Christian Waage - Insider Non-Derivative Transactions at Gossamer Bio, Inc. (GOSS) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Oct 1, 2025, Christian Waage's relationship to Gossamer Bio, Inc. (GOSS) is Officer (EVP, Tech Ops and Admin), and currently has 710,934 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 GOSS insiders.

Related Topics: SEC Topic List.

Data Source: SEC.

Christian Waage - Insider Non-Derivative Transactions of GOSS Common Stock

Christian Waage - Insider Non-Derivative Transactions at GOSS

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Oct 2, 2025	Acquisition -- (Common Stock)	125000	0	710934
Mar 28, 2024	Sell -- (Common Stock)	6430	1.16	585934
Jul 25, 2023	Acquisition -- (Common Stock)	13504	1.82	45892
Mar 21, 2023	P -- (Common Stock)	18500	1.2	32388