| Filing Date | Insider | Type | 10b5-1 | Net Shares | Ownership change | Avg. Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| 2026-06-15 | Bulis Veronica Sanchez VP, Corporate Controller | Sale | -217 | -1.39%15,420 | $18.91 | $4,103 | View SEC filing | |
| 2026-06-15 | Lee Gary K. Chief Scientific Officer | Sale | -130 | -0.72%17,808 | $18.92 | $2,460 | View SEC filing | |
| 2026-06-15 | Hill Stephen J. Chief Operating Officer | Sale | -89 | -0.49%17,894 | $18.92 | $1,684 | View SEC filing | |
| 2026-06-15 | Seely Lynn President and CEO | Sale | -388 | -0.52%73,878 | $18.91 | $7,337 | View SEC filing | |
| 2026-06-11 | Shook David Chief Medical Officer | Sale | -1,977 | -8.63%20,923 | $12.64 | $24,989 | View SEC filing | |
| 2026-03-09 | ARCH Venture Fund IX, L.P. 10% Owner | Purchase | +488,090 | +52.01%1,426,528 | $25.61 | $12,499,985 | View SEC filing | |
| 2026-03-09 | BERNS PAUL L 10% Owner | Purchase | +488,090 | +52.01%1,426,528 | $25.61 | $12,499,985 | View SEC filing | |
| 2026-02-12 | Lee Gary K. Chief Scientific Officer | Sale | -1,671 | -8.98%16,938 | $23.39 | $39,085 | View SEC filing | |
| 2026-02-12 | Hill Stephen J. Chief Operating Officer | Sale | -1,236 | -6.49%17,795 | $23.39 | $28,910 | View SEC filing | |
| 2026-02-12 | Seely Lynn President and CEO | Sale | -7,455 | -9.12%74,266 | $23.39 | $174,372 | View SEC filing | |
| 2026-02-11 | Bulis Veronica Sanchez VP, Corporate Controller | Sale | -254 | -1.60%15,637 | $23.12 | $5,872 | View SEC filing | |
| 2026-02-11 | Lee Gary K. Chief Scientific Officer | Sale | -147 | -0.78%18,609 | $23.12 | $3,399 | View SEC filing | |
| 2026-02-11 | Hill Stephen J. Chief Operating Officer | Sale | -109 | -0.57%19,031 | $23.12 | $2,520 | View SEC filing | |
| 2026-02-11 | Seely Lynn President and CEO | Sale | -438 | -0.53%81,721 | $23.12 | $10,127 | View SEC filing | |
| 2026-01-06 | Bulis Veronica Sanchez VP, Corporate Controller | Sale | -2,072 | -22.49%7,141 | $35.80 | $74,181 | View SEC filing | |
| 2025-11-12 | Bulis Veronica Sanchez VP, Corporate Controller | Sale | -239 | -2.53%9,213 | $16.10 | $3,848 | View SEC filing | |
| 2025-11-12 | Lee Gary K. Chief Scientific Officer | Sale | -138 | -0.89%15,366 | $16.16 | $2,230 | View SEC filing | |
| 2025-11-12 | Hill Stephen J. Chief Operating Officer | Sale | -95 | -0.60%15,750 | $16.12 | $1,531 | View SEC filing | |
| 2025-11-12 | Seely Lynn President and CEO | Sale | -412 | -0.61%67,159 | $16.11 | $6,637 | View SEC filing | |
| 2025-08-22 | Seely Lynn President and CEO | Sale | -7,257 | -9.70%67,571 | $10.54 | $76,518 | View SEC filing | |
| 2025-08-22 | Hill Stephen J. Chief Operating Officer | Sale | -1,004 | -5.96%15,845 | $10.54 | $10,586 | View SEC filing | |
| 2025-08-22 | Newton Charles W. Chief Financial Officer | Sale | -1,453 | -8.67%15,306 | $10.54 | $15,320 | View SEC filing | |
| 2025-08-22 | Lee Gary K. Chief Scientific Officer | Sale | -1,453 | -8.57%15,504 | $10.54 | $15,320 | View SEC filing | |
| 2025-08-13 | Seely Lynn President and CEO | Sale | -797 | -2.24%34,828 | $10.43 | $8,313 | View SEC filing | |
| 2025-08-13 | Hill Stephen J. Chief Operating Officer | Sale | -185 | -2.05%8,849 | $10.43 | $1,930 | View SEC filing |
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