Morrison Briggs
Insider CIK 1654430 · SNDX President, Head of R&D, Director · CARM Director · ARVN Director · CDAK Director · NXTC Director · CRSP Director · HOWL Director · RPTX Director
Trades across companies
| Ticker | Code | Trade | Filed | Shares | Price | Value | Owned after | |
|---|---|---|---|---|---|---|---|---|
| ARVN ARVINAS, INC. | A Award deriv | 2026-06-24 | 2026-06-26 | 22,714 | — | $0 | 22,714 | SEC↗ |
| ARVN ARVINAS, INC. | A Award | 2026-06-24 | 2026-06-26 | 15,527 | — | $0 | 111,548 | SEC↗ |
| CRSP CRISPR Therapeutics AG | A Award deriv | 2026-06-05 | 2026-06-09 | 13,000 | — | $0 | 13,000 | SEC↗ |
| ARVN ARVINAS, INC. | P Buy | 2026-03-06 | 2026-03-09 | 20,000 | $13.40 | $268.0K | 96,021 | SEC↗ |
| ARVN ARVINAS, INC. | P Buy | 2025-09-22 | 2025-09-24 | 30,000 | $7.57 | $227.1K | 76,021 | SEC↗ |
| ARVN ARVINAS, INC. | A Award deriv | 2025-06-25 | 2025-06-27 | 23,105 | — | $0 | 23,105 | SEC↗ |
| ARVN ARVINAS, INC. | A Award | 2025-06-25 | 2025-06-27 | 16,025 | — | $0 | 46,021 | SEC↗ |
| HOWL Werewolf Therapeutics, Inc | A Award deriv | 2025-06-12 | 2025-06-13 | 27,000 | — | $0 | 27,000 | SEC↗ |
| CRSP CRISPR Therapeutics AG | A Award deriv | 2025-06-05 | 2025-06-06 | 13,000 | — | $0 | 13,000 | SEC↗ |
| CARM Carisma Therapeutics Inc. | A Award deriv | 2024-06-26 | 2024-06-27 | 19,350 | — | $0 | 19,350 | SEC↗ |
| RPTX Repare Therapeutics Inc. | A Award deriv | 2024-06-17 | 2024-06-20 | 27,200 | — | $0 | 27,200 | SEC↗ |
| ARVN ARVINAS, INC. | A Award deriv | 2024-05-29 | 2024-05-31 | 9,070 | — | $0 | 9,070 | SEC↗ |
| ARVN ARVINAS, INC. | A Award | 2024-05-29 | 2024-05-31 | 5,899 | — | $0 | 29,996 | SEC↗ |
| HOWL Werewolf Therapeutics, Inc | A Award deriv | 2024-05-24 | 2024-05-24 | 17,500 | — | $0 | 17,500 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | A Award | 2024-02-07 | 2024-02-09 | 17,000 | — | $0 | 34,836 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise deriv | 2023-08-09 | 2023-08-10 | 52,855 | — | $0 | 0 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise | 2023-08-09 | 2023-08-10 | 52,855 | $8.77 | $463.5K | 70,691 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | S Sale | 2023-08-09 | 2023-08-10 | 52,855 | $18.27 | $965.7K | 17,836 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise deriv | 2023-07-10 | 2023-07-11 | 52,855 | — | $0 | 0 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise | 2023-07-10 | 2023-07-11 | 52,855 | $8.77 | $463.5K | 70,691 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | S Sale | 2023-07-10 | 2023-07-11 | 52,855 | $20.40 | $1.08M | 17,836 | SEC↗ |
| HOWL Werewolf Therapeutics, Inc | A Award deriv | 2023-06-21 | 2023-06-23 | 13,200 | — | $0 | 13,200 | SEC↗ |
| ARVN ARVINAS, INC. | A Award deriv | 2023-06-15 | 2023-06-20 | 12,787 | — | $0 | 12,787 | SEC↗ |
| ARVN ARVINAS, INC. | A Award | 2023-06-15 | 2023-06-20 | 4,121 | — | $0 | 24,097 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise deriv | 2023-06-09 | 2023-06-09 | 28,273 | — | $0 | 0 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise deriv | 2023-06-09 | 2023-06-09 | 24,582 | — | $0 | 0 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise | 2023-06-09 | 2023-06-09 | 28,273 | $8.77 | $248.0K | 70,691 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise | 2023-06-09 | 2023-06-09 | 24,582 | $6.38 | $156.8K | 42,418 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | S Sale | 2023-06-09 | 2023-06-09 | 24,582 | $21.18 | $520.6K | 46,109 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | S Sale | 2023-06-09 | 2023-06-09 | 28,273 | $21.18 | $598.8K | 17,836 | SEC↗ |
| RPTX Repare Therapeutics Inc. | A Award deriv | 2023-06-08 | 2023-06-12 | 27,200 | — | $0 | 27,200 | SEC↗ |
| CARM Carisma Therapeutics Inc. | A Award deriv | 2023-06-06 | 2023-06-08 | 38,700 | — | $0 | 38,700 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise deriv | 2023-05-09 | 2023-05-10 | 52,855 | — | $0 | 0 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | S Sale | 2023-05-09 | 2023-05-10 | 52,855 | $21.41 | $1.13M | 17,836 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise | 2023-05-09 | 2023-05-10 | 52,855 | $6.38 | $337.2K | 70,691 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise deriv | 2023-04-10 | 2023-04-12 | 52,855 | — | $0 | 0 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | S Sale | 2023-04-10 | 2023-04-12 | 52,855 | $19.53 | $1.03M | 17,836 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise | 2023-04-10 | 2023-04-12 | 52,855 | $6.38 | $337.2K | 70,691 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise deriv | 2023-03-13 | 2023-03-14 | 52,854 | — | $0 | 0 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise | 2023-03-13 | 2023-03-14 | 52,854 | $6.38 | $337.2K | 70,690 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | S Sale | 2023-03-13 | 2023-03-14 | 52,854 | $22.53 | $1.19M | 17,836 | SEC↗ |
| CARM Carisma Therapeutics Inc. | A Award deriv | 2023-03-07 | 2023-03-09 | 34,189 | — | $0 | 34,189 | SEC↗ |
| CARM Carisma Therapeutics Inc. | A Award deriv | 2023-03-07 | 2023-03-09 | 63,310 | — | $0 | 63,310 | SEC↗ |
| CARM Carisma Therapeutics Inc. | A Award | 2023-03-07 | 2023-03-09 | 12,175 | — | $0 | 12,175 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise deriv | 2023-02-06 | 2023-02-08 | 52,854 | — | $0 | 0 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | S Sale | 2023-02-06 | 2023-02-08 | 52,854 | $26.83 | $1.42M | 17,836 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise | 2023-02-06 | 2023-02-08 | 52,854 | $6.38 | $337.2K | 70,690 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | A Award deriv | 2023-02-02 | 2023-02-03 | 32,000 | $28.55 | $913.6K | 32,000 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise deriv | 2022-09-20 | 2022-09-21 | 59,649 | — | $0 | 0 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | S Sale | 2022-09-20 | 2022-09-21 | 59,649 | $23.25 | $1.39M | 17,836 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise | 2022-09-20 | 2022-09-21 | 59,649 | $10.90 | $650.2K | 77,485 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise deriv | 2022-09-19 | 2022-09-21 | 114,339 | — | $0 | 0 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise | 2022-09-19 | 2022-09-21 | 114,339 | $10.90 | $1.25M | 132,175 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | S Sale | 2022-09-19 | 2022-09-21 | 114,339 | $23.03 | $2.63M | 17,836 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise deriv | 2022-09-16 | 2022-09-16 | 53,034 | — | $0 | 0 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise deriv | 2022-09-16 | 2022-09-16 | 71,966 | — | $0 | 0 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise | 2022-09-16 | 2022-09-16 | 71,966 | $7.20 | $518.2K | 89,802 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | S Sale | 2022-09-16 | 2022-09-16 | 71,966 | $23.22 | $1.67M | 17,836 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | S Sale | 2022-09-16 | 2022-09-16 | 53,034 | $23.22 | $1.23M | 17,836 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise | 2022-09-16 | 2022-09-16 | 53,034 | $10.90 | $578.1K | 70,870 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise deriv | 2022-09-15 | 2022-09-16 | 66,775 | — | $0 | 0 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise | 2022-09-15 | 2022-09-16 | 66,775 | $7.20 | $480.8K | 84,611 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | S Sale | 2022-09-15 | 2022-09-16 | 66,775 | $24.20 | $1.62M | 17,836 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise deriv | 2022-09-14 | 2022-09-16 | 87,645 | — | $0 | 0 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise | 2022-09-14 | 2022-09-16 | 87,645 | $7.20 | $631.0K | 105,481 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | S Sale | 2022-09-14 | 2022-09-16 | 87,645 | $23.80 | $2.09M | 17,836 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise deriv | 2022-07-01 | 2022-07-05 | 62,292 | — | $0 | 0 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | S Sale | 2022-07-01 | 2022-07-05 | 62,292 | $19.00 | $1.18M | 17,836 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise | 2022-07-01 | 2022-07-05 | 62,292 | $7.20 | $448.5K | 80,128 | SEC↗ |
| ARVN ARVINAS, INC. | A Award deriv | 2022-06-16 | 2022-06-21 | 10,192 | — | $0 | 10,192 | SEC↗ |
| HOWL Werewolf Therapeutics, Inc | A Award deriv | 2022-06-01 | 2022-06-03 | 11,600 | — | $0 | 11,600 | SEC↗ |
| RPTX Repare Therapeutics Inc. | A Award deriv | 2022-05-13 | 2022-05-16 | 49,000 | — | $0 | 49,000 | SEC↗ |
| ARVN ARVINAS, INC. | M Exercise deriv | 2022-04-14 | 2022-04-18 | 16,188 | — | $0 | 494 | SEC↗ |
| ARVN ARVINAS, INC. | S Sale | 2022-04-14 | 2022-04-18 | 10,754 | $67.03 | $720.8K | 19,976 | SEC↗ |
| ARVN ARVINAS, INC. | S Sale | 2022-04-14 | 2022-04-18 | 7,104 | $66.07 | $469.4K | 30,730 | SEC↗ |
| ARVN ARVINAS, INC. | M Exercise | 2022-04-14 | 2022-04-18 | 16,188 | $16.00 | $259.0K | 40,936 | SEC↗ |
| ARVN ARVINAS, INC. | S Sale | 2022-04-14 | 2022-04-18 | 3,102 | $65.24 | $202.4K | 37,834 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise deriv | 2022-04-04 | 2022-04-05 | 3,128 | — | $0 | 0 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise deriv | 2022-04-04 | 2022-04-13 | 3,128 | — | $0 | 0 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise | 2022-04-04 | 2022-04-05 | 3,128 | $10.90 | $34.1K | 20,964 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | S Sale | 2022-04-04 | 2022-04-05 | 3,128 | $18.29 | $57.2K | 17,836 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise | 2022-04-04 | 2022-04-13 | 3,128 | $7.20 | $22.5K | 20,964 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise deriv | 2022-04-01 | 2022-04-05 | 70,545 | — | $0 | 0 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise deriv | 2022-04-01 | 2022-04-13 | 70,545 | — | $0 | 0 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | S Sale | 2022-04-01 | 2022-04-05 | 6,000 | $17.44 | $104.6K | 42,336 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | S Sale | 2022-04-01 | 2022-04-05 | 24,500 | $17.44 | $427.3K | 17,836 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise | 2022-04-01 | 2022-04-05 | 70,545 | $10.90 | $768.9K | 88,381 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | S Sale | 2022-04-01 | 2022-04-05 | 70,545 | $17.46 | $1.23M | 17,836 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise | 2022-04-01 | 2022-04-13 | 70,545 | $7.20 | $507.9K | 88,381 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | A Award deriv | 2022-02-02 | 2022-02-03 | 160,000 | $15.79 | $2.53M | 160,000 | SEC↗ |
| ARVN ARVINAS, INC. | M Exercise deriv | 2022-01-14 | 2022-01-19 | 16,188 | — | $0 | 16,682 | SEC↗ |
| ARVN ARVINAS, INC. | S Sale | 2022-01-14 | 2022-01-19 | 5,100 | $67.28 | $343.1K | 26,856 | SEC↗ |
| ARVN ARVINAS, INC. | M Exercise | 2022-01-14 | 2022-01-19 | 16,188 | $16.00 | $259.0K | 45,708 | SEC↗ |
| ARVN ARVINAS, INC. | S Sale | 2022-01-14 | 2022-01-19 | 9,919 | $64.33 | $638.1K | 35,789 | SEC↗ |
| ARVN ARVINAS, INC. | S Sale | 2022-01-14 | 2022-01-19 | 2,108 | $67.69 | $142.7K | 24,748 | SEC↗ |
| ARVN ARVINAS, INC. | S Sale | 2022-01-14 | 2022-01-19 | 3,833 | $65.24 | $250.1K | 31,956 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise deriv | 2021-12-17 | 2021-12-20 | 35,156 | — | $0 | 0 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise | 2021-12-17 | 2021-12-20 | 35,156 | $10.90 | $383.2K | 83,492 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | S Sale | 2021-12-17 | 2021-12-20 | 35,156 | $20.00 | $703.1K | 48,336 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise deriv | 2021-09-20 | 2021-09-21 | 50 | — | $0 | 0 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise | 2021-09-20 | 2021-09-21 | 50 | $7.20 | $360 | 48,386 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | S Sale | 2021-09-20 | 2021-09-21 | 50 | $20.00 | $1.0K | 48,336 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise deriv | 2021-09-17 | 2021-09-21 | 70,262 | — | $0 | 0 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise | 2021-09-17 | 2021-09-21 | 70,262 | $7.20 | $505.9K | 118,598 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | S Sale | 2021-09-17 | 2021-09-21 | 70,262 | $20.07 | $1.41M | 48,336 | SEC↗ |
| ARVN ARVINAS, INC. | A Award deriv | 2021-06-08 | 2021-06-10 | 7,511 | — | $0 | 7,511 | SEC↗ |
| RPTX Repare Therapeutics Inc. | A Award deriv | 2021-05-13 | 2021-05-14 | 21,000 | — | $0 | 21,000 | SEC↗ |
| HOWL Werewolf Therapeutics, Inc | A Award deriv | 2021-04-30 | 2021-05-04 | 23,200 | — | $0 | 23,200 | SEC↗ |
| CDAK Codiak BioSciences, Inc. | P Buy | 2021-02-17 | 2021-02-17 | 4,761 | $21.00 | $100.0K | 4,761 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise deriv | 2021-02-08 | 2021-02-10 | 35,156 | — | $0 | 0 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | S Sale | 2021-02-08 | 2021-02-10 | 35,156 | $20.55 | $722.5K | 48,336 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise | 2021-02-08 | 2021-02-10 | 35,156 | $7.20 | $253.1K | 83,492 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | A Award deriv | 2021-02-03 | 2021-02-05 | 195,000 | — | $0 | 195,000 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | J Other | 2021-01-31 | 2021-02-05 | 1,771 | $12.00 | $21.3K | 48,336 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise deriv | 2020-11-10 | 2020-11-12 | 17,466 | — | $0 | 0 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | S Sale | 2020-11-10 | 2020-11-12 | 17,466 | $20.06 | $350.4K | 46,565 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise | 2020-11-10 | 2020-11-12 | 17,466 | $7.20 | $125.8K | 64,031 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise deriv | 2020-11-09 | 2020-11-12 | 62,938 | — | $0 | 0 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | S Sale | 2020-11-09 | 2020-11-12 | 62,938 | $20.04 | $1.26M | 46,565 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | M Exercise | 2020-11-09 | 2020-11-12 | 62,938 | $7.20 | $453.2K | 109,503 | SEC↗ |
| CDAK Codiak BioSciences, Inc. | A Award deriv | 2020-10-13 | 2020-10-15 | 10,000 | — | $0 | 10,000 | SEC↗ |
| RPTX Repare Therapeutics Inc. | P Buy | 2020-06-23 | 2020-06-25 | 4,800 | $20.00 | $96.0K | 4,800 | SEC↗ |
| NXTC NextCure, Inc. | A Award deriv | 2020-06-11 | 2020-06-15 | 14,250 | — | $0 | 14,250 | SEC↗ |
| ARVN ARVINAS, INC. | A Award deriv | 2020-06-03 | 2020-06-04 | 12,000 | — | $0 | 12,000 | SEC↗ |
| ARVN ARVINAS, INC. | P Buy | 2020-03-24 | 2020-03-25 | 2,500 | $38.18 | $95.5K | 29,520 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | A Award deriv | 2020-02-12 | 2020-02-14 | 194,000 | — | $0 | 194,000 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | P Buy | 2020-02-04 | 2020-02-05 | 12,500 | $8.00 | $100.0K | 43,900 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | P Buy | 2019-10-10 | 2019-10-11 | 11,000 | $5.40 | $59.4K | 31,400 | SEC↗ |
| NXTC NextCure, Inc. | A Award deriv | 2019-06-13 | 2019-06-17 | 22,000 | — | $0 | 22,000 | SEC↗ |
| ARVN ARVINAS, INC. | A Award deriv | 2019-05-23 | 2019-05-28 | 12,923 | — | $0 | 12,923 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | P Buy | 2019-05-13 | 2019-05-13 | 7,200 | $7.29 | $52.5K | 20,400 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | P Buy | 2019-05-09 | 2019-05-13 | 13,200 | $7.56 | $99.8K | 13,200 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | A Award deriv | 2019-02-06 | 2019-02-08 | 354,000 | — | $0 | 354,000 | SEC↗ |
| ARVN ARVINAS HOLDING COMPANY, L | A Award deriv | 2018-09-26 | 2018-09-28 | 32,870 | — | $0 | 32,870 | SEC↗ |
| ARVN ARVINAS HOLDING COMPANY, L | A Award deriv | 2018-09-26 | 2018-09-28 | 6,960 | — | $0 | 6,960 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | A Award deriv | 2018-03-01 | 2018-03-05 | 200,000 | — | $0 | 200,000 | SEC↗ |
| SNDX Syndax Pharmaceuticals Inc | A Award deriv | 2017-02-06 | 2017-02-08 | 160,000 | — | $0 | 160,000 | SEC↗ |