Sionna Therapeutics, Inc. · NASDAQ:SION

Thompson Peter A. sold 510,583 Sionna Therapeutics, Inc. shares (Form 4)

Traded Apr 14 to Apr 16, 2026 · Filed Apr 16, 2026

From Apr 14 to Apr 16, 2026, Thompson Peter A. (Director) sold 510,583 Sionna Therapeutics, Inc. shares at an average US$44.94 for US$22.9M under a trading plan, leaving 3,020,119 shares. Filed Apr 16, 2026 (Form 4).

Sold
510,583 shares
Price
US$44.94 average (US$44.51 to US$45.34)
Value
US$22.9M
Holding after
3,020,119 shares (held indirectly)
Trading plan
Yes (Made under a plan set in advance)
Role
Director

The filing in full

DateSecurityTransactionSharesPriceHolding afterOwnership
Apr 14, 2026Common StockSale47,814US$44.513,482,888Indirect
Apr 15, 2026Common StockSale235,863US$44.643,247,025Indirect
Apr 16, 2026Common StockSale226,906US$45.343,020,119Indirect

Source

View original at SEC

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