American Century Companies’s Tourmaline Bio TRML Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2025
Q4
Sell
-47,788
Closed -$2.29M 2880
2025
Q3
$2.29M Buy
47,788
+7,224
+18% +$200K ﹤0.01% 2019
2025
Q2
$649K Buy
40,564
+4,546
+13% +$73.7K ﹤0.01% 2441
2025
Q1
$548K Buy
36,018
+12,661
+54% +$203K ﹤0.01% 2476
2024
Q4
$474K Buy
+23,357
New +$588K ﹤0.01% 2531
2024
Q2
Sell
-14,695
Closed -$337K 2950
2024
Q1
$337K Buy
14,695
+3,934
+37% +$139K ﹤0.01% 2600
2023
Q4
$282K Buy
+10,761
New +$215K ﹤0.01% 2592

American Century Companies's TRML Position: Q4 2025 in Review

American Century Companies sold out of Tourmaline Bio (TRML) in Q4 2025, closing a stake of 47,788 shares — an estimated $2.29M sold.

American Century Companies first reported a position in TRML in Q4 2023 and held it in 6 quarters. The position peaked at $2.29M in Q3 2025. 0 funds tracked by Wall St. Rank hold TRML as of Q4 2025.

  • American Century Companies reported no remaining Tourmaline Bio position as of Q4 2025 after selling out during the quarter.
  • American Century Companies sold 47,788 Tourmaline Bio shares in Q4 2025, an estimated $2.29M.
  • American Century Companies first reported a position in Tourmaline Bio in Q4 2023 and held it in 6 quarters.
  • American Century Companies's Tourmaline Bio position peaked at $2.29M in Q3 2025.
  • 0 funds tracked by Wall St. Rank held Tourmaline Bio as of Q4 2025.

Based on American Century Companies's 13F filing for Q4 2025, filed 13 Feb 2026.