10% Owner
Avg Cost/Share
$17.00
Shares
382,352
Total Value
$6,499,984.00
Owned After
4,181,367
SEC Form 4
| Insider | Ticker | Relationship | Date | Transaction | Avg Cost | Shares | Total Value | Owned After | SEC Forms |
|---|---|---|---|---|---|---|---|---|---|
| venBio Global Strategic Fund IV, L.P. | ATTO | 10% Owner | Aug 6, 2026 | Buy | $17.00 | 382,352 | $6,499,984.00 | 4,181,367 |