Form4insider filings, from the source

Insider · CIK 0001816744

Joanne L. Viney

Files at: SION. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported trades — common stock

No reported common-stock activity in this period.

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Jun 17, 2026 AForm 4 →Jun 18, 5:48 pm EDTSionna Therapeutics, Inc.SION17,340——17,340—