Open-mkt buys · 90d
—
0 trades · 0 insiders
Open-mkt sales · 90d
—
0 trades · 0 insiders
Net · 90d
$0
Insiders on file
15
Daily buy vs sell · 90 days
No data yet.
Insiders
| Insider | Role | Trades | Bought | Sold | Last trade |
|---|---|---|---|---|---|
| Robinson James A. Jr. | Director | 5 | $0 | $0 | 2035-01-10 |
| Perrin Steven | President, Director | 12 | $2.6K | $0 | 2026-07-31 |
| Gros David-Alexandre C | Chief Executive Officer, Director | 15 | $57.8K | $0 | 2026-07-31 |
| Kirk Allan | Director | 5 | $0 | $0 | 2026-01-10 |
| Hillson Jan | Director | 7 | $0 | $0 | 2026-01-10 |
| Lee June | Director | 7 | $0 | $0 | 2026-01-10 |
| McBride John S. | Director | 7 | $0 | $0 | 2026-01-10 |
| Katkin Keith | Director | 7 | $0 | $0 | 2026-01-10 |
| Little Paul Sean | Chief Financial Officer | 8 | $88.7K | $0 | 2025-01-10 |
| Smith Bryan E. | See Remarks | 8 | $0 | $0 | 2025-01-10 |
| BIOTECHNOLOGY VALUE FUND II LP | Other | 3 | $17.35M | $0 | 2024-10-29 |
| BVF INC/IL | 10% Owner | 6 | $0 | $0 | 2024-05-09 |
| Biotechnology Value Trading Fund OS LP | Other | 9 | $0 | $0 | 2023-05-05 |
| Ogier Walter C | Director | 3 | $0 | $0 | 2023-05-01 |
| LYONS GARY A | Director | 3 | $0 | $0 | 2023-05-01 |
Trade history
| Insider | Role | Code | Trade | Filed | Shares | Price | Value | Owned after | |
|---|---|---|---|---|---|---|---|---|---|
| Robinson James A. Jr. | Director | A Award deriv | 2035-01-10 | 2025-01-13 | 30,870 | — | $0 | 30,870 | SEC↗ |
| Perrin Steven | President | A Award | 2026-07-31 | 2026-08-04 | 152,353 | — | $0 | 153,353 | SEC↗ |
| Perrin Steven | President | F Tax w/h | 2026-07-31 | 2026-08-04 | 72,138 | $3.38 | $243.8K | 81,215 | SEC↗ |
| Gros David-Alexandre C | Chief Executive Officer | A Award | 2026-07-31 | 2026-08-04 | 354,454 | — | $0 | 363,454 | SEC↗ |
| Gros David-Alexandre C | Chief Executive Officer | F Tax w/h | 2026-07-31 | 2026-08-04 | 194,791 | $3.38 | $658.4K | 168,663 | SEC↗ |
| Gros David-Alexandre C | Chief Executive Officer, Dir | F Tax w/h | 2026-07-31 | 2026-08-04 | 194,791 | $3.38 | $658.4K | 168,663 | SEC↗ |
| Gros David-Alexandre C | Chief Executive Officer, Dir | A Award | 2026-07-31 | 2026-08-04 | 354,454 | — | $0 | 363,454 | SEC↗ |
| Perrin Steven | President, Director | F Tax w/h | 2026-07-31 | 2026-08-04 | 72,138 | $3.38 | $243.8K | 81,215 | SEC↗ |
| Perrin Steven | President, Director | A Award | 2026-07-31 | 2026-08-04 | 152,353 | — | $0 | 153,353 | SEC↗ |
| Robinson James A. Jr. | Director | M Exercise deriv | 2026-01-10 | 2026-01-16 | 3,430 | — | $0 | 0 | SEC↗ |
| Lee June | Director | M Exercise deriv | 2026-01-10 | 2026-01-16 | 3,430 | — | $0 | 0 | SEC↗ |
| Katkin Keith | Director | M Exercise deriv | 2026-01-10 | 2026-01-16 | 8,575 | — | $0 | 0 | SEC↗ |
| Kirk Allan | Director | M Exercise deriv | 2026-01-10 | 2026-01-16 | 3,430 | — | $0 | 0 | SEC↗ |
| Hillson Jan | Director | M Exercise deriv | 2026-01-10 | 2026-01-16 | 3,430 | — | $0 | 0 | SEC↗ |
| McBride John S. | Director | M Exercise deriv | 2026-01-10 | 2026-01-16 | 3,430 | — | $0 | 0 | SEC↗ |
| Robinson James A. Jr. | Director | M Exercise | 2026-01-10 | 2026-01-16 | 3,430 | — | $0 | 3,430 | SEC↗ |
| Lee June | Director | M Exercise | 2026-01-10 | 2026-01-16 | 3,430 | — | $0 | 3,430 | SEC↗ |
| Katkin Keith | Director | M Exercise | 2026-01-10 | 2026-01-16 | 8,575 | — | $0 | 8,575 | SEC↗ |
| Kirk Allan | Director | M Exercise | 2026-01-10 | 2026-01-16 | 3,430 | — | $0 | 3,430 | SEC↗ |
| Hillson Jan | Director | M Exercise | 2026-01-10 | 2026-01-16 | 3,430 | — | $0 | 3,430 | SEC↗ |
| McBride John S. | Director | M Exercise | 2026-01-10 | 2026-01-16 | 3,430 | — | $0 | 3,430 | SEC↗ |
| Kirk Allan | Director | A Award deriv | 2025-01-10 | 2025-01-13 | 30,870 | — | $0 | 30,870 | SEC↗ |
| Kirk Allan | Director | A Award deriv | 2025-01-10 | 2025-01-13 | 3,430 | — | $0 | 3,430 | SEC↗ |
| Lee June | Director | A Award deriv | 2025-01-10 | 2025-01-13 | 3,430 | — | $0 | 3,430 | SEC↗ |
| Lee June | Director | A Award deriv | 2025-01-10 | 2025-01-13 | 30,870 | — | $0 | 30,870 | SEC↗ |
| Perrin Steven | President | A Award deriv | 2025-01-10 | 2025-01-13 | 27,000 | — | $0 | 27,000 | SEC↗ |
| Perrin Steven | President | A Award deriv | 2025-01-10 | 2025-01-13 | 243,000 | — | $0 | 243,000 | SEC↗ |
| Little Paul Sean | Chief Financial Officer | A Award deriv | 2025-01-10 | 2025-01-13 | 175,000 | — | $0 | 175,000 | SEC↗ |
| Little Paul Sean | Chief Financial Officer | A Award deriv | 2025-01-10 | 2025-01-13 | 75,000 | — | $0 | 75,000 | SEC↗ |
| Robinson James A. Jr. | Director | A Award deriv | 2025-01-10 | 2025-01-13 | 3,430 | — | $0 | 3,430 | SEC↗ |
| Katkin Keith | Director | A Award deriv | 2025-01-10 | 2025-01-13 | 77,175 | — | $0 | 77,175 | SEC↗ |
| Katkin Keith | Director | A Award deriv | 2025-01-10 | 2025-01-13 | 8,575 | — | $0 | 8,575 | SEC↗ |
| Smith Bryan E. | General Counsel, Corporate S | A Award deriv | 2025-01-10 | 2025-01-13 | 64,500 | — | $0 | 64,500 | SEC↗ |
| Smith Bryan E. | General Counsel, Corporate S | A Award deriv | 2025-01-10 | 2025-01-13 | 150,500 | — | $0 | 150,500 | SEC↗ |
| Gros David-Alexandre C | Chief Executive Officer | A Award deriv | 2025-01-10 | 2025-01-13 | 600,000 | — | $0 | 600,000 | SEC↗ |
| Gros David-Alexandre C | Chief Executive Officer | A Award deriv | 2025-01-10 | 2025-01-13 | 66,500 | — | $0 | 66,500 | SEC↗ |
| McBride John S. | Director | A Award deriv | 2025-01-10 | 2025-01-13 | 30,870 | — | $0 | 30,870 | SEC↗ |
| McBride John S. | Director | A Award deriv | 2025-01-10 | 2025-01-13 | 3,430 | — | $0 | 3,430 | SEC↗ |
| Hillson Jan | Director | A Award deriv | 2025-01-10 | 2025-01-13 | 30,870 | — | $0 | 30,870 | SEC↗ |
| Hillson Jan | Director | A Award deriv | 2025-01-10 | 2025-01-13 | 3,430 | — | $0 | 3,430 | SEC↗ |
| Perrin Steven | President | A Award deriv | 2024-11-21 | 2024-11-22 | 840,438 | — | $0 | 840,438 | SEC↗ |
| Gros David-Alexandre C | Chief Executive Officer | A Award deriv | 2024-11-21 | 2024-11-22 | 1,015,743 | — | $0 | 1,015,743 | SEC↗ |
| Little Paul Sean | Chief Financial Officer | A Award deriv | 2024-11-21 | 2024-11-22 | 525,032 | — | $0 | 525,032 | SEC↗ |
| Smith Bryan E. | General Counsel, Corporate S | A Award deriv | 2024-11-21 | 2024-11-22 | 474,350 | — | $0 | 474,350 | SEC↗ |
| BIOTECHNOLOGY VALUE FUND II LP | Other | P Buy deriv | 2024-10-29 | 2024-10-31 | 440,489 | $3.65 | $1.61M | 838,507 | SEC↗ |
| BIOTECHNOLOGY VALUE FUND II LP | Other | P Buy deriv | 2024-10-29 | 2024-10-31 | 2,100,244 | $3.65 | $7.67M | 6,235,545 | SEC↗ |
| BIOTECHNOLOGY VALUE FUND II LP | Other | P Buy deriv | 2024-10-29 | 2024-10-31 | 2,213,816 | $3.65 | $8.08M | 7,415,596 | SEC↗ |
| Smith Bryan E. | General Counsel, Corporate S | A Award deriv | 2024-06-13 | 2024-06-14 | 241,650 | — | $0 | 241,650 | SEC↗ |
| Perrin Steven | President | A Award deriv | 2024-06-13 | 2024-06-14 | 428,148 | — | $0 | 428,148 | SEC↗ |
| Little Paul Sean | Chief Financial Officer | A Award deriv | 2024-06-13 | 2024-06-14 | 267,470 | — | $0 | 267,470 | SEC↗ |
| Gros David-Alexandre C | Chief Executive Officer | A Award deriv | 2024-06-13 | 2024-06-14 | 517,454 | — | $0 | 517,454 | SEC↗ |
| BVF INC/IL | 10% Owner | P Buy deriv | 2024-05-09 | 2024-05-13 | 2,526,238 | — | $0 | 2,526,238 | SEC↗ |
| BVF INC/IL | 10% Owner | P Buy deriv | 2024-05-09 | 2024-05-13 | 3,173,135 | — | $0 | 3,173,135 | SEC↗ |
| BVF INC/IL | 10% Owner | P Buy deriv | 2024-05-09 | 2024-05-13 | 232,068 | — | $0 | 232,068 | SEC↗ |
| BVF INC/IL | 10% Owner | P Buy | 2024-05-09 | 2024-05-13 | 75,431 | — | $0 | 220,460 | SEC↗ |
| BVF INC/IL | 10% Owner | P Buy | 2024-05-09 | 2024-05-13 | 821,121 | — | $0 | 2,633,679 | SEC↗ |
| BVF INC/IL | 10% Owner | P Buy | 2024-05-09 | 2024-05-13 | 1,031,385 | — | $0 | 3,361,803 | SEC↗ |
| Kirk Allan | Director | A Award deriv | 2023-10-02 | 2023-10-03 | 150,437 | $1.55 | $233.2K | 150,437 | SEC↗ |
| Robinson James A. Jr. | Director | A Award deriv | 2023-10-02 | 2023-10-03 | 150,437 | $1.55 | $233.2K | 150,437 | SEC↗ |
| Biotechnology Value Trading Fu | Other | P Buy deriv | 2023-05-05 | 2023-05-09 | 3,084,090 | — | $0 | 3,084,090 | SEC↗ |
| Biotechnology Value Trading Fu | Other | P Buy deriv | 2023-05-05 | 2023-05-09 | 165,950 | — | $0 | 165,950 | SEC↗ |
| Biotechnology Value Trading Fu | Other | P Buy deriv | 2023-05-05 | 2023-05-09 | 2,028,645 | — | $0 | 2,028,645 | SEC↗ |
| Biotechnology Value Trading Fu | Other | P Buy deriv | 2023-05-05 | 2023-05-09 | 1,609,063 | — | $0 | 1,609,063 | SEC↗ |
| Biotechnology Value Trading Fu | Other | P Buy deriv | 2023-05-05 | 2023-05-09 | 2,446,209 | — | $0 | 2,446,209 | SEC↗ |
| Biotechnology Value Trading Fu | Other | P Buy deriv | 2023-05-05 | 2023-05-09 | 252,291 | — | $0 | 252,291 | SEC↗ |
| Biotechnology Value Trading Fu | Other | P Buy | 2023-05-05 | 2023-05-09 | 1,055,445 | — | $0 | 2,330,418 | SEC↗ |
| Biotechnology Value Trading Fu | Other | P Buy | 2023-05-05 | 2023-05-09 | 86,341 | — | $0 | 145,029 | SEC↗ |
| Biotechnology Value Trading Fu | Other | P Buy | 2023-05-05 | 2023-05-09 | 837,146 | — | $0 | 1,812,558 | SEC↗ |
| Hillson Jan | Director | A Award deriv | 2023-05-01 | 2023-05-02 | 150,437 | — | $0 | 150,437 | SEC↗ |
| Lee June | Director | A Award deriv | 2023-05-01 | 2023-05-02 | 150,437 | — | $0 | 150,437 | SEC↗ |
| LYONS GARY A | Director | A Award deriv | 2023-05-01 | 2023-05-02 | 150,437 | — | $0 | 150,437 | SEC↗ |
| McBride John S. | Director | A Award deriv | 2023-05-01 | 2023-05-02 | 150,437 | — | $0 | 150,437 | SEC↗ |
| Katkin Keith | Director | A Award deriv | 2023-05-01 | 2023-05-02 | 752,185 | — | $0 | 752,185 | SEC↗ |
| Little Paul Sean | Chief Financial Officer | A Award deriv | 2023-05-01 | 2023-05-02 | 198,126 | — | $0 | 198,126 | SEC↗ |
| Ogier Walter C | Director | A Award deriv | 2023-05-01 | 2023-05-02 | 150,437 | — | $0 | 150,437 | SEC↗ |
| Gros David-Alexandre C | Chief Executive Officer | A Award deriv | 2023-05-01 | 2023-05-02 | 383,299 | — | $0 | 383,299 | SEC↗ |
| Perrin Steven | President | A Award deriv | 2023-05-01 | 2023-05-02 | 317,147 | — | $0 | 317,147 | SEC↗ |
| Smith Bryan E. | General Counsel, Corporate S | A Award deriv | 2023-05-01 | 2023-05-02 | 179,000 | — | $0 | 179,000 | SEC↗ |
| Little Paul Sean | Chief Financial Officer | A Award deriv | 2023-02-01 | 2023-02-02 | 155,000 | — | $0 | 155,000 | SEC↗ |
| Smith Bryan E. | General Counsel, Corporate S | A Award deriv | 2023-02-01 | 2023-02-02 | 155,000 | — | $0 | 155,000 | SEC↗ |
| Gros David-Alexandre C | Chief Executive Officer | A Award deriv | 2023-02-01 | 2023-02-02 | 153,600 | — | $0 | 153,600 | SEC↗ |
| Gros David-Alexandre C | Chief Executive Officer | A Award deriv | 2023-02-01 | 2023-02-02 | 300,000 | — | $0 | 300,000 | SEC↗ |
| Hillson Jan | Director | A Award deriv | 2023-02-01 | 2023-02-02 | 20,000 | — | $0 | 20,000 | SEC↗ |
| Katkin Keith | Director | A Award deriv | 2023-02-01 | 2023-02-02 | 20,000 | — | $0 | 20,000 | SEC↗ |
| Lee June | Director | A Award deriv | 2023-02-01 | 2023-02-02 | 20,000 | — | $0 | 20,000 | SEC↗ |
| LYONS GARY A | Director | A Award deriv | 2023-02-01 | 2023-02-02 | 20,000 | — | $0 | 20,000 | SEC↗ |
| McBride John S. | Director | A Award deriv | 2023-02-01 | 2023-02-02 | 20,000 | — | $0 | 20,000 | SEC↗ |
| Ogier Walter C | Director | A Award deriv | 2023-02-01 | 2023-02-02 | 20,000 | — | $0 | 20,000 | SEC↗ |
| Perrin Steven | President | A Award deriv | 2023-02-01 | 2023-02-02 | 155,000 | — | $0 | 155,000 | SEC↗ |
| Perrin Steven | President | P Buy | 2022-11-23 | 2022-11-23 | 1,000 | $2.60 | $2.6K | 1,000 | SEC↗ |
| Little Paul Sean | Chief Financial Officer | A Award deriv | 2022-02-01 | 2022-02-02 | 155,000 | — | $0 | 155,000 | SEC↗ |
| Hillson Jan | Director | A Award deriv | 2022-02-01 | 2022-02-02 | 20,000 | — | $0 | 20,000 | SEC↗ |
| Katkin Keith | Director | A Award deriv | 2022-02-01 | 2022-02-02 | 20,000 | — | $0 | 20,000 | SEC↗ |
| Lee June | Director | A Award deriv | 2022-02-01 | 2022-02-02 | 20,000 | — | $0 | 20,000 | SEC↗ |
| LYONS GARY A | Director | A Award deriv | 2022-02-01 | 2022-02-02 | 20,000 | — | $0 | 20,000 | SEC↗ |
| McBride John S. | Director | A Award deriv | 2022-02-01 | 2022-02-02 | 20,000 | — | $0 | 20,000 | SEC↗ |
| Ogier Walter C | Director | A Award deriv | 2022-02-01 | 2022-02-02 | 20,000 | — | $0 | 20,000 | SEC↗ |
| Perrin Steven | President | A Award deriv | 2022-02-01 | 2022-02-02 | 155,000 | — | $0 | 155,000 | SEC↗ |
| Smith Bryan E. | General Counsel, Corporate S | A Award deriv | 2022-02-01 | 2022-02-02 | 120,000 | — | $0 | 120,000 | SEC↗ |
| Gros David-Alexandre C | Chief Executive Officer | A Award deriv | 2022-02-01 | 2022-02-02 | 108,000 | — | $0 | 108,000 | SEC↗ |
| Gros David-Alexandre C | Chief Executive Officer | P Buy | 2021-12-20 | 2021-12-21 | 2,000 | $4.48 | $9.0K | 9,000 | SEC↗ |
| Gros David-Alexandre C | Chief Executive Officer | P Buy | 2021-08-17 | 2021-08-19 | 4,000 | $6.21 | $24.8K | 7,000 | SEC↗ |
| Little Paul Sean | CHIEF FINANCIAL OFFICER | P Buy | 2021-06-11 | 2021-06-14 | 10,000 | $8.87 | $88.7K | 10,000 | SEC↗ |
| Gros David-Alexandre C | Chief Executive Officer | P Buy | 2021-06-09 | 2021-06-10 | 3,000 | $8.01 | $24.0K | 3,000 | SEC↗ |
| Smith Bryan E. | See Remarks | A Award deriv | 2021-05-03 | 2021-05-04 | 158,500 | — | $0 | 158,500 | SEC↗ |