Insider · CIK 0001707715
David Scadden
Files at: AGIO, EDIT, DNTH. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Jun 18, 2026 MForm 4 → | Jun 23, 5:20 pm EDT | AGIOS PHARMACEUTICALS, INC.AGIO | 2,816 | — | — | 20,419 | — | |
| Jun 25, 2018 PForm 4 → | Jun 27, 4:36 pm EDT | Magenta Therapeutics, Inc.MGTA | 6,600 | $15.00 | $99,000 | 228,175 | +2.98% | plan? |
| Jun 25, 2018 CForm 4 → | Jun 27, 4:36 pm EDT | Magenta Therapeutics, Inc.MGTA | 28,076 | — | — | 221,575 | — | plan? |
| Mar 16, 2018 PForm 4 → | Mar 20, 4:43 pm EDT | AGIOS PHARMACEUTICALS INCAGIO | 200 | $83.44 | $16,688 | 571 | +53.9% | plan? |
Reported trades — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Jun 18, 2026 AMForm 4 → | Jun 23, 5:20 pm EDT | AGIOS PHARMACEUTICALS, INC.AGIO | 20,693 | — | — | 14,950 | — | |
| Jun 17, 2026 AForm 4 → | Jun 22, 4:29 pm EDT | Editas Medicine, Inc.EDIT | 51,700 | — | — | 51,700 | — | |
| Feb 5, 2019 AForm 4 → | Feb 7, 4:41 pm EST | Editas Medicine, Inc.EDIT | 23,076 | — | — | 23,076 | — | |
| Jun 25, 2018 CForm 4 → | Jun 27, 4:36 pm EDT | Magenta Therapeutics, Inc.MGTA | 72,548 | — | — | 0 | — | |
| May 31, 2018 AForm 4 → | Jun 4, 4:28 pm EDT | AGIOS PHARMACEUTICALS INCAGIO | 7,100 | — | — | 1,400 | — | |
| Jun 13, 2017 AForm 4 → | Jun 15, 5:06 pm EDT | AGIOS PHARMACEUTICALS INCAGIO | 8,000 | — | — | 8,000 | — | |
| May 27, 2017 AForm 4 → | May 31, 4:38 pm EDT | AGIOS PHARMACEUTICALS INCAGIO | 16,000 | — | — | 16,000 | — |