Insider · CIK 0001586226
Arthur Tzianabos
Files at: QTTB, STOK, BIND, TPST. On EDGAR ↗
Reported trades — common stock
No reported common-stock activity in this period.
Reported trades — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Jun 12, 2026 AForm 4/A → | Jul 21, 8:40 pm EDT | Q32 Bio Inc.QTTB | 10,826 | — | — | 10,826 | — | |
| Jun 12, 2026 AForm 4 → | Jun 16, 4:30 pm EDT | Q32 Bio Inc.QTTB | 9,810 | — | — | 9,810 | — | amended |
| Jun 3, 2026 AForm 4 → | Jun 5, 4:33 pm EDT | Stoke Therapeutics, Inc.STOK | 17,786 | — | — | 17,786 | — |