sethuraman Natarajan | Chief Scientific Officer | Sell | 91.3 | +41,834 | 25.02% | ✗ | $28.3K |
| Feb 15, 2024 | Feb 20, 2024 | Doshi Dipal | CEO | Sell | 52.5 | -1,000 | -0.41% | ✓ | $15K |
| Jan 16, 2024 | Jan 18, 2024 | Doshi Dipal | CEO | Sell | 52.5 | -1,000 | -0.41% | ✓ | $16K |
| Dec 21, 2023 | Dec 26, 2023 | WENTWORTH KORY JAMES | CFO | Sell | 32.5 | -12,500 | -5.83% | ✓ | $194.8K |
| Dec 20, 2023 | Dec 22, 2023 | Doshi Dipal | CEO | Sell | 52.5 | -1,000 | -0.41% | ✓ | $15K |
| Nov 13, 2023 | Nov 13, 2023 | Doshi Dipal | CEO | Sell | 52.5 | -1,000 | -0.40% | ✓ | $16.2K |
| Oct 17, 2023 | Oct 19, 2023 | Doshi Dipal | CEO | Sell | 52.5 | -1,000 | -0.40% | ✓ | $15K |
| Sep 13, 2023 | Sep 15, 2023 | Doshi Dipal | CEO | Sell | 52.5 | -1,000 | -0.40% | ✓ | $15K |
| Sep 1, 2023 | Sep 6, 2023 | Doshi Dipal | CEO | Sell | 91.3 | +48,210 | 23.98% | ✗ | $20.8K |
| Sep 1, 2023 | Sep 6, 2023 | WENTWORTH KORY JAMES | CFO | Sell | 91.3 | +12,824 | 34.90% | ✓ | $19K |
| Sep 1, 2023 | Sep 6, 2023 | Sethuraman Natarajan | Chief Scientific Officer | Sell | 85.0 | +13,751 | 8.96% | ✗ | $6.5K |
| Sep 1, 2023 | Sep 6, 2023 | KREHER NERISSA | Chief Medical Officer | Sell | 91.3 | +12,907 | 47.57% | ✓ | $17.8K |
| Sep 1, 2023 | Sep 6, 2023 | Dowden Nathan J | COO | Sell | 91.3 | +12,792 | 36.16% | ✓ | $19.4K |
| Sep 1, 2023 | Sep 5, 2023 | Chapman Gina | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Sep 5, 2023 | Chapman Gina | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Aug 14, 2023 | Aug 16, 2023 | Doshi Dipal | CEO | Sell | 52.5 | -1,000 | -0.49% | ✓ | $15.7K |
| Aug 2, 2023 | Aug 4, 2023 | KREHER NERISSA | Chief Medical Officer | Sell | 17.5 | -26,710 | -16.34% | ✓ | $394.2K |
| Jul 10, 2023 | Jul 12, 2023 | WENTWORTH KORY JAMES | CFO | Sell | 25.0 | -10,000 | -11.98% | ✓ | $179.9K |
| Jul 10, 2023 | Jul 12, 2023 | Dowden Nathan J | COO | Sell | 20.0 | -7,097 | -16.71% | ✓ | $127.9K |
| Jul 10, 2023 | Jul 12, 2023 | Sethuraman Natarajan | Chief Scientific Officer | Sell | 22.5 | -17,878 | -10.44% | ✓ | $322.4K |
| Jun 29, 2023 | Jun 30, 2023 | WENTWORTH KORY JAMES | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 21, 2023 | Jun 23, 2023 | WENTWORTH KORY JAMES | CFO | Sell | 7.5 | -17,500 | -38.50% | ✓ | $262.6K |
| Jun 20, 2023 | Jun 22, 2023 | Dowden Nathan J | COO | Sell | 10.0 | -15,982 | -27.34% | ✓ | $246.4K |
| Jun 8, 2023 | Jun 12, 2023 | PARMAR KUSH | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 8, 2023 | Jun 12, 2023 | Thistle Mary | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 8, 2023 | Jun 12, 2023 | Crowley John F | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |