Kolchinsky Peter - Insider Non-Derivative Transactions at Sionna Therapeutics, Inc. (SION) - (SEC)

Updated on March 12, 2026.

According to recent SEC insider information filed on Nov 21, 2025, Kolchinsky Peter's relationship to Sionna Therapeutics, Inc. (SION) is Director,TenPercentOwner, and currently has 6,897,623 shares of Common Stock.

The chart below shows the number of shares owned, and the table shows the recent insider transactions.

You can see similar information for other SION insiders.

Related Topics: SEC Topic List.

Data Source: SEC.

Kolchinsky Peter - Insider Non-Derivative Transactions of SION Common Stock

Kolchinsky Peter - Insider Non-Derivative Transactions at SION

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Nov 22, 2025	Sell -- (Common Stock)	7609	39.5	159033
Nov 22, 2025	Sell -- (Common Stock)	9924	39.5	650307
Nov 22, 2025	Sell -- (Common Stock)	6440	39.5	2198082
Nov 22, 2025	Sell -- (Common Stock)	1210	39.5	6897623
Nov 21, 2025	Sell -- (Common Stock)	604	40.5	166642
Nov 21, 2025	Sell -- (Common Stock)	947	39.89	167246
Nov 21, 2025	Sell -- (Common Stock)	788	40.5	660231
Nov 21, 2025	Sell -- (Common Stock)	1235	39.89	661019
Nov 21, 2025	Sell -- (Common Stock)	512	40.5	2204522
Nov 21, 2025	Sell -- (Common Stock)	801	39.89	2205034
Nov 21, 2025	Sell -- (Common Stock)	96	40.5	6898833
Nov 21, 2025	Sell -- (Common Stock)	150	39.89	6898929