OrbiMed Capital GP VIII LLC - Insider Non-Derivative Transactions at Sionna Therapeutics, Inc. (SION) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Dec 24, 2025, OrbiMed Capital GP VIII LLC's relationship to Sionna Therapeutics, Inc. (SION) is Director, and currently has 3,561,655 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.

OrbiMed Capital GP VIII LLC - Insider Non-Derivative Transactions of SION Common Stock

OrbiMed Capital GP VIII LLC - Insider Non-Derivative Transactions at SION

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Dec 25, 2025	Sell -- (Common Stock)	33356	44.55	3561655
Dec 20, 2025	Sell -- (Common Stock)	875	44.49	3595011
Dec 19, 2025	Sell -- (Common Stock)	100	44.49	3595886
Dec 18, 2025	Sell -- (Common Stock)	900	44.5	3595986
Feb 11, 2025	C -- (Common Stock)	3154959	0	3154959
Feb 11, 2025	P -- (Common Stock)	550000	18	3704959