Open-mkt buys · 90d
—
0 trades · 0 insiders
Open-mkt sales · 90d
$9.13M
3 trades · 1 insiders
Net · 90d
$-9.13M
Insiders on file
19
Daily buy vs sell · 90 days
■ Open-market buys (P) ■ Open-market sales (S) · daily dollar value by transaction date
Insiders
| Insider | Role | Trades | Bought | Sold | Last trade |
|---|---|---|---|---|---|
| RA CAPITAL MANAGEMENT, L.P. | Director, 10% Owner | 4 | $0 | $9.13M | 2026-10-29 |
| Guerard Frederic | Director | 5 | $0 | $0 | 2026-06-15 |
| Scheiner Zachary | Director | 3 | $0 | $0 | 2026-06-15 |
| George Jeffrey P. | Director | 4 | $49.9K | $0 | 2026-06-15 |
| Drapkin Kimberlee C | Director | 3 | $0 | $0 | 2026-06-15 |
| Thunen Shelley B | Director | 3 | $0 | $0 | 2026-06-15 |
| MCCOLLUM JAMES W | Director | 9 | $740.3K | $0 | 2026-06-15 |
| Schimmelpennink Evert B. | President, CEO and Secretary | 11 | $251.4K | $0 | 2026-03-27 |
| Chevallard Daniel R. | Chief Financial Officer | 8 | $164.3K | $0 | 2026-03-27 |
| Odrich Marc | Chief Medical Officer | 6 | $0 | $0 | 2026-01-02 |
| Olsson Shawn | Chief Commercial Officer | 15 | $0 | $261.0K | 2026-01-02 |
| Versant Vantage II GP-GP, LLC | 10% Owner | 8 | $0 | $26.60M | 2025-09-30 |
| Versant Venture Capital VI, L.P. | 10% Owner | 10 | $0 | $15.97M | 2025-09-18 |
| Versant Ventures VII GP, L.P. | 10% Owner | 12 | $0 | $7.42M | 2025-08-26 |
| Versant Ventures VII GP-GP, LLC | 10% Owner | 1 | $0 | $6.51M | 2025-07-10 |
| Versant Ventures VI GP, L.P. | 10% Owner | 3 | $0 | $10.11M | 2025-06-20 |
| RA Capital Healthcare Fund LP | Director, 10% Owner | 1 | $0 | $0 | 2025-06-11 |
| Versant Vantage II GP, L.P. | 10% Owner | 1 | $0 | $0 | 2024-03-21 |
| RA Capital Nexus Fund II, L.P. | Director, 10% Owner | 9 | $15.00M | $0 | 2024-03-21 |
Trade history
| Insider | Role | Code | Trade | Filed | Shares | Price | Value | Owned after | |
|---|---|---|---|---|---|---|---|---|---|
| RA CAPITAL MANAGEMENT, L.P. | 10% Owner | S Sale | 2026-10-29 | 2026-11-02 | 107,170 | $3.36 | $360.1K | 57,559 | SEC↗ |
| RA CAPITAL MANAGEMENT, L.P. | 10% Owner | S Sale | 2026-10-29 | 2026-11-02 | 451,998 | $3.36 | $1.52M | 242,757 | SEC↗ |
| RA CAPITAL MANAGEMENT, L.P. | 10% Owner | S Sale | 2026-10-29 | 2026-11-02 | 2,159,516 | $3.36 | $7.26M | 1,159,823 | SEC↗ |
| Scheiner Zachary | Director | A Award deriv | 2026-06-15 | 2026-06-15 | 22,100 | — | $0 | 22,100 | SEC↗ |
| Guerard Frederic | Director | A Award deriv | 2026-06-15 | 2026-06-15 | 22,100 | — | $0 | 22,100 | SEC↗ |
| Thunen Shelley B | Director | A Award deriv | 2026-06-15 | 2026-06-15 | 22,100 | — | $0 | 22,100 | SEC↗ |
| MCCOLLUM JAMES W | Director | A Award deriv | 2026-06-15 | 2026-06-15 | 22,100 | — | $0 | 22,100 | SEC↗ |
| Drapkin Kimberlee C | Director | A Award deriv | 2026-06-15 | 2026-06-15 | 22,100 | — | $0 | 22,100 | SEC↗ |
| George Jeffrey P. | Director | A Award deriv | 2026-06-15 | 2026-06-15 | 22,100 | — | $0 | 22,100 | SEC↗ |
| RA CAPITAL MANAGEMENT, L.P. | Director, 10% Owner | A Award deriv | 2026-06-15 | 2026-06-15 | 22,100 | — | $0 | 22,100 | SEC↗ |
| Chevallard Daniel R. | Chief Financial Officer | P Buy | 2026-03-27 | 2026-03-30 | 7,500 | $8.57 | $64.3K | 12,886 | SEC↗ |
| Schimmelpennink Evert B. | President, CEO and Secretary | P Buy | 2026-03-27 | 2026-03-30 | 28,089 | $8.95 | $251.4K | 77,289 | SEC↗ |
| George Jeffrey P. | Director | P Buy | 2026-03-27 | 2026-03-30 | 5,592 | $8.92 | $49.9K | 5,592 | SEC↗ |
| Schimmelpennink Evert B. | President, CEO and Secretary | A Award deriv | 2026-01-02 | 2026-01-06 | 358,100 | — | $0 | 358,100 | SEC↗ |
| Chevallard Daniel R. | Chief Financial Officer | A Award deriv | 2026-01-02 | 2026-01-06 | 84,200 | — | $0 | 84,200 | SEC↗ |
| Chevallard Daniel R. | Chief Financial Officer | A Award deriv | 2026-01-02 | 2026-01-06 | 14,000 | — | $0 | 14,000 | SEC↗ |
| Odrich Marc | Chief Medical Officer | A Award deriv | 2026-01-02 | 2026-01-06 | 84,200 | — | $0 | 84,200 | SEC↗ |
| Odrich Marc | Chief Medical Officer | A Award deriv | 2026-01-02 | 2026-01-06 | 14,000 | — | $0 | 14,000 | SEC↗ |
| Olsson Shawn | Chief Commercial Officer | A Award deriv | 2026-01-02 | 2026-01-06 | 14,000 | — | $0 | 14,000 | SEC↗ |
| Olsson Shawn | Chief Commercial Officer | A Award deriv | 2026-01-02 | 2026-01-06 | 84,200 | — | $0 | 84,200 | SEC↗ |
| Olsson Shawn | Chief Commercial Officer | M Exercise deriv | 2025-11-17 | 2025-11-19 | 10,000 | — | $0 | 53,241 | SEC↗ |
| Olsson Shawn | Chief Commercial Officer | S Sale | 2025-11-17 | 2025-11-19 | 5,788 | $26.37 | $152.6K | 4,733 | SEC↗ |
| Olsson Shawn | Chief Commercial Officer | S Sale | 2025-11-17 | 2025-11-19 | 4,212 | $25.74 | $108.4K | 10,521 | SEC↗ |
| Olsson Shawn | Chief Commercial Officer | M Exercise | 2025-11-17 | 2025-11-19 | 10,000 | $2.08 | $20.8K | 14,733 | SEC↗ |
| Chevallard Daniel R. | Chief Financial Officer | P Buy | 2025-11-07 | 2025-11-07 | 20 | $22.71 | $454 | 3,208 | SEC↗ |
| Chevallard Daniel R. | Chief Financial Officer | P Buy | 2025-11-07 | 2025-11-07 | 2,178 | $22.76 | $49.6K | 5,386 | SEC↗ |
| MCCOLLUM JAMES W | Director | P Buy | 2025-11-07 | 2025-11-10 | 10,500 | $22.79 | $239.3K | 10,500 | SEC↗ |
| Versant Vantage II GP-GP, LLC | 10% Owner | S Sale | 2025-09-30 | 2025-10-02 | 123 | $47.01 | $5.8K | 764,127 | SEC↗ |
| Versant Vantage II GP-GP, LLC | 10% Owner | S Sale | 2025-09-30 | 2025-10-02 | 177 | $47.01 | $8.3K | 1,050,599 | SEC↗ |
| Versant Vantage II GP-GP, LLC | 10% Owner | S Sale | 2025-09-30 | 2025-10-02 | 57,502 | $46.41 | $2.67M | 764,250 | SEC↗ |
| Versant Vantage II GP-GP, LLC | 10% Owner | S Sale | 2025-09-30 | 2025-10-02 | 83,066 | $46.41 | $3.86M | 1,050,776 | SEC↗ |
| Versant Vantage II GP-GP, LLC | 10% Owner | S Sale | 2025-09-30 | 2025-10-02 | 49,701 | $45.35 | $2.25M | 1,133,842 | SEC↗ |
| Versant Vantage II GP-GP, LLC | 10% Owner | S Sale | 2025-09-30 | 2025-10-02 | 34,405 | $45.35 | $1.56M | 821,752 | SEC↗ |
| Versant Venture Capital VI, L. | 10% Owner | S Sale | 2025-09-18 | 2025-09-22 | 40,907 | $43.00 | $1.76M | 1,183,811 | SEC↗ |
| Versant Venture Capital VI, L. | 10% Owner | S Sale | 2025-09-18 | 2025-09-22 | 268 | $43.30 | $11.6K | 1,183,543 | SEC↗ |
| Versant Venture Capital VI, L. | 10% Owner | S Sale | 2025-09-18 | 2025-09-22 | 20,148 | $43.00 | $866.4K | 856,289 | SEC↗ |
| Versant Venture Capital VI, L. | 10% Owner | S Sale | 2025-09-18 | 2025-09-22 | 132 | $43.30 | $5.7K | 856,157 | SEC↗ |
| Versant Venture Capital VI, L. | 10% Owner | S Sale | 2025-09-18 | 2025-09-22 | 24,370 | $41.59 | $1.01M | 876,437 | SEC↗ |
| Versant Venture Capital VI, L. | 10% Owner | S Sale | 2025-09-18 | 2025-09-22 | 49,479 | $41.59 | $2.06M | 1,224,718 | SEC↗ |
| Versant Ventures VII GP, L.P. | 10% Owner | S Sale | 2025-08-26 | 2025-08-26 | 21,661 | $38.97 | $844.1K | 902,514 | SEC↗ |
| Versant Ventures VII GP, L.P. | 10% Owner | S Sale | 2025-08-26 | 2025-08-26 | 3,465 | $39.50 | $136.9K | 1,274,197 | SEC↗ |
| Versant Ventures VII GP, L.P. | 10% Owner | S Sale | 2025-08-26 | 2025-08-26 | 1,707 | $39.50 | $67.4K | 900,807 | SEC↗ |
| Versant Ventures VII GP, L.P. | 10% Owner | S Sale | 2025-08-26 | 2025-08-26 | 43,978 | $38.97 | $1.71M | 1,277,662 | SEC↗ |
| Versant Ventures VII GP, L.P. | 10% Owner | S Sale | 2025-08-25 | 2025-08-26 | 2,149 | $39.92 | $85.8K | 1,321,640 | SEC↗ |
| Versant Ventures VII GP, L.P. | 10% Owner | S Sale | 2025-08-25 | 2025-08-26 | 24,760 | $39.53 | $978.8K | 925,233 | SEC↗ |
| Versant Ventures VII GP, L.P. | 10% Owner | S Sale | 2025-08-25 | 2025-08-26 | 50,270 | $39.53 | $1.99M | 1,323,789 | SEC↗ |
| Versant Ventures VII GP, L.P. | 10% Owner | S Sale | 2025-08-25 | 2025-08-26 | 1,058 | $39.92 | $42.2K | 924,175 | SEC↗ |
| Versant Ventures VII GP, L.P. | 10% Owner | S Sale | 2025-08-22 | 2025-08-26 | 10,076 | $40.03 | $403.3K | 952,802 | SEC↗ |
| Versant Ventures VII GP, L.P. | 10% Owner | S Sale | 2025-08-22 | 2025-08-26 | 2,809 | $40.59 | $114.0K | 949,993 | SEC↗ |
| Versant Ventures VII GP, L.P. | 10% Owner | S Sale | 2025-08-22 | 2025-08-26 | 5,668 | $40.59 | $230.1K | 1,374,059 | SEC↗ |
| Versant Ventures VII GP, L.P. | 10% Owner | S Sale | 2025-08-22 | 2025-08-26 | 20,493 | $40.03 | $820.3K | 1,379,727 | SEC↗ |
| Versant Venture Capital VI, L. | 10% Owner | S Sale | 2025-08-18 | 2025-08-19 | 30,628 | $38.56 | $1.18M | 1,400,220 | SEC↗ |
| Versant Venture Capital VI, L. | 10% Owner | S Sale | 2025-08-18 | 2025-08-19 | 15,085 | $38.56 | $581.7K | 962,878 | SEC↗ |
| Versant Venture Capital VI, L. | 10% Owner | S Sale | 2025-08-15 | 2025-08-19 | 145,051 | $39.50 | $5.73M | 1,430,848 | SEC↗ |
| Versant Venture Capital VI, L. | 10% Owner | S Sale | 2025-08-15 | 2025-08-19 | 69,949 | $39.50 | $2.76M | 977,963 | SEC↗ |
| Versant Ventures VII GP-GP, LL | 10% Owner | S Sale | 2025-07-10 | 2025-07-14 | 191,376 | $34.00 | $6.51M | 1,575,899 | SEC↗ |
| Versant Vantage II GP-GP, LLC | 10% Owner | S Sale | 2025-06-27 | 2025-07-01 | 200,000 | $30.47 | $6.09M | 1,767,275 | SEC↗ |
| Versant Ventures VI GP, L.P. | 10% Owner | S Sale | 2025-06-20 | 2025-06-20 | 133,924 | $30.25 | $4.05M | 1,967,275 | SEC↗ |
| Versant Ventures VI GP, L.P. | 10% Owner | S Sale | 2025-06-20 | 2025-06-20 | 100,877 | $30.35 | $3.06M | 1,047,912 | SEC↗ |
| Versant Ventures VI GP, L.P. | 10% Owner | S Sale | 2025-06-18 | 2025-06-20 | 100,000 | $29.95 | $3.00M | 1,148,789 | SEC↗ |
| Scheiner Zachary | Director | A Award deriv | 2025-06-11 | 2025-06-11 | 13,500 | — | $0 | 13,500 | SEC↗ |
| MCCOLLUM JAMES W | Director | A Award deriv | 2025-06-11 | 2025-06-11 | 13,500 | — | $0 | 13,500 | SEC↗ |
| Thunen Shelley B | Director | A Award deriv | 2025-06-11 | 2025-06-11 | 13,500 | — | $0 | 13,500 | SEC↗ |
| Guerard Frederic | Director | A Award deriv | 2025-06-11 | 2025-06-11 | 13,500 | — | $0 | 13,500 | SEC↗ |
| Drapkin Kimberlee C | Director | A Award deriv | 2025-06-11 | 2025-06-11 | 13,500 | — | $0 | 13,500 | SEC↗ |
| George Jeffrey P. | Director | A Award deriv | 2025-06-11 | 2025-06-11 | 13,500 | — | $0 | 13,500 | SEC↗ |
| RA Capital Healthcare Fund LP | Director, 10% Owner | A Award deriv | 2025-06-11 | 2025-06-11 | 13,500 | — | $0 | 13,500 | SEC↗ |
| Versant Vantage II GP-GP, LLC | 10% Owner | S Sale | 2025-06-10 | 2025-06-12 | 350,000 | $29.00 | $10.15M | 1,248,789 | SEC↗ |
| Olsson Shawn | Chief Commercial Officer | M Exercise deriv | 2025-04-09 | 2025-04-09 | 1,400 | — | $0 | 63,241 | SEC↗ |
| Olsson Shawn | Chief Commercial Officer | M Exercise | 2025-04-09 | 2025-04-09 | 1,400 | $2.08 | $2.9K | 4,733 | SEC↗ |
| Schimmelpennink Evert B. | President, CEO and Secretary | M Exercise deriv | 2025-03-07 | 2025-03-07 | 4,200 | — | $0 | 337,906 | SEC↗ |
| Schimmelpennink Evert B. | President, CEO and Secretary | M Exercise | 2025-03-07 | 2025-03-07 | 4,200 | $1.04 | $4.4K | 49,200 | SEC↗ |
| Schimmelpennink Evert B. | President, CEO and Secretary | A Award deriv | 2025-01-09 | 2025-01-13 | 279,100 | — | $0 | 279,100 | SEC↗ |
| Chevallard Daniel R. | Chief Financial Officer | A Award deriv | 2025-01-09 | 2025-01-13 | 70,444 | — | $0 | 70,444 | SEC↗ |
| Odrich Marc | Chief Medical Officer | A Award deriv | 2025-01-09 | 2025-01-13 | 80,100 | — | $0 | 80,100 | SEC↗ |
| Olsson Shawn | Chief Commercial Officer | A Award deriv | 2025-01-09 | 2025-01-13 | 80,100 | — | $0 | 80,100 | SEC↗ |
| Olsson Shawn | Chief Commercial Officer | M Exercise deriv | 2024-12-16 | 2024-12-17 | 3,333 | — | $0 | 64,641 | SEC↗ |
| Olsson Shawn | Chief Commercial Officer | M Exercise | 2024-12-16 | 2024-12-17 | 3,333 | $2.08 | $6.9K | 3,333 | SEC↗ |
| Schimmelpennink Evert B. | President, CEO and Secretary | M Exercise deriv | 2024-07-22 | 2024-07-23 | 45,000 | — | $0 | 342,106 | SEC↗ |
| Schimmelpennink Evert B. | President, CEO and Secretary | M Exercise | 2024-07-22 | 2024-07-23 | 45,000 | $1.04 | $46.8K | 45,000 | SEC↗ |
| Chevallard Daniel R. | Chief Financial Officer | P Buy | 2024-05-14 | 2024-05-15 | 3,188 | $15.68 | $50.0K | 3,188 | SEC↗ |
| MCCOLLUM JAMES W | Director | P Buy | 2024-05-13 | 2024-05-14 | 31,332 | $15.99 | $501.0K | 525,565 | SEC↗ |
| Schimmelpennink Evert B. | President, CEO and Secretary | A Award deriv | 2024-03-21 | 2024-03-25 | 475,000 | — | $0 | 475,000 | SEC↗ |
| Schimmelpennink Evert B. | President, CEO and Secretary | A Award deriv | 2024-03-21 | 2024-03-25 | 387,106 | — | $0 | 387,106 | SEC↗ |
| Schimmelpennink Evert B. | President, CEO and Secretary | A Award deriv | 2024-03-21 | 2024-03-25 | 82,723 | — | $0 | 82,723 | SEC↗ |
| Schimmelpennink Evert B. | President, CEO and Secretary | A Award deriv | 2024-03-21 | 2024-03-25 | 315,864 | — | $0 | 315,864 | SEC↗ |
| Odrich Marc | Chief Medical Officer | A Award deriv | 2024-03-21 | 2024-03-25 | 105,000 | — | $0 | 105,000 | SEC↗ |
| Odrich Marc | Chief Medical Officer | A Award deriv | 2024-03-21 | 2024-03-25 | 66,472 | — | $0 | 66,472 | SEC↗ |
| Olsson Shawn | Chief Commercial Officer | A Award deriv | 2024-03-21 | 2024-03-25 | 105,000 | — | $0 | 105,000 | SEC↗ |
| Olsson Shawn | Chief Commercial Officer | A Award deriv | 2024-03-21 | 2024-03-25 | 50,915 | — | $0 | 50,915 | SEC↗ |
| Olsson Shawn | Chief Commercial Officer | A Award deriv | 2024-03-21 | 2024-03-25 | 30,466 | — | $0 | 30,466 | SEC↗ |
| Olsson Shawn | Chief Commercial Officer | A Award deriv | 2024-03-21 | 2024-03-25 | 67,974 | — | $0 | 67,974 | SEC↗ |
| Chevallard Daniel R. | Chief Financial Officer | A Award deriv | 2024-03-21 | 2024-03-25 | 200,000 | — | $0 | 200,000 | SEC↗ |
| George Jeffrey P. | Director | A Award deriv | 2024-03-21 | 2024-03-25 | 27,000 | — | $0 | 27,000 | SEC↗ |
| Drapkin Kimberlee C | Director | A Award deriv | 2024-03-21 | 2024-03-25 | 27,000 | — | $0 | 27,000 | SEC↗ |
| Scheiner Zachary | Director | A Award deriv | 2024-03-21 | 2024-03-25 | 27,000 | — | $0 | 27,000 | SEC↗ |
| Guerard Frederic | Director | A Award deriv | 2024-03-21 | 2024-03-25 | 23,571 | — | $0 | 23,571 | SEC↗ |
| Guerard Frederic | Director | A Award deriv | 2024-03-21 | 2024-03-25 | 27,000 | — | $0 | 27,000 | SEC↗ |
| Guerard Frederic | Director | A Award deriv | 2024-03-21 | 2024-03-25 | 30,897 | — | $0 | 30,897 | SEC↗ |
| MCCOLLUM JAMES W | Director | A Award deriv | 2024-03-21 | 2024-03-25 | 6,575 | — | $0 | 6,575 | SEC↗ |
| MCCOLLUM JAMES W | Director | A Award deriv | 2024-03-21 | 2024-03-25 | 27,000 | — | $0 | 27,000 | SEC↗ |
| Thunen Shelley B | Director | A Award deriv | 2024-03-21 | 2024-03-25 | 27,000 | — | $0 | 27,000 | SEC↗ |
| RA Capital Nexus Fund II, L.P. | Director, 10% Owner | A Award deriv | 2024-03-21 | 2024-03-25 | 10,580 | — | $0 | 10,580 | SEC↗ |
| RA Capital Nexus Fund II, L.P. | Director, 10% Owner | A Award deriv | 2024-03-21 | 2024-03-25 | 5,371 | — | $0 | 5,371 | SEC↗ |
| RA Capital Nexus Fund II, L.P. | Director, 10% Owner | A Award deriv | 2024-03-21 | 2024-03-25 | 27,000 | — | $0 | 27,000 | SEC↗ |
| RA Capital Nexus Fund II, L.P. | Director, 10% Owner | A Award deriv | 2024-03-21 | 2024-03-25 | 54,582 | — | $0 | 54,582 | SEC↗ |
| Versant Vantage II GP, L.P. | 10% Owner | J Other | 2024-03-21 | 2024-03-25 | 598,203 | — | $0 | 842,162 | SEC↗ |
| Odrich Marc | Chief Medical Officer | A Award | 2024-03-21 | 2024-03-25 | 99,599 | — | $0 | 99,599 | SEC↗ |
| MCCOLLUM JAMES W | Director | A Award | 2024-03-21 | 2024-03-25 | 16,633 | $15.03 | $250.0K | 494,233 | SEC↗ |
| MCCOLLUM JAMES W | Director | A Award | 2024-03-21 | 2024-03-25 | 477,600 | — | $0 | 477,600 | SEC↗ |
| MCCOLLUM JAMES W | Director | A Award | 2024-03-21 | 2024-03-25 | 95,034 | — | $0 | 95,034 | SEC↗ |
| RA Capital Nexus Fund II, L.P. | Director, 10% Owner | A Award | 2024-03-21 | 2024-03-25 | 164,729 | — | $0 | 164,729 | SEC↗ |
| RA Capital Nexus Fund II, L.P. | Director, 10% Owner | A Award | 2024-03-21 | 2024-03-25 | 694,755 | — | $0 | 694,755 | SEC↗ |
| RA Capital Nexus Fund II, L.P. | Director, 10% Owner | A Award | 2024-03-21 | 2024-03-25 | 2,386,301 | — | $0 | 2,386,301 | SEC↗ |
| RA Capital Nexus Fund II, L.P. | Director, 10% Owner | P Buy | 2024-03-21 | 2024-03-25 | 933,038 | $15.03 | $14.02M | 3,319,339 | SEC↗ |
| RA Capital Nexus Fund II, L.P. | Director, 10% Owner | P Buy | 2024-03-21 | 2024-03-25 | 64,971 | $15.03 | $976.5K | 694,755 | SEC↗ |