Tzianabos Arthur insider trades
Tzianabos Arthur has filed 21 Form 4s with the SEC that we hold, for Q32 Bio Inc. (QTTB) (Director), Stoke Therapeutics, Inc. (STOK) (Director) and AKUS (Director). Across all of them we count 0 purchases worth $0 and 5 sales worth $223.0K reported on Form 4. In the last 12 months: 0 purchases ($0) and 1 sale ($174.2K). The largest single trade was a sale of 4,355 shares of Stoke Therapeutics, Inc. worth $174.2K, dated 2026-03-10. The first filing on our record is dated 2022-01-12 and the latest 2026-07-21.
Q32 Bio Inc. (QTTB)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2022-01-05 | S, sale reported on Form 4 | 5,354 | $20.2K | 2022-01-12 |
| 2023-01-09 | S, sale reported on Form 4 | 10,616 | $14.8K | 2023-01-11 |
| 2024-01-09 | S, sale reported on Form 4 | 13,037 | $7.4K | 2024-02-15 |
| 2024-03-25 | S, sale reported on Form 4 | 265 | $6.4K | 2024-08-14 |
Stoke Therapeutics, Inc. (STOK)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2026-03-10 | S, sale reported on Form 4 | 4,355 | $174.2K | 2026-03-12 |
AKUS
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
Counted from the Form 4 filings this reporting owner (SEC CIK 1586226) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.
Source: U.S. Securities and Exchange Commission (EDGAR) and other official
government data · Updated 2026-10-12 ·
For informational purposes only, not investment advice.
Privacy · Terms