Attovia Therapeutics, Inc. insider trading
ATTO$17.17-0.62 (-3.49% today)
“Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise.”
Insider Trading vs Stock Price
Insider Trading vs Stock Price data
Showing the 1Y range: Aug 5, 2026 to Oct 2, 2026. Price (-21.6%). 0 insider transactions plotted in this window as 0 markers; nearby trades of the same kind are grouped.
| Date | Category | Person | Role | Action | Amount | Change in holding |
|---|
Open market purchase
Open market sellNet dollar flow · Buy / Sell balance
PremiumQ2 '25Q3 '25Q4 '25Q1 '26Q2 '26Q3 '26
Unlock quarterly net flowKey players
- vGvenBio Global Strategic Fund IV, L.P.9.1594%
- AHAlamar HoldCo, LLC7.0738%
- CWColin Walsh6.6168%
- SSanofi-Aventis2.372%
- ATAttovia Therapeutics, Inc.1.2016%
- PVPetter Veiby0.2299%
- ZOZaneta Odrowaz0.2262%
- AYAngie You0.1158%
- HCHubert Chen0.0065%
- GSGoldman Sachs Group Inc/Not reported
AI Activity Analysis
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Insider activity
Fromto
| Company | Insider / role | Action | ΔOwn | Avg price | Amount | ||
|---|---|---|---|---|---|---|---|
| ATTO | Colin Walsh | Open market purchase$8.5M | +19.8% | $17.00 | $8.5M | Aug 6, 2026 | Aug 28, 2026 |
| ATTO | Goldman Sachs Group Inc/ | Open market purchase$8.5M | +19.8% | $17.00 | $8.5M | Aug 6, 2026 | Aug 28, 2026 |
| ATTO | venBio Global Strategic Fund IV, L.P. | Open market purchase$6.5M | +10.1% | $17.00 | $6.5M | Aug 6, 2026 | Aug 10, 2026 |
| ATTO | Sanofi-Aventis | Open market purchase$5.1M | +38.3% | $17.00 | $5.1M | Aug 6, 2026 | Aug 7, 2026 |
| ATTO | Redmile Group, LLC | Open market purchase$6.8M | +22.7% | $17.00 | $6.8M | Aug 6, 2026 | Aug 7, 2026 |
| ATTO | Redmile Group, LLC | Open market purchase$3.4M | +10.2% | $17.00 | $3.4M | Aug 6, 2026 | Aug 7, 2026 |
| ATTO | Frazier Life Sciences XI, L.P. | Open market purchase$10M | +10.6% | $17.00 | $10M | Aug 6, 2026 | Aug 6, 2026 |
| ATTO | Colin Walsh | Open market sell$1.61M | -100.0% | $21.04 | $1.61M | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Colin Walsh | Open market sell$146K | -10.8% | $21.61 | $146K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Colin Walsh | Open market sell$2.2K | -0.2% | $21.99 | $2.2K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Colin Walsh | Open market sell$25.8K | -1.8% | $22.19 | $25.8K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Colin Walsh | Open market sell$15.4K | -1.1% | $22.07 | $15.4K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Colin Walsh | Open market sell$4.41K | -0.3% | $22.05 | $4.41K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Colin Walsh | Open market sell$9.65K | -0.7% | $21.78 | $9.65K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Colin Walsh | Open market sell$6.25K | -0.5% | $20.84 | $6.25K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Colin Walsh | Open market sell$22.9K | -1.6% | $22.05 | $22.9K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Colin Walsh | Open market sell$25.8K | -1.8% | $21.84 | $25.8K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Colin Walsh | Open market sell$8.81K | -0.6% | $22.02 | $8.81K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Colin Walsh | Open market sell$154K | -9.3% | $22.03 | $154K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Colin Walsh | Open market sell$14.8K | -0.9% | $22.02 | $14.8K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Colin Walsh | Open market sell$16.5K | -1.0% | $21.97 | $16.5K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Colin Walsh | Open market sell$2.21K | -0.1% | $22.11 | $2.21K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Colin Walsh | Open market sell$10.3K | -0.6% | $21.55 | $10.3K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Colin Walsh | Open market sell$4.42K | -0.3% | $22.10 | $4.42K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Colin Walsh | Open market sell$74.9K | -4.2% | $22.02 | $74.9K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Colin Walsh | Open market sell$34.3K | -1.9% | $22.06 | $34.3K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Colin Walsh | Open market sell$4.41K | -0.2% | $22.05 | $4.41K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Colin Walsh | Open market sell$29.3K | -1.6% | $22.03 | $29.3K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Colin Walsh | Open market sell$9.78K | -0.5% | $21.87 | $9.78K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Colin Walsh | Open market sell$21.8K | -1.2% | $22.03 | $21.8K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Colin Walsh | Open market purchase$1.79M | Not reported | $21.00 | $1.79M | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Goldman Sachs Group Inc/ | Open market sell$1.61M | -100.0% | $21.04 | $1.61M | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Goldman Sachs Group Inc/ | Open market sell$146K | -10.8% | $21.61 | $146K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Goldman Sachs Group Inc/ | Open market sell$2.2K | -0.2% | $21.99 | $2.2K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Goldman Sachs Group Inc/ | Open market sell$25.8K | -1.8% | $22.19 | $25.8K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Goldman Sachs Group Inc/ | Open market sell$15.4K | -1.1% | $22.07 | $15.4K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Goldman Sachs Group Inc/ | Open market sell$4.41K | -0.3% | $22.05 | $4.41K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Goldman Sachs Group Inc/ | Open market sell$9.65K | -0.7% | $21.78 | $9.65K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Goldman Sachs Group Inc/ | Open market sell$6.25K | -0.5% | $20.84 | $6.25K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Goldman Sachs Group Inc/ | Open market sell$22.9K | -1.6% | $22.05 | $22.9K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Goldman Sachs Group Inc/ | Open market sell$25.8K | -1.8% | $21.84 | $25.8K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Goldman Sachs Group Inc/ | Open market sell$8.81K | -0.6% | $22.02 | $8.81K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Goldman Sachs Group Inc/ | Open market sell$154K | -9.3% | $22.03 | $154K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Goldman Sachs Group Inc/ | Open market sell$14.8K | -0.9% | $22.02 | $14.8K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Goldman Sachs Group Inc/ | Open market sell$16.5K | -1.0% | $21.97 | $16.5K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Goldman Sachs Group Inc/ | Open market sell$2.21K | -0.1% | $22.11 | $2.21K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Goldman Sachs Group Inc/ | Open market sell$10.3K | -0.6% | $21.55 | $10.3K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Goldman Sachs Group Inc/ | Open market sell$4.42K | -0.3% | $22.10 | $4.42K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Goldman Sachs Group Inc/ | Open market sell$74.9K | -4.2% | $22.02 | $74.9K | Aug 5, 2026 | Aug 28, 2026 |
| ATTO | Goldman Sachs Group Inc/ | Open market sell$34.3K | -1.9% | $22.06 | $34.3K | Aug 5, 2026 | Aug 28, 2026 |