2026Q1
| Insider | Role (last 12 mo) | Shares held | Filed at |
|---|---|---|---|
| Atlas Venture Fund X, L.P. | 10% Owner | 4,756,478 | Jul 29, 2019 |
| Atlas Venture Associates X, LLC | 10% Owner | 4,756,478 | Jul 29, 2019 |
| Springer Timothy A | Director | 3,796,764 | Sep 26, 2024 |
| Atlas Venture Associates X, L.P. | 10% Owner | 3,710,052 | Feb 18, 2020 |
| Clarus Lifesciences III, L.P. | — | 1,481,162 | May 22, 2019 |
| Exec date | Filing date | Insider | Role | Signal | Confidence | Shares | % of shares | Under plan? | Amount (USD) |
|---|---|---|---|---|---|---|---|---|---|
| Mar 4, 2026 | Mar 5, 2026 | REICIN ALISE | CEO | Neutral | 90.0 | +76,500 | 21.13% | ✗ | - |
| Mar 4, 2026 | Mar 5, 2026 | Schwabish Marc | Chief Business Officer | Neutral | 90.0 | +19,500 | 75.54% | ✗ | - |
| Mar 3, 2026 | Mar 5, 2026 | McNamara Peter | Chief Scientific Officer | Sell | 95.0 | +19,701 | 50.35% | ✓ | $77.6K |
| Mar 4, 2026 | Mar 5, 2026 | Lochner Daniel | CFO | Neutral | 90.0 | +26,500 | 82.70% | ✗ | - |
| Mar 4, 2026 | Mar 5, 2026 | Ruddy Marcella K. | Chief Medical Officer | Neutral | 90.0 | +26,500 | 49.77% | ✗ | - |
| Feb 11, 2026 | Mar 5, 2026 | REICIN ALISE | CEO | Buy | 72.5 | +2,500 | 0.70% | ✗ | $52.8K |
| Feb 11, 2026 | Feb 12, 2026 | REICIN ALISE | CEO | Buy | 72.5 | +2,500 | 0.70% | ✗ | $52.8K |
| Feb 10, 2026 | Feb 12, 2026 | Schwabish Marc | Chief Business Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Feb 10, 2026 | Feb 11, 2026 | Lochner Daniel | CFO | Buy | 95.0 | +6,000 | 23.04% | ✗ | $129.7K |
| Feb 4, 2026 | Feb 10, 2026 | Schwabish Marc | Chief Business Officer | Sell | 46.3 | -1,619 | -7.06% | ✗ | $37.6K |
| Feb 4, 2026 | Feb 10, 2026 | Ruddy Marcella K. | Chief Medical Officer | Sell | 46.3 | -2,064 | -3.73% | ✗ | $47.9K |
| Feb 4, 2026 | Feb 10, 2026 | REICIN ALISE | CEO | Sell | 42.5 | -4,104 | -1.13% | ✗ | $95.3K |
| Feb 4, 2026 | Feb 10, 2026 | McNamara Peter | Chief Scientific Officer | Sell | 46.3 | -1,748 | -4.28% | ✗ | $40.6K |
| Feb 4, 2026 | Feb 10, 2026 | Lochner Daniel | CFO | Sell | 46.3 | -2,077 | -7.39% | ✗ | $48.2K |
| Dec 31, 2025 | Jan 5, 2026 | REICIN ALISE | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Dec 22, 2025 | Dec 29, 2025 | McNamara Peter | Chief Scientific Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Sep 25, 2025 | Sep 29, 2025 | Schwabish Marc | Chief Business Officer | Neutral | 90.0 | +4,210 | 22.49% | ✗ | - |
| Sep 25, 2025 | Sep 29, 2025 | McNamara Peter | Chief Scientific Officer | Neutral | 90.0 | +4,550 | 15.51% | ✗ | - |
| Sep 25, 2025 | Sep 29, 2025 | Lochner Daniel | CFO | Neutral | 90.0 | +5,430 | 23.93% | ✗ | - |
| Sep 25, 2025 | Sep 29, 2025 | Ruddy Marcella K. | Chief Medical Officer | Neutral | 90.0 | +5,370 | 10.75% | ✗ | - |
| Sep 25, 2025 | Sep 29, 2025 | REICIN ALISE | CEO | Neutral | 82.5 | +14,700 | 4.35% | ✗ | - |
| Jun 20, 2025 | Jun 24, 2025 | REICIN ALISE | CEO | Sell | 51.3 | -859 | -0.25% | ✗ | $17K |
| Jun 9, 2025 | Jun 11, 2025 | Donenberg Phillip B. | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 9, 2025 | Jun 11, 2025 | Vitorovic Stefan | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 9, 2025 | Jun 11, 2025 | MCGUIRE TERRANCE | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 9, 2025 | Jun 11, 2025 | Tipirneni Praveen P. | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 9, 2025 | Jun 11, 2025 | SPRINGER TIMOTHY A | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Apr 9, 2025 | Apr 11, 2025 | SPRINGER TIMOTHY A | Director | Buy | 87.5 | +141,923 | 2.41% | ✗ | $2.3M |
| Apr 7, 2025 | Apr 9, 2025 | SPRINGER TIMOTHY A | Director | Buy | 96.3 | +500,000 | 9.29% | ✗ | $8.6M |
| Apr 7, 2025 | Apr 7, 2025 | MCGUIRE TERRANCE | Director | Sell | 16.3 | -500,000 | -46.60% | ✗ | $8.6M |
| Feb 5, 2025 | Feb 7, 2025 | SPRINGER TIMOTHY A | Director | Buy | 100.0 | +789,294 | 17.18% | ✗ | $40M |
| Feb 5, 2025 | Feb 7, 2025 | Lochner Daniel | CFO | Buy | 95.0 | +4,617 | 100.00% | ✗ | $250K |
| Feb 4, 2025 | Feb 6, 2025 | McNamara Peter | Chief Scientific Officer | Neutral | 90.0 | +15,141 | 106.72% | ✗ | - |
| Feb 4, 2025 | Feb 6, 2025 | Schwabish Marc | Chief Business Officer | Neutral | 90.0 | +14,023 | 298.36% | ✗ | - |
| Feb 4, 2025 | Feb 6, 2025 | Lochner Daniel | CFO | Neutral | 90.0 | +18,074 | 100.00% | ✗ | - |
| Feb 4, 2025 | Feb 6, 2025 | Ruddy Marcella K. | Chief Medical Officer | Neutral | 90.0 | +17,876 | 55.75% | ✗ | - |
| Feb 4, 2025 | Feb 6, 2025 | REICIN ALISE | CEO | Neutral | 90.0 | +36,047 | 11.90% | ✗ | - |
| Jan 28, 2025 | Jan 29, 2025 | Schwabish Marc | Chief Business Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Dec 9, 2024 | Dec 11, 2024 | Schwabish Marc | Chief Business Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Dec 4, 2024 | Dec 6, 2024 | REICIN ALISE | CEO | Neutral | 82.5 | +11,717 | 4.02% | ✗ | - |
| Dec 3, 2024 | Dec 5, 2024 | McNamara Peter | Chief Scientific Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Oct 22, 2024 | Oct 24, 2024 | SPRINGER TIMOTHY A | Director | Buy | 97.5 | +300,000 | 6.99% | ✗ | $10.1M |
| Sep 24, 2024 | Sep 26, 2024 | SPRINGER TIMOTHY A | Director | Buy | 87.5 | +50,000 | 1.18% | ✗ | $1.4M |
| Jun 20, 2024 | Jun 25, 2024 | Leonard Braden Michael | Other | Neutral | 90.0 | +433,688 | 100.00% | ✗ | - |
| Jun 20, 2024 | Jun 24, 2024 | Donenberg Phillip B. | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 20, 2024 | Jun 24, 2024 | Vitorovic Stefan | Director | Neutral | 90.0 | +1,028,674 | 100.00% | ✗ | - |
| Jun 24, 2024 | Vitorovic Stefan | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jun 20, 2024 | Jun 24, 2024 | Tipirneni Praveen P. | Director | Neutral | 90.0 | +3,037 | 100.00% | ✗ | - |
| Jun 24, 2024 | Tipirneni Praveen P. | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jun 20, 2024 | Jun 24, 2024 | SPRINGER TIMOTHY A | Director | Neutral | 90.0 | +4,243,121 | 100.00% | ✗ | - |
| Jun 24, 2024 | SPRINGER TIMOTHY A | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jun 20, 2024 | Jun 24, 2024 | MCGUIRE TERRANCE | Director | Neutral | 90.0 | +1,157,976 | 100.00% | ✗ | - |
| Jun 24, 2024 | MCGUIRE TERRANCE | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jun 20, 2024 | Jun 24, 2024 | Schwabish Marc | Chief Business Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 24, 2024 | Schwabish Marc | Chief Business Officer | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jun 20, 2024 | Jun 24, 2024 | Ruddy Marcella K. | Chief Medical Officer | Neutral | 90.0 | +32,065 | 100.00% | ✗ | - |
| Jun 24, 2024 | Ruddy Marcella K. | Chief Medical Officer | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jun 20, 2024 | Jun 24, 2024 | McNamara Peter | Chief Scientific Officer | Neutral | 90.0 | +10,688 | 100.00% | ✗ | - |
| Jun 24, 2024 | McNamara Peter | Chief Scientific Officer | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jun 20, 2024 | Jun 24, 2024 | Lochner Daniel | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 24, 2024 | Lochner Daniel | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jun 20, 2024 | Jun 24, 2024 | Cortis Christian | COO | Neutral | 90.0 | +126,368 | 100.00% | ✗ | - |
| Jun 24, 2024 | Cortis Christian | COO | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jun 20, 2024 | Jun 24, 2024 | REICIN ALISE | CEO | Neutral | 90.0 | +291,110 | 100.00% | ✗ | - |
| Jun 24, 2024 | REICIN ALISE | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| May 13, 2024 | May 15, 2024 | Leonard Braden Michael | 10% Owner | Buy | 97.5 | +766,635 | 17.42% | ✗ | $971.5K |
| May 15, 2024 | Leonard Braden Michael | 10% Owner | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| May 15, 2024 | Leonard Braden Michael | 10% Owner | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Feb 1, 2024 | Feb 5, 2024 | Golipour Azadeh | Chief Technology Officer | Sell | 26.3 | -12,232 | -17.96% | ✗ | $14.7K |
| Feb 1, 2024 | Feb 5, 2024 | Ridha Essra | Chief Medical Officer | Sell | 26.3 | -16,953 | -51.63% | ✗ | $20.4K |
| Feb 1, 2024 | Feb 5, 2024 | Ostrowski Erik | CEO | Sell | 26.3 | -13,099 | -30.91% | ✗ | $15.7K |
| Feb 1, 2024 | Feb 5, 2024 | Avruch Steven | Chief Legal Officer | Sell | 26.3 | -10,812 | -32.93% | ✗ | $13K |
| Jul 1, 2023 | Jul 3, 2023 | Ostrowski Erik | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 12, 2023 | Jun 13, 2023 | Golipour Azadeh | Chief Technology Officer | Sell | 47.5 | -5,574 | -15.34% | ✗ | $6.6K |
| Jun 6, 2023 | Jun 8, 2023 | PAIGE CHRISTOPHER | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 6, 2023 | Jun 8, 2023 | Donenberg Phillip B. | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 6, 2023 | Jun 8, 2023 | Vickers Philip J. | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 6, 2023 | Jun 8, 2023 | Farfel Gail M | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 6, 2023 | Jun 8, 2023 | Booth Bruce | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 6, 2023 | Jun 8, 2023 | Jenkins Annalisa | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 6, 2023 | Jun 8, 2023 | CLARK IAN T | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Feb 8, 2023 | Feb 10, 2023 | Petersen Deanna M | Chief Business Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Feb 8, 2023 | Feb 10, 2023 | Ridha Essra | Chief Medical Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Feb 8, 2023 | Feb 10, 2023 | Ostrowski Erik | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Feb 8, 2023 | Feb 10, 2023 | Golipour Azadeh | Chief Technology Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Feb 8, 2023 | Feb 10, 2023 | MACKAY GEOFFREY | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Feb 8, 2023 | Feb 10, 2023 | Avruch Steven | Chief Legal Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Dec 28, 2022 | Jan 26, 2023 | MACKAY GEOFFREY | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Dec 23, 2022 | Dec 28, 2022 | MACKAY GEOFFREY | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Dec 8, 2022 | Dec 9, 2022 | Ridha Essra | Chief Medical Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Dec 8, 2022 | Dec 9, 2022 | Petersen Deanna M | Chief Business Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Dec 8, 2022 | Dec 9, 2022 | MACKAY GEOFFREY | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Dec 8, 2022 | Dec 9, 2022 | Ostrowski Erik | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Dec 8, 2022 | Dec 9, 2022 | Golipour Azadeh | Chief Technology Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Dec 8, 2022 | Dec 9, 2022 | Avruch Steven | Chief Legal Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 17, 2022 | Golipour Azadeh | Chief Technology Officer | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jun 8, 2022 | Jun 10, 2022 | PAIGE CHRISTOPHER | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 8, 2022 | Jun 10, 2022 | Donenberg Phillip B. | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 8, 2022 | Jun 10, 2022 | CLARK IAN T | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 8, 2022 | Jun 10, 2022 | Vickers Philip J. | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |