Attovia Therapeutics, Inc. (ATTO) Insider Trading
Over the last 3 months, ATTO insiders made 21 open-market buys and 40 sales, a net purchase of $47.9M (SEC Form 4). Multiple insiders bought within days of each other (cluster buying).
Insider Activity
Sentiment
92/100
Buys (3m)
21
Sells (3m)
40
Net (3m)
$47.9M
Insiders buyingCluster buying
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Aug 28, 2026 | WALSH COLINdirector | Buy | 28,717 | — |
| Aug 28, 2026 | WALSH COLINdirector | Buy | 2,872 | — |
| Aug 28, 2026 | GOLDMAN SACHS GROUP INCother: Former 10% Owner | Buy | 5,744 | — |
| Aug 28, 2026 | GOLDMAN SACHS GROUP INCother: Former 10% Owner | Buy | 11,398 | — |
| Aug 28, 2026 | GOLDMAN SACHS GROUP INCother: Former 10% Owner | Buy | 45,588 | — |
| Aug 28, 2026 | GOLDMAN SACHS GROUP INCother: Former 10% Owner | Buy | 11,488 | — |
| Aug 28, 2026 | GOLDMAN SACHS GROUP INCother: Former 10% Owner | Buy | 28,717 | — |
| Aug 28, 2026 | GOLDMAN SACHS GROUP INCother: Former 10% Owner | Buy | 2,872 | — |
| Aug 28, 2026 | WALSH COLINdirector | Buy | 11,398 | — |
| Aug 28, 2026 | WALSH COLINdirector | Buy | 45,588 | — |
| Aug 28, 2026 | WALSH COLINdirector | Buy | 5,744 | — |
| Aug 28, 2026 | WALSH COLINdirector | Buy | 11,488 | — |
| Aug 13, 2026 | WALSH COLINdirector | Sell | 672 | $22.02 |
| Aug 13, 2026 | WALSH COLINdirector | Sell | 6,970 | $22.03 |
| Aug 13, 2026 | WALSH COLINdirector | Sell | 400 | $22.02 |
| Aug 13, 2026 | WALSH COLINdirector | Sell | 1,180 | $21.84 |
| Aug 13, 2026 | WALSH COLINdirector | Sell | 300 | $20.84 |
| Aug 13, 2026 | WALSH COLINdirector | Sell | 443 | $21.78 |
| Aug 13, 2026 | WALSH COLINdirector | Sell | 700 | $22.07 |
| Aug 13, 2026 | WALSH COLINdirector | Sell | 1,163 | $22.19 |
| Aug 13, 2026 | WALSH COLINdirector | Sell | 6,763 | $21.61 |
| Aug 13, 2026 | WALSH COLINdirector | Sell | 76,418 | $21.04 |
| Aug 13, 2026 | WALSH COLINdirector | Buy | 500,000 | $17.00 |
| Aug 13, 2026 | GOLDMAN SACHS GROUP INCother: Former 10% Owner | Buy | 85,000 | $21.00 |
| Aug 13, 2026 | GOLDMAN SACHS GROUP INCother: Former 10% Owner | Sell | 988 | $22.03 |
| Aug 13, 2026 | GOLDMAN SACHS GROUP INCother: Former 10% Owner | Sell | 447 | $21.87 |
| Aug 13, 2026 | GOLDMAN SACHS GROUP INCother: Former 10% Owner | Sell | 1,332 | $22.03 |
| Aug 13, 2026 | GOLDMAN SACHS GROUP INCother: Former 10% Owner | Sell | 200 | $22.05 |
| Aug 13, 2026 | GOLDMAN SACHS GROUP INCother: Former 10% Owner | Sell | 1,556 | $22.06 |
| Aug 13, 2026 | GOLDMAN SACHS GROUP INCother: Former 10% Owner | Sell | 3,402 | $22.02 |
Source: ATTO SEC Form 4 filings, latest Aug 28, 2026. For informational purposes only — not investment advice.