Form4insider filings, from the source

Insider · CIK 0001866174

Colin Walsh

Files at: ATTO. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $10.3M · 1sales $2.3M · 1net $8.0M
$10k$10k$1M$1M$100M$100MbuyssalesAug 4Aug 4Aug 4Aug 5Aug 5Aug 5Aug 6

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 6, 2026 CForm 4/A →Aug 28, 5:38 pm EDTAttovia Therapeutics, Inc.ATTO2,435,632——2,520,632—
Aug 6, 2026 CForm 4 →Aug 13, 9:52 pm EDTAttovia Therapeutics, Inc.ATTO2,435,632——2,520,632— late amended
Aug 5, 2026 SForm 4/A →Aug 28, 5:38 pm EDTAttovia Therapeutics, Inc.ATTO105,807$21.28$2,251,6580−100%
Aug 5, 2026 PForm 4/A →Aug 28, 5:38 pm EDTAttovia Therapeutics, Inc.ATTO585,000$17.58$10,285,0003,020,632+24.0%
Aug 5, 2026 SForm 4 →Aug 13, 9:52 pm EDTAttovia Therapeutics, Inc.ATTO105,807$21.28$2,251,6580−100% late amended
Aug 5, 2026 PForm 4 →Aug 13, 9:52 pm EDTAttovia Therapeutics, Inc.ATTO585,000$17.58$10,285,0003,020,632+24.0% late amended

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 6, 2026 CForm 4 →Aug 13, 9:52 pm EDTAttovia Therapeutics, Inc.ATTO22,627,105——0— late amended
Aug 5, 2026 CPForm 4/A →Aug 28, 5:38 pm EDTAttovia Therapeutics, Inc.ATTO22,732,912$21.25$2,248,074105,807—