Mahoney Stephen F.
Insider CIK 1741389 · VRDN President and CEO, Director · MGTA See Remarks · KNSA President & COO
Trades across companies
| Ticker | Code | Trade | Filed | Shares | Price | Value | Owned after | |
|---|---|---|---|---|---|---|---|---|
| VRDN Viridian Therapeutics, Inc | M Exercise deriv | 2026-03-03 | 2026-03-04 | 18,357 | — | $0 | 55,071 | SEC↗ |
| VRDN Viridian Therapeutics, Inc | M Exercise | 2026-03-03 | 2026-03-04 | 18,357 | — | $0 | 40,757 | SEC↗ |
| VRDN Viridian Therapeutics, Inc | F Tax w/h | 2026-03-03 | 2026-03-04 | 7,627 | $29.32 | $223.6K | 33,130 | SEC↗ |
| VRDN Viridian Therapeutics, Inc | F Tax w/h | 2026-03-03 | 2026-03-09 | 7,408 | $30.19 | $223.6K | 33,349 | SEC↗ |
| VRDN Viridian Therapeutics, Inc | A Award deriv | 2026-03-02 | 2026-03-04 | 559,600 | — | $0 | 559,600 | SEC↗ |
| VRDN Viridian Therapeutics, Inc | A Award deriv | 2026-03-02 | 2026-03-04 | 111,900 | — | $0 | 111,900 | SEC↗ |
| VRDN Viridian Therapeutics, Inc | A Award deriv | 2025-03-03 | 2025-03-04 | 440,565 | — | $0 | 440,565 | SEC↗ |
| VRDN Viridian Therapeutics, Inc | A Award deriv | 2025-03-03 | 2025-03-04 | 73,428 | — | $0 | 73,428 | SEC↗ |
| VRDN Viridian Therapeutics, Inc | P Buy | 2024-09-27 | 2024-09-30 | 21,400 | $23.33 | $499.3K | 21,400 | SEC↗ |
| VRDN Viridian Therapeutics, Inc | A Award deriv | 2023-10-30 | 2023-11-01 | 1,259,400 | — | $0 | 1,259,400 | SEC↗ |
| MGTA Magenta Therapeutics, Inc. | A Award | 2022-11-30 | 2022-12-02 | 3,000 | $0.94 | $2.8K | 17,264 | SEC↗ |
| MGTA Magenta Therapeutics, Inc. | A Award deriv | 2022-08-01 | 2022-08-01 | 130,000 | — | $0 | 130,000 | SEC↗ |
| MGTA Magenta Therapeutics, Inc. | A Award deriv | 2022-05-17 | 2022-05-19 | 62,500 | — | $0 | 62,500 | SEC↗ |
| MGTA Magenta Therapeutics, Inc. | A Award deriv | 2022-02-15 | 2022-02-17 | 130,000 | — | $0 | 130,000 | SEC↗ |
| MGTA Magenta Therapeutics, Inc. | S Sale | 2021-09-16 | 2021-09-20 | 5,736 | $6.73 | $38.6K | 14,264 | SEC↗ |
| MGTA Magenta Therapeutics, Inc. | A Award | 2021-09-14 | 2021-09-16 | 20,000 | — | $0 | 20,000 | SEC↗ |
| MGTA Magenta Therapeutics, Inc. | A Award deriv | 2020-11-02 | 2020-11-04 | 435,000 | — | $0 | 435,000 | SEC↗ |
| KNSA Kiniksa Pharmaceuticals, L | A Award deriv | 2019-09-17 | 2019-09-19 | 82,000 | — | $0 | 82,000 | SEC↗ |
| KNSA Kiniksa Pharmaceuticals, L | A Award deriv | 2019-03-04 | 2019-03-06 | 83,000 | — | $0 | 83,000 | SEC↗ |
| KNSA Kiniksa Pharmaceuticals, L | A Award deriv | 2018-09-20 | 2018-09-24 | 50,000 | — | $0 | 50,000 | SEC↗ |
| KNSA Kiniksa Pharmaceuticals, L | C Conversion deriv | 2018-05-29 | 2018-05-29 | 107,050 | — | $0 | 0 | SEC↗ |
| KNSA Kiniksa Pharmaceuticals, L | C Conversion deriv | 2018-05-29 | 2018-05-29 | 6,392 | — | $0 | 0 | SEC↗ |
| KNSA Kiniksa Pharmaceuticals, L | C Conversion deriv | 2018-05-29 | 2018-05-29 | 107,050 | — | $0 | 656,027 | SEC↗ |
| KNSA Kiniksa Pharmaceuticals, L | C Conversion | 2018-05-29 | 2018-05-29 | 6,392 | — | $0 | 79,589 | SEC↗ |
| KNSA Kiniksa Pharmaceuticals, L | P Buy deriv | 2018-02-09 | 2018-05-29 | 6,392 | $15.64 | $100.0K | 6,392 | SEC↗ |