Twin Securities’s Tourmaline Bio TRML Stock Holding History

Twin Securities’s Portfolio TRML Stock Details TRML Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-33,301	Closed	-$1.59M	–	24
2025 Q3	$1.59M	Buy	+33,301	New	+$924K	0.79%	12

Twin Securities's TRML Position: Q4 2025 in Review

Twin Securities sold out of Tourmaline Bio (TRML) in Q4 2025, closing a stake of 33,301 shares — an estimated $1.59M sold.

Twin Securities first reported a position in TRML in Q3 2025 and held it in 1 quarter. The position peaked at $1.59M in Q3 2025. 0 funds tracked by Wall St. Rank hold TRML as of Q4 2025.

Twin Securities reported no remaining Tourmaline Bio position as of Q4 2025 after selling out during the quarter.
Twin Securities sold 33,301 Tourmaline Bio shares in Q4 2025, an estimated $1.59M.
Twin Securities first reported a position in Tourmaline Bio in Q3 2025 and held it in 1 quarter.
Twin Securities's Tourmaline Bio position peaked at $1.59M in Q3 2025.
0 funds tracked by Wall St. Rank held Tourmaline Bio as of Q4 2025.

Based on Twin Securities's 13F filing for Q4 2025, filed 17 Feb 2026.