MF
TRML

Magnetar Financial’s Tourmaline Bio TRML Stock Holding History

Magnetar Financial’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
-966,129
Closed -$46.2M – 1213
2025
Q3 		$46.2M Buy
+966,129
New +$26.8M 0.28% 25

Magnetar Financial's TRML Position: Q4 2025 in Review

Magnetar Financial sold out of Tourmaline Bio (TRML) in Q4 2025, closing a stake of 966,129 shares — an estimated $46.2M sold.

Magnetar Financial first reported a position in TRML in Q3 2025 and held it in 1 quarter. The position peaked at $46.2M in Q3 2025. 0 funds tracked by Wall St. Rank hold TRML as of Q4 2025.

  • Magnetar Financial reported no remaining Tourmaline Bio position as of Q4 2025 after selling out during the quarter.
  • Magnetar Financial sold 966,129 Tourmaline Bio shares in Q4 2025, an estimated $46.2M.
  • Magnetar Financial first reported a position in Tourmaline Bio in Q3 2025 and held it in 1 quarter.
  • Magnetar Financial's Tourmaline Bio position peaked at $46.2M in Q3 2025.
  • 0 funds tracked by Wall St. Rank held Tourmaline Bio as of Q4 2025.

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