Castelein Caley - Insider Non-Derivative Transactions at Tourmaline Bio, Inc. (TRML) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Oct 28, 2025, Castelein Caley's relationship to Tourmaline Bio, Inc. (TRML) is Director, and currently has 0 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 TRML insiders.

Related Topics: SEC Topic List.

Data Source: SEC.

Castelein Caley - Insider Non-Derivative Transactions of TRML Common Stock

Castelein Caley - Insider Non-Derivative Transactions at TRML

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Oct 29, 2025	U -- (Common Stock)	515997	0	0
Oct 29, 2025	U -- (Common Stock)	431939	0	0
Oct 16, 2025	G -- (Common Stock)	522	0	515997
Oct 28, 2023	P -- (Common Stock)	15800	14.55	516519
Oct 26, 2023	P -- (Common Stock)	4200	12.07	500719
Oct 20, 2023	Acquisition -- (Common Stock)	458039	0	458039
Oct 20, 2023	Acquisition -- (Common Stock)	496519	0	496519