2026Q1
| Insider | Role (last 12 mo) | Shares held | Filed at |
|---|---|---|---|
| Orbimed Advisors Llc | 10% Owner | 6,066,343 | Jun 26, 2025 |
| OrbiMed Capital GP VII LLC | 10% Owner | 6,066,343 | Jun 26, 2025 |
| Nichols Weston | 10% Owner | 1,215,725 | Sep 15, 2025 |
| Lynx1 Capital Management LP | 10% Owner | 1,215,725 | Sep 15, 2025 |
| Versant Venture Capital VI, L.P. | 10% Owner | 708,352 | Mar 3, 2020 |
| Exec date | Filing date | Insider | Role | Signal | Confidence | Shares | % of shares | Under plan? | Amount (USD) |
|---|---|---|---|---|---|---|---|---|---|
| Jan 8, 2026 | Jan 12, 2026 | Chou William | CEO | Sell | 42.5 | -4,076 | -38.45% | ✗ | $75.2K |
| Jan 8, 2026 | Jan 12, 2026 | Borthwick Kathleen | CFO | Sell | 46.3 | -2,062 | -27.63% | ✗ | $38K |
| Jan 15, 2025 | Dec 29, 2025 | Borthwick Kathleen | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jan 15, 2025 | Dec 29, 2025 | Chou William | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Sep 11, 2025 | Sep 15, 2025 | Lynx1 Capital Management LP | 10% Owner | Buy | 87.5 | +32,008 | 2.70% | ✗ | $223.7K |
| Jul 22, 2025 | Jul 24, 2025 | Lynx1 Capital Management LP | 10% Owner | Buy | 97.5 | +128,848 | 13.72% | ✗ | $733.8K |
| Jun 24, 2025 | Jun 26, 2025 | ORBIMED ADVISORS LLC | 10% Owner | Sell | 22.5 | -583,657 | -8.78% | ✗ | $197.2K |
| May 28, 2025 | May 30, 2025 | Kapadia Sandip | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 28, 2025 | May 30, 2025 | GOWEN MAXINE | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 28, 2025 | May 30, 2025 | Countouriotis Athena | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 28, 2025 | May 30, 2025 | Porter Derrell | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 28, 2025 | May 30, 2025 | Islam Saqib | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 28, 2025 | May 30, 2025 | Sondhi Dolan | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 28, 2025 | May 30, 2025 | Kassberg Thomas Richard | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Apr 22, 2025 | Apr 24, 2025 | ORBIMED ADVISORS LLC | 10% Owner | Sell | 22.5 | -235,572 | -3.42% | ✗ | $78.7K |
| Apr 15, 2025 | Apr 17, 2025 | ORBIMED ADVISORS LLC | 10% Owner | Sell | 26.3 | -149,054 | -2.12% | ✗ | $49.7K |
| Mar 15, 2025 | Mar 18, 2025 | Borthwick Kathleen | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Mar 15, 2025 | Mar 18, 2025 | Chou William | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Mar 15, 2025 | Mar 18, 2025 | Cale Edgar B. | GC & CORPORATE SECRETARY | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Feb 10, 2025 | Feb 12, 2025 | Borthwick Kathleen | CFO | Sell | 47.5 | -3,183 | -7.16% | ✗ | $1.7K |
| Jan 10, 2025 | Jan 14, 2025 | ORBIMED ADVISORS LLC | 10% Owner | Sell | 22.5 | -223,219 | -3.08% | ✗ | $142.2K |
| Jan 6, 2025 | Jan 8, 2025 | ORBIMED ADVISORS LLC | 10% Owner | Sell | 22.5 | -147,024 | -1.99% | ✗ | $103.3K |
| Dec 27, 2024 | Dec 31, 2024 | Lynx1 Capital Management LP | 10% Owner | Buy | 87.5 | +373,645 | 4.21% | ✗ | $241K |
| Dec 20, 2024 | Dec 26, 2024 | ORBIMED ADVISORS LLC | 10% Owner | Sell | 22.5 | -230,321 | -3.02% | ✗ | $138.2K |
| Dec 9, 2024 | Dec 11, 2024 | ORBIMED ADVISORS LLC | 10% Owner | Sell | 32.5 | -62,276 | -0.81% | ✗ | $52K |
| Dec 4, 2024 | Dec 6, 2024 | ORBIMED ADVISORS LLC | 10% Owner | Sell | 22.5 | -97,103 | -1.25% | ✗ | $77.3K |
| Nov 25, 2024 | Nov 27, 2024 | Lynx1 Capital Management LP | 10% Owner | Buy | 90.0 | +456,353 | 2.67% | ✗ | $284.5K |
| Sep 30, 2024 | Oct 2, 2024 | Cale Edgar B. | GC & CORPORATE SECRETARY | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Sep 30, 2024 | Oct 2, 2024 | Kassberg Thomas Richard | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Oct 2, 2024 | Kassberg Thomas Richard | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Sep 19, 2024 | Sep 23, 2024 | ORBIMED ADVISORS LLC | 10% Owner | Sell | 36.3 | -39,300 | -0.50% | ✗ | $27.9K |
| Sep 16, 2024 | Sep 18, 2024 | ORBIMED ADVISORS LLC | 10% Owner | Sell | 22.5 | -200,131 | -2.49% | ✗ | $146.7K |
| Aug 9, 2024 | Lynx1 Capital Management LP | 10% Owner | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| May 21, 2024 | May 23, 2024 | Countouriotis Athena | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 21, 2024 | May 23, 2024 | GOWEN MAXINE | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 21, 2024 | May 23, 2024 | Kapadia Sandip | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 21, 2024 | May 23, 2024 | Islam Saqib | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 21, 2024 | May 23, 2024 | Sondhi Dolan | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 21, 2024 | May 23, 2024 | Porter Derrell | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Mar 15, 2024 | Mar 19, 2024 | Borthwick Kathleen | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Mar 15, 2024 | Mar 19, 2024 | Forman Mark S | CHIEF MEDICAL OFFICER | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Mar 15, 2024 | Mar 19, 2024 | Chou William | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Mar 15, 2024 | Mar 19, 2024 | Cale Edgar B. | GC & CORPORATE SECRETARY | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Feb 10, 2024 | Feb 13, 2024 | Borthwick Kathleen | CFO | Sell | 47.5 | -1,470 | -4.91% | ✗ | $1.4K |
| Feb 10, 2024 | Feb 13, 2024 | Forman Mark S | CHIEF MEDICAL OFFICER | Sell | 47.5 | -1,638 | -3.26% | ✗ | $1.6K |
| Dec 31, 2023 | Jan 3, 2024 | Forman Mark S | Chief Medical Officer | Sell | 46.3 | -15,813 | -25.89% | ✗ | $14.4K |
| Dec 31, 2023 | Jan 3, 2024 | Borthwick Kathleen | CFO | Sell | 47.5 | -10,672 | -29.15% | ✗ | $9.7K |
| Dec 31, 2023 | Jan 3, 2024 | Cale Edgar B. | GC & Corporate Secretary | Sell | 46.3 | -15,813 | -25.58% | ✗ | $14.4K |
| Jul 28, 2023 | Aug 1, 2023 | King Simona | CFO | Sell | 46.3 | -11,453 | -32.31% | ✗ | $10.1K |
| Jul 27, 2023 | Jul 31, 2023 | Sondhi Dolan | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jul 31, 2023 | Sondhi Dolan | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jul 28, 2023 | Jul 28, 2023 | Borthwick Kathleen | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jul 28, 2023 | Borthwick Kathleen | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jun 27, 2023 | Jun 29, 2023 | ORBIMED ADVISORS LLC | 10% Owner | Buy | 100.0 | +1,192,577 | 17.43% | ✗ | $1M |
| Jun 15, 2023 | Jun 20, 2023 | Fotopoulos Alexandros | Chief Technical Officer | Sell | 47.5 | -4,052 | -12.37% | ✗ | $3.8K |
| May 25, 2023 | May 26, 2023 | Woiwode Thomas | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 25, 2023 | May 26, 2023 | Porter Derrell | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 25, 2023 | May 26, 2023 | Kapadia Sandip | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 25, 2023 | May 26, 2023 | Kamarck Michael E. | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 25, 2023 | May 26, 2023 | Islam Saqib | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 25, 2023 | May 26, 2023 | GOWEN MAXINE | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 25, 2023 | May 26, 2023 | Countouriotis Athena | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Apr 18, 2023 | Apr 20, 2023 | King Simona | CFO | Sell | 47.5 | -2,053 | -50.00% | ✗ | $2.2K |
| Mar 15, 2023 | Apr 5, 2023 | Chou William | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Mar 15, 2023 | Apr 5, 2023 | King Simona | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Mar 15, 2023 | Apr 5, 2023 | Forman Mark S | Chief Medical Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Mar 15, 2023 | Apr 5, 2023 | Cale Edgar B. | GC & Corporate Secretary | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Mar 15, 2023 | Apr 5, 2023 | Fotopoulos Alexandros | Chief Technical Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Dec 1, 2022 | Dec 2, 2022 | Kapadia Sandip | Director | Sell | 15.0 | -5,000 | -100.00% | ✓ | $6K |
| Nov 22, 2022 | Nov 25, 2022 | Fotopoulos Alexandros | Chief Technical Officer | Sell | 47.5 | -3,720 | -15.52% | ✗ | $4.9K |
| Sep 15, 2022 | Nov 18, 2022 | Toernsen Monika Maria | Chief Commercial Officer | Sell | 47.5 | -1,681 | -33.62% | ✗ | $2.5K |
| Nov 10, 2022 | Nov 14, 2022 | King Simona | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Nov 10, 2022 | Nov 14, 2022 | Forman Mark S | Chief Medical Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Nov 10, 2022 | Nov 14, 2022 | Cale Edgar B. | GC & Corporate Secretary | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Nov 10, 2022 | Nov 14, 2022 | Fotopoulos Alexandros | Chief Technical Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Oct 10, 2022 | Oct 12, 2022 | Chou William | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Oct 12, 2022 | Chou William | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jul 5, 2022 | Jul 6, 2022 | Kamarck Michael E. | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jul 6, 2022 | Kamarck Michael E. | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jun 13, 2022 | Jun 15, 2022 | Toernsen Monika Maria | Chief Commercial Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 13, 2022 | Jun 15, 2022 | King Simona | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 13, 2022 | Jun 15, 2022 | Forman Mark S | Chief Medical Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 13, 2022 | Jun 15, 2022 | Cale Edgar B. | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 13, 2022 | Jun 15, 2022 | Fotopoulos Alexandros | Chief Technical Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 31, 2022 | Jun 1, 2022 | GOWEN MAXINE | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 27, 2022 | Jun 1, 2022 | Goldsmith Bruce A | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 31, 2022 | Jun 1, 2022 | Cale Edgar B. | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 26, 2022 | May 31, 2022 | Woiwode Thomas | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 26, 2022 | May 31, 2022 | Porter Derrell | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 26, 2022 | May 31, 2022 | Kapadia Sandip | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 26, 2022 | May 31, 2022 | Islam Saqib | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 26, 2022 | May 31, 2022 | GOWEN MAXINE | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 26, 2022 | May 31, 2022 | Countouriotis Athena | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 3, 2022 | May 5, 2022 | ORBIMED ADVISORS LLC | 10% Owner | Buy | 95.0 | +525,000 | 8.31% | ✗ | $1M |
| Jan 20, 2022 | May 5, 2022 | ORBIMED ADVISORS LLC | 10% Owner | Buy | 75.0 | +50,800 | 0.81% | ✗ | $254K |
| Apr 18, 2022 | Apr 20, 2022 | King Simona | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Apr 18, 2022 | Apr 20, 2022 | Forman Mark S | Chief Medical Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Apr 8, 2022 | Forman Mark S | Chief Medical Officer | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Mar 21, 2022 | Mar 23, 2022 | Goldsmith Bruce A | CEO | Buy | 91.3 | +10,000 | 167.14% | ✗ | $31.5K |
| Feb 10, 2022 | Feb 14, 2022 | Toernsen Monika Maria | Chief Commercial Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |