Walsh Colin's Form 4 filing
Attovia Therapeutics, Inc. (ATTO) · filed Aug 13, 2026
- Accession no.
- 0001866174-26-000009
- Filed
- Aug 13, 2026, 9:52 PM ET
- Trade date
- Aug 5-6, 2026
- Filing delay
- 8 daysLate
- Rule 10b5-1 plan
- Not checked
This filing lists 27 non-derivative transactions and 2 derivative transactions. Open-market purchases total $10.3M. Open-market sales total $2.25M. It was filed 8 days after the trade, past the 2-business-day deadline.
This filing was later replaced by the amendment 0001866174-26-000011 (Aug 28, 2026). Trade tables on this site use the amended version.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Walsh ColinCIK 0001866174 | Director |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 5, 2026 | Common Stock | PPurchaseAcquired | +85,000 | $21.00 | +$1,785,000 | 85,000 | Indirect | |
| Aug 5, 2026 | Common Stock | SSaleDisposed | −988 | $22.03 | −$21,765.64 | 84,012 | Indirect | |
| Aug 5, 2026 | Common Stock | SSaleDisposed | −447 | $21.87 | −$9,775.89 | 83,565 | Indirect | |
| Aug 5, 2026 | Common Stock | SSaleDisposed | −1,332 | $22.03 | −$29,343.96 | 82,233 | Indirect | |
| Aug 5, 2026 | Common Stock | SSaleDisposed | −200 | $22.05 | −$4,410 | 82,033 | Indirect | |
| Aug 5, 2026 | Common Stock | SSaleDisposed | −1,556 | $22.06 | −$34,325.36 | 80,477 | Indirect | |
| Aug 5, 2026 | Common Stock | SSaleDisposed | −3,402 | $22.02 | −$74,912.04 | 77,075 | Indirect | |
| Aug 5, 2026 | Common Stock | SSaleDisposed | −200 | $22.10 | −$4,420 | 76,875 | Indirect | |
| Aug 5, 2026 | Common Stock | SSaleDisposed | −480 | $21.55 | −$10,344 | 76,395 | Indirect | |
| Aug 5, 2026 | Common Stock | SSaleDisposed | −100 | $22.11 | −$2,211 | 76,295 | Indirect | |
| Aug 5, 2026 | Common Stock | SSaleDisposed | −753 | $21.97 | −$16,543.41 | 75,542 | Indirect | |
| Aug 5, 2026 | Common Stock | SSaleDisposed | −672 | $22.02 | −$14,797.44 | 74,870 | Indirect | |
| Aug 5, 2026 | Common Stock | SSaleDisposed | −6,970 | $22.03 | −$153,549.1 | 67,900 | Indirect | |
| Aug 5, 2026 | Common Stock | SSaleDisposed | −400 | $22.02 | −$8,808 | 67,500 | Indirect | |
| Aug 5, 2026 | Common Stock | SSaleDisposed | −1,180 | $21.84 | −$25,771.2 | 66,320 | Indirect | |
| Aug 5, 2026 | Common Stock | SSaleDisposed | −1,040 | $22.05 | −$22,932 | 65,280 | Indirect | |
| Aug 5, 2026 | Common Stock | SSaleDisposed | −300 | $20.84 | −$6,252 | 64,980 | Indirect | |
| Aug 5, 2026 | Common Stock | SSaleDisposed | −443 | $21.78 | −$9,648.54 | 64,537 | Indirect | |
| Aug 5, 2026 | Common Stock | SSaleDisposed | −200 | $22.05 | −$4,410 | 64,337 | Indirect | |
| Aug 5, 2026 | Common Stock | SSaleDisposed | −700 | $22.07 | −$15,449 | 63,637 | Indirect | |
| Aug 5, 2026 | Common Stock | SSaleDisposed | −1,163 | $22.19 | −$25,806.97 | 62,474 | Indirect | |
| Aug 5, 2026 | Common Stock | SSaleDisposed | −100 | $21.99 | −$2,199 | 62,374 | Indirect | |
| Aug 5, 2026 | Common Stock | SSaleDisposed | −6,763 | $21.61 | −$146,148.43 | 55,611 | Indirect | |
| Aug 5, 2026 | Common Stock | SSaleDisposed | −76,418 | $21.04 | −$1,607,834.72 | 0 | Indirect | |
| Aug 6, 2026 | Common Stock | CConversionAcquired | +1,957,134 | $0.00 | $0 | 2,042,134 | Indirect | |
| Aug 6, 2026 | Common Stock | CConversionAcquired | +478,498 | $0.00 | $0 | 2,520,632 | Indirect | |
| Aug 6, 2026 | Common Stock | PPurchaseAcquired | +500,000 | $17.00 | +$8,500,000 | 3,020,632 | Indirect |
Derivative securities (Table II)
Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.
| Trade date | Security | Transaction | Underlying shares | Unit price | Value | Held after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 6, 2026 | Common Stock | CConversionDisposed | −1,957,134 | $0.00 | $0 | 0 | Indirect | |
| Aug 6, 2026 | Common Stock | CConversionDisposed | −478,498 | $0.00 | $0 | 0 | Indirect |
Footnotes and remarks
Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.
No transaction price on this filing refers to a footnote.