Form4insider filings, from the source

Insider · CIK 0002061851

Jennifer Fitzpatrick

Files at: SION. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $447k · 1net −$447k
$10k$10k$100k$100k$1M$1MbuyssalesJul 5Jul 5Jul 5Jul 6Jul 6Jul 6Jul 7

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 17, 2026 AForm 4 →Sep 18, 4:56 pm EDTSionna Therapeutics, Inc.SION56,265——56,265—
Jul 6, 2026 SForm 4 →Jul 7, 4:38 pm EDTSionna Therapeutics, Inc.SION10,250$43.60$446,8620−100%10b5-1
Jul 6, 2026 MForm 4 →Jul 7, 4:38 pm EDTSionna Therapeutics, Inc.SION10,250$6.11$62,62810,250—10b5-1

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 17, 2026 ADForm 4 →Sep 18, 4:56 pm EDTSionna Therapeutics, Inc.SION206,280——0—
Jul 6, 2026 MForm 4 →Jul 7, 4:38 pm EDTSionna Therapeutics, Inc.SION10,250——40,685—10b5-1