$9.45
+0.42 (+4.65%)
USD · as of 2026-08-21 · marketstack
Signal = open-market buys/sells (P/S); grants, exercises, tax, gifts are mechanics. Filings through 2026-06-30 only.
| Date | Insider | Role | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-06-16 | SCULLY WILLIAM P | TenPercentOwner | +Buy | 20,000 | $7.90 | $158,000 |
| 2026-06-15 | SCULLY WILLIAM P | TenPercentOwner | −Gift | 325,000 | — | — |
| 2026-06-11 | SCULLY WILLIAM P | TenPercentOwner | +Buy | 125,000 | $8.17 | $1M |
| 2026-06-04 | SCULLY WILLIAM P | TenPercentOwner | +Buy | 50,000 | $9.31 | $465,500 |
| 2026-06-02 | SCULLY WILLIAM P | TenPercentOwner | +Buy | 50,000 | $9.43 | $471,500 |
| 2026-05-22 | SCULLY WILLIAM P | TenPercentOwner | +Buy | 100,000 | $9.81 | $981,000 |
| 2025-07-28 | Kinney Gene G. | Director,Officer | +Grant | 140,000 | — | — |
| 2025-07-28 | Malecek Michael J | Officer | +Grant | 80,000 | — | — |
| 2025-07-28 | Nguyen Tran | Officer | +Grant | 95,000 | — | — |
| 2025-07-28 | Smith Brandon S. | Officer | +Grant | 130,000 | — | — |
| 2025-07-28 | Swanson Chad J. | Officer | +Grant | 85,000 | — | — |
| 2025-07-28 | Walker Karin L | Officer | +Grant | 25,000 | — | — |
| 2025-07-28 | Zago Wagner M. | Officer | +Grant | 85,000 | — | — |
| 2025-05-06 | EcoR1 Capital, LLC | TenPercentOwner | −Sell | 1,984,053 | $7.64 | $15M |
| 2025-05-05 | EcoR1 Capital, LLC | TenPercentOwner | −Sell | 977,693 | $8.11 | $8M |
| 2025-05-02 | EcoR1 Capital, LLC | TenPercentOwner | −Sell | 3,317,938 | $8.36 | $28M |
| 2025-01-15 | SCULLY WILLIAM P | TenPercentOwner | −Gift | 12,000 | — | — |
| 2025-01-14 | SCULLY WILLIAM P | TenPercentOwner | +Buy | 100,000 | $12.79 | $1M |
| 2025-01-03 | SCULLY WILLIAM P | TenPercentOwner | −Gift | 1,000 | — | — |
| 2025-01-02 | SCULLY WILLIAM P | TenPercentOwner | −Gift | 13,200 | — | — |
| 2024-12-31 | SCULLY WILLIAM P | TenPercentOwner | +Buy | 1,200 | $13.37 | $16,044 |
| 2024-12-31 | SCULLY WILLIAM P | TenPercentOwner | +Buy | 800 | $13.39 | $10,712 |
| 2024-12-31 | SCULLY WILLIAM P | TenPercentOwner | +Buy | 30,000 | $12.99 | $389,700 |
| 2024-12-20 | SCULLY WILLIAM P | TenPercentOwner | +Buy | 2,000 | $15.91 | $31,820 |
| 2024-12-20 | SCULLY WILLIAM P | TenPercentOwner | −Gift | 500 | — | — |
| 2024-12-20 | SCULLY WILLIAM P | TenPercentOwner | −Gift | 40,000 | — | — |
| 2024-12-19 | SCULLY WILLIAM P | TenPercentOwner | −Gift | 681,000 | — | — |
| 2024-12-18 | SCULLY WILLIAM P | TenPercentOwner | +Gift | 430,000 | — | — |
| 2024-12-18 | SCULLY WILLIAM P | TenPercentOwner | +Buy | 73,436 | $13.93 | $1M |
| 2024-01-24 | Walker Karin L | Officer | +Exercise | 5,000 | $13.53 | $67,650 |
| 2024-01-24 | Walker Karin L | Officer | −Sell | 5,000 | $34.00 | $170,000 |
| 2023-12-20 | Walker Karin L | Officer | −Sell | 3,322 | $37.45 | $124,409 |
| 2023-12-20 | Walker Karin L | Officer | +Exercise | 5,000 | $13.53 | $67,650 |
| 2023-12-20 | Walker Karin L | Officer | −Sell | 1,678 | $36.68 | $61,549 |
| 2023-11-30 | Walker Karin L | Officer | +Exercise | 5,000 | $13.53 | $67,650 |
| 2023-11-30 | Walker Karin L | Officer | −Sell | 5,000 | $34.00 | $170,000 |
| 2023-10-25 | Walker Karin L | Officer | +Exercise | 5,000 | $13.53 | $67,650 |
| 2023-10-25 | Walker Karin L | Officer | −Sell | 2,917 | $41.38 | $120,705 |
| 2023-10-25 | Walker Karin L | Officer | −Sell | 294 | $42.28 | $12,430 |
| 2023-10-25 | Walker Karin L | Officer | −Sell | 1,789 | $40.27 | $72,043 |
| 2023-10-11 | Smith Brandon S. | Officer | −Sell | 3,556 | $46.62 | $165,781 |
| 2023-10-11 | Smith Brandon S. | Officer | +Exercise | 4,000 | $11.12 | $44,480 |
| 2023-10-11 | Smith Brandon S. | Officer | −Sell | 444 | $47.74 | $21,197 |
| 2023-10-04 | Karp Carol D. | Officer | +Exercise | 5,000 | $12.15 | $60,750 |
| 2023-10-04 | Karp Carol D. | Officer | −Sell | 4,337 | $46.51 | $201,714 |
| 2023-10-04 | Karp Carol D. | Officer | −Sell | 663 | $47.29 | $31,353 |
| 2023-09-27 | Malecek Michael J | Officer | −Sell | 404 | $48.31 | $19,517 |
| 2023-09-27 | Malecek Michael J | Officer | +Exercise | 5,000 | $10.27 | $51,350 |
| 2023-09-27 | Malecek Michael J | Officer | −Sell | 4,596 | $47.29 | $217,345 |
| 2023-09-19 | Walker Karin L | Officer | −Sell | 5,000 | $52.36 | $261,800 |
| 2023-09-19 | Walker Karin L | Officer | +Exercise | 5,000 | $15.04 | $75,200 |
| 2023-09-13 | Smith Brandon S. | Officer | +Exercise | 4,000 | $11.12 | $44,480 |
| 2023-09-13 | Smith Brandon S. | Officer | −Sell | 114 | $55.96 | $6,379 |
| 2023-09-13 | Smith Brandon S. | Officer | −Sell | 3,886 | $55.48 | $215,595 |
| 2023-09-13 | Garren Hideki | Officer | −Sell | 2,000 | $55.48 | $110,960 |
| 2023-09-13 | Garren Hideki | Officer | +Exercise | 2,000 | $24.90 | $49,800 |
| 2023-09-06 | Karp Carol D. | Officer | −Sell | 4,994 | $54.76 | $273,471 |
| 2023-09-06 | Karp Carol D. | Officer | −Sell | 6 | $55.27 | $332 |
| 2023-09-06 | Karp Carol D. | Officer | +Exercise | 5,000 | $12.15 | $60,750 |
| 2023-08-30 | Malecek Michael J | Officer | −Sell | 2,664 | $55.39 | $147,559 |
| 2023-08-30 | Malecek Michael J | Officer | −Sell | 2,322 | $54.58 | $126,735 |
| 2023-08-30 | Malecek Michael J | Officer | +Exercise | 5,000 | $10.27 | $51,350 |
| 2023-08-30 | Malecek Michael J | Officer | −Sell | 14 | $56.21 | $787 |
| 2023-08-18 | Walker Karin L | Officer | −Sell | 5,000 | $57.18 | $285,900 |
| 2023-08-18 | Walker Karin L | Officer | +Exercise | 5,000 | $15.04 | $75,200 |
| 2023-08-16 | Smith Brandon S. | Officer | −Sell | 401 | $59.91 | $24,024 |
| 2023-08-16 | Smith Brandon S. | Officer | −Sell | 1,373 | $59.15 | $81,213 |
| 2023-08-16 | Smith Brandon S. | Officer | −Sell | 2,226 | $58.22 | $129,598 |
| 2023-08-16 | Smith Brandon S. | Officer | +Exercise | 4,000 | $11.12 | $44,480 |
| 2023-08-16 | Garren Hideki | Officer | −Sell | 374 | $59.74 | $22,343 |
| 2023-08-16 | Garren Hideki | Officer | −Sell | 878 | $58.15 | $51,056 |
| 2023-08-16 | Garren Hideki | Officer | +Exercise | 2,000 | $24.90 | $49,800 |
| 2023-08-16 | Garren Hideki | Officer | −Sell | 748 | $58.93 | $44,080 |
| 2023-08-02 | Karp Carol D. | Officer | −Sell | 328 | $67.95 | $22,288 |
| 2023-08-02 | Karp Carol D. | Officer | −Sell | 4,672 | $66.95 | $312,790 |
| 2023-08-02 | Karp Carol D. | Officer | +Exercise | 5,000 | $12.15 | $60,750 |
| 2023-08-02 | Zago Wagner M. | Officer | −Sell | 3,771 | $66.98 | $252,582 |
| 2023-08-02 | Zago Wagner M. | Officer | +Exercise | 4,000 | $12.15 | $48,600 |
| 2023-08-02 | Zago Wagner M. | Officer | −Sell | 229 | $68.07 | $15,588 |
| 2023-07-26 | Malecek Michael J | Officer | −Sell | 1,903 | $62.69 | $119,299 |
| 2023-07-26 | Malecek Michael J | Officer | −Sell | 2,477 | $61.78 | $153,029 |
| 2023-07-26 | Malecek Michael J | Officer | +Exercise | 5,000 | $10.27 | $51,350 |
| 2023-07-26 | Malecek Michael J | Officer | −Sell | 620 | $63.40 | $39,308 |
| 2023-07-19 | Walker Karin L | Officer | +Exercise | 5,000 | $15.04 | $75,200 |
| 2023-07-19 | Walker Karin L | Officer | −Sell | 3,966 | $68.96 | $273,495 |
| 2023-07-19 | Walker Karin L | Officer | −Sell | 1,034 | $70.08 | $72,463 |
| 2023-07-12 | Smith Brandon S. | Officer | +Exercise | 4,000 | $11.12 | $44,480 |
| 2023-07-12 | Smith Brandon S. | Officer | −Sell | 800 | $67.95 | $54,360 |
| 2023-07-12 | Smith Brandon S. | Officer | −Sell | 3,200 | $67.40 | $215,680 |
| 2023-07-12 | Garren Hideki | Officer | −Sell | 1,908 | $67.48 | $128,752 |
| 2023-07-12 | Garren Hideki | Officer | +Exercise | 2,000 | $24.90 | $49,800 |
| 2023-07-12 | Garren Hideki | Officer | −Sell | 92 | $68.20 | $6,274 |
| 2023-07-05 | Zago Wagner M. | Officer | +Exercise | 4,000 | $12.15 | $48,600 |
| 2023-07-05 | Zago Wagner M. | Officer | −Sell | 2,991 | $67.98 | $203,328 |
| 2023-07-05 | Zago Wagner M. | Officer | −Sell | 1,009 | $68.69 | $69,308 |
| 2023-07-05 | Karp Carol D. | Officer | +Exercise | 5,000 | $12.15 | $60,750 |
| 2023-07-05 | Karp Carol D. | Officer | −Sell | 1,034 | $68.69 | $71,025 |
| 2023-07-05 | Karp Carol D. | Officer | −Sell | 3,966 | $67.98 | $269,609 |
| 2023-07-03 | Selkoe Dennis J. | Director | −Sell | 5,000 | $67.43 | $337,150 |
| 2023-07-03 | Selkoe Dennis J. | Director | +Exercise | 5,000 | $11.33 | $56,650 |
| 2023-06-28 | Malecek Michael J | Officer | −Sell | 1,240 | $69.07 | $85,647 |
| 2023-06-28 | Malecek Michael J | Officer | +Exercise | 5,000 | $10.27 | $51,350 |
| 2023-06-28 | Malecek Michael J | Officer | −Sell | 3,050 | $69.89 | $213,165 |
| 2023-06-28 | Malecek Michael J | Officer | −Sell | 710 | $70.84 | $50,296 |
| 2023-06-20 | Walker Karin L | Officer | −Sell | 2,000 | $67.88 | $135,760 |
| 2023-06-20 | Walker Karin L | Officer | −Sell | 2,471 | $69.49 | $171,710 |
| 2023-06-20 | Walker Karin L | Officer | −Sell | 529 | $69.99 | $37,025 |
| 2023-06-20 | Walker Karin L | Officer | +Exercise | 5,000 | $15.04 | $75,200 |
| 2023-06-16 | Garren Hideki | Officer | −Sell | 7,331 | $74.00 | $542,494 |
| 2023-06-16 | Garren Hideki | Officer | +Exercise | 7,331 | $24.90 | $182,542 |
| 2023-06-14 | Garren Hideki | Officer | +Exercise | 4,669 | $24.90 | $116,258 |
| 2023-06-14 | Garren Hideki | Officer | −Sell | 509 | $72.45 | $36,877 |
| 2023-06-14 | Garren Hideki | Officer | −Sell | 971 | $73.31 | $71,184 |
| 2023-06-14 | Garren Hideki | Officer | −Sell | 2,534 | $74.59 | $189,011 |
| 2023-06-14 | Garren Hideki | Officer | −Sell | 655 | $75.49 | $49,446 |
| 2023-06-14 | Smith Brandon S. | Officer | −Sell | 959 | $74.69 | $71,628 |
| 2023-06-14 | Smith Brandon S. | Officer | −Sell | 1,914 | $73.35 | $140,392 |
| 2023-06-14 | Smith Brandon S. | Officer | −Sell | 1,098 | $72.52 | $79,627 |
| 2023-06-14 | Smith Brandon S. | Officer | +Exercise | 5,333 | $11.12 | $59,303 |
| 2023-06-14 | Smith Brandon S. | Officer | −Sell | 1,362 | $75.56 | $102,913 |
SEC Form 3/4/5 through 2026-06-30 · P buy · S sell · A grant · M/X/C exercise · F tax · G gift.
A model's estimate — for research. See the Disclaimer.