2026Q1
| Insider | Role (last 12 mo) | Shares held | Filed at |
|---|---|---|---|
| Mehra Anand | 10% Owner | 2,671,856 | Nov 19, 2019 |
| Healy James | 10% Owner | 2,671,856 | Nov 19, 2019 |
| Powell Michael | 10% Owner | 2,671,856 | Nov 19, 2019 |
| Sofinnova Venture Partners IX, L.P. | 10% Owner | 2,671,856 | Nov 19, 2019 |
| Sofinnova Management IX, L.L.C. | 10% Owner | 2,671,856 | Nov 19, 2019 |
| Exec date | Filing date | Insider | Role | Signal | Confidence | Shares | % of shares | Under plan? | Amount (USD) |
|---|---|---|---|---|---|---|---|---|---|
| Jan 30, 2026 | Feb 3, 2026 | Shaw Kevin G. | Sr VP, General Counsel | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jan 30, 2026 | Feb 3, 2026 | Guha Udayan | Chief Medical Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jan 30, 2026 | Feb 3, 2026 | Kundu Sourav | Sr VP, Dev. & Mfg. | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jan 30, 2026 | Feb 3, 2026 | Mayer Timothy | COO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jan 30, 2026 | Feb 3, 2026 | Richman Michael | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jan 30, 2026 | Feb 3, 2026 | Cobourn Steven P. | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Sep 29, 2025 | Simcere Zaiming, Inc. | 10% Owner | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Aug 19, 2025 | Simcere Zaiming, Inc. | 10% Owner | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jun 20, 2025 | Jun 24, 2025 | Houston John G | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 20, 2025 | Jun 24, 2025 | Jones Elaine V | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 20, 2025 | Jun 24, 2025 | KABAKOFF DAVID S | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 20, 2025 | Jun 24, 2025 | Borgman Anne Elizabeth | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 20, 2025 | Jun 24, 2025 | Webster Stephen W | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 20, 2025 | Jun 24, 2025 | Feigal Ellen | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Feb 6, 2025 | Guha Udayan | Chief Medical Officer | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jan 31, 2025 | Feb 3, 2025 | Shaw Kevin G. | Sr VP, General Counsel | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jan 31, 2025 | Feb 3, 2025 | Mayer Timothy | COO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jan 31, 2025 | Feb 3, 2025 | Langermann Sol | Chief Scientific Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jan 31, 2025 | Feb 3, 2025 | Kundu Sourav | Sr VP, Dev. & Mfg. | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jan 31, 2025 | Feb 3, 2025 | Cobourn Steven P. | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jan 31, 2025 | Feb 3, 2025 | Richman Michael | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 20, 2024 | Jun 21, 2024 | Webster Stephen W | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 20, 2024 | Jun 21, 2024 | KABAKOFF DAVID S | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 20, 2024 | Jun 21, 2024 | Jones Elaine V | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 20, 2024 | Jun 21, 2024 | Houston John G | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 20, 2024 | Jun 21, 2024 | Feigal Ellen | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 20, 2024 | Jun 21, 2024 | Borgman Anne Elizabeth | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Mar 29, 2024 | Apr 2, 2024 | Shaw Kevin G. | Sr VP, General Counsel | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Mar 29, 2024 | Apr 2, 2024 | Richman Michael | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Mar 29, 2024 | Apr 2, 2024 | Myint Han | Chief Medical Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Mar 29, 2024 | Apr 2, 2024 | Mayer Timothy | COO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Mar 29, 2024 | Apr 2, 2024 | Langermann Sol | Chief Scientific Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Mar 29, 2024 | Apr 2, 2024 | Kundu Sourav | Sr VP, Dev. & Mfg. | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Mar 29, 2024 | Apr 2, 2024 | Cobourn Steven P. | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jan 31, 2024 | Feb 1, 2024 | Shaw Kevin G. | Sr VP, General Counsel | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jan 31, 2024 | Feb 1, 2024 | Richman Michael | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jan 31, 2024 | Feb 1, 2024 | Myint Han | Chief Medical Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jan 31, 2024 | Feb 1, 2024 | Mayer Timothy | COO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jan 31, 2024 | Feb 1, 2024 | Langermann Sol | Chief Scientific Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jan 31, 2024 | Feb 1, 2024 | Kundu Sourav | Sr VP, Dev. & Mfg. | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jan 31, 2024 | Feb 1, 2024 | Cobourn Steven P. | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 22, 2023 | Jun 23, 2023 | Nicholson Garry A | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 22, 2023 | Jun 23, 2023 | KABAKOFF DAVID S | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 22, 2023 | Jun 23, 2023 | Khuong Chau Quang | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 22, 2023 | Jun 23, 2023 | Houston John G | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 22, 2023 | Jun 23, 2023 | Feigal Ellen | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 22, 2023 | Jun 23, 2023 | Jones Elaine V | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 22, 2023 | Jun 23, 2023 | Webster Stephen W | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 22, 2023 | Jun 23, 2023 | Borgman Anne Elizabeth | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Feb 28, 2023 | Mar 1, 2023 | Mayer Timothy | COO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Feb 28, 2023 | Mar 1, 2023 | Kundu Sourav | Sr VP, Dev. & Mfg. | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Feb 28, 2023 | Mar 1, 2023 | Myint Han | Chief Medical Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Feb 28, 2023 | Mar 1, 2023 | Shaw Kevin G. | Sr VP, Legal Affairs | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Feb 28, 2023 | Mar 1, 2023 | Langermann Sol | Chief Scientific Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Feb 28, 2023 | Mar 1, 2023 | Richman Michael | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Feb 28, 2023 | Mar 1, 2023 | Cobourn Steven P. | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Feb 28, 2023 | Shaw Kevin G. | Sr VP, Legal Affairs | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jun 23, 2022 | Jun 24, 2022 | Feigal Ellen | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 23, 2022 | Jun 24, 2022 | Borgman Anne Elizabeth | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 23, 2022 | Jun 24, 2022 | Houston John G | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 23, 2022 | Jun 24, 2022 | Nicholson Garry A | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 23, 2022 | Jun 24, 2022 | Webster Stephen W | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 23, 2022 | Jun 24, 2022 | Khuong Chau Quang | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 23, 2022 | Jun 24, 2022 | Jones Elaine V | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 23, 2022 | Jun 24, 2022 | KABAKOFF DAVID S | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jan 31, 2022 | Feb 2, 2022 | Liu Linda | SVP, Research | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jan 31, 2022 | Feb 2, 2022 | Langermann Sol | Chief Scientific Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jan 31, 2022 | Feb 2, 2022 | Kundu Sourav | Sr VP, Dev. & Mfg. | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jan 31, 2022 | Feb 2, 2022 | Richman Michael | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jan 31, 2022 | Feb 2, 2022 | Mayer Timothy | COO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jan 31, 2022 | Feb 2, 2022 | Cobourn Steven P. | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jan 31, 2022 | Feb 2, 2022 | Myint Han | Chief Medical Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Oct 1, 2021 | Oct 5, 2021 | Feigal Ellen | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Oct 5, 2021 | Feigal Ellen | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Oct 1, 2021 | Oct 5, 2021 | Borgman Anne Elizabeth | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Oct 5, 2021 | Borgman Anne Elizabeth | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jul 15, 2021 | Jul 19, 2021 | Kundu Sourav | Sr VP, Dev. & Mfg. | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jul 15, 2021 | Kundu Sourav | Sr VP, Dev. & Mfg. | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jun 24, 2021 | Jun 28, 2021 | Houston John G | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 24, 2021 | Jun 28, 2021 | Nicholson Garry A | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 24, 2021 | Jun 28, 2021 | Xu Stella | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 24, 2021 | Jun 28, 2021 | KABAKOFF DAVID S | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 24, 2021 | Jun 28, 2021 | Jones Elaine V | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 24, 2021 | Jun 28, 2021 | Webster Stephen W | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 24, 2021 | Jun 28, 2021 | Khuong Chau Quang | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Mar 15, 2021 | Mar 16, 2021 | Richman Michael | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Mar 15, 2021 | Mar 16, 2021 | Mayer Timothy | COO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Mar 15, 2021 | Mar 16, 2021 | Liu Linda | SVP, Research | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Mar 15, 2021 | Mar 16, 2021 | Langermann Sol | Chief Scientific Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Mar 15, 2021 | Mar 16, 2021 | Cobourn Steven P. | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jan 13, 2021 | Jan 19, 2021 | Myint Han | Chief Medical Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jan 19, 2021 | Myint Han | Chief Medical Officer | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Sep 10, 2020 | Sep 14, 2020 | Houston John G | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Sep 14, 2020 | Houston John G | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jul 14, 2020 | Jul 16, 2020 | Heller Kevin N. | Chief Medical Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 11, 2020 | Jun 15, 2020 | Xu Stella | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 11, 2020 | Jun 15, 2020 | Webster Stephen W | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 11, 2020 | Jun 15, 2020 | Morrison Briggs | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 11, 2020 | Jun 15, 2020 | Li Judith | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 11, 2020 | Jun 15, 2020 | Khuong Chau Quang | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |