Ameriprise
TECX

Ameriprise’s Tectonic Therapeutic TECX Stock Holding History

Ameriprise’s Portfolio TECX Stock Details TECX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$4.9M Sell
142,448
-984
-0.7% -$28.9K ﹤0.01% 2558
2026
Q1 		$4.43M Buy
+143,432
New +$3.53M ﹤0.01% 2516
2025
Q1 		– Sell
-7,516
Closed -$347K – 4175
2024
Q4 		$347K Buy
+7,516
New +$318K ﹤0.01% 3663
2022
Q1 		– Sell
-6,974
Closed -$322K – 4033
2021
Q4 		$322K Sell
6,974
-103
-1% -$5.92K ﹤0.01% 3646
2021
Q3 		$474K Buy
7,077
+758
+12% +$62.2K ﹤0.01% 3424
2021
Q2 		$674K Buy
6,319
+359
+6% +$42.6K ﹤0.01% 3354
2021
Q1 		$908K Sell
5,960
-2,035
-25% -$331K ﹤0.01% 3187
2020
Q4 		$1.34M Buy
7,995
+442
+6% +$78.6K ﹤0.01% 2957
2020
Q3 		$1.18M Sell
7,553
-927
-11% -$187K ﹤0.01% 2896
2020
Q2 		$1.78M Sell
8,480
-1,520
-15% -$313K ﹤0.01% 2670
2020
Q1 		$1.87M Buy
10,000
+1,446
+17% +$341K ﹤0.01% 2517
2019
Q4 		$2.07M Buy
8,554
+346
+4% +$66.7K ﹤0.01% 2716
2019
Q3 		$1.39M Buy
8,208
+1,726
+27% +$391K ﹤0.01% 2867
2019
Q2 		$1.26M Sell
6,482
-104
-2% -$22.4K ﹤0.01% 2971
2019
Q1 		$1.74M Buy
6,586
+4,161
+172% +$761K ﹤0.01% 2802
2018
Q4 		$485K Buy
+2,425
New +$739K ﹤0.01% 3196

Other funds holding TECX

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
TCM
TCG Crossover Management Palo Alto, California $4.16B AUM 983.43% 1-Year Est. Return
Aberdeen Group
Aberdeen Group Edinburgh, United Kingdom $71.2B AUM 41.74% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
FLAM
First Light Asset Management Edina, Minnesota $1.65B AUM 203.21% 1-Year Est. Return
BBA
Baker Bros. Advisors New York $20B AUM 154.41% 1-Year Est. Return
5VM
5AM Venture Management San Francisco, California $288M AUM 313.93% 1-Year Est. Return
B
Braidwell Stamford, Connecticut $2.7B AUM 88.53% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
VPC
Vestal Point Capital New York $4.28B AUM 239% 1-Year Est. Return

Ameriprise's TECX Position: Q2 2026 in Review

Ameriprise reduced its Tectonic Therapeutic (TECX) stake by 0.69% in Q2 2026, selling an estimated $28.9K and leaving 142,448 shares worth $4.9M. The position accounts for ﹤0.01% of the portfolio, ranked #2558.

Ameriprise first reported a position in TECX in Q4 2018 and has held it in 16 quarters since. 123 funds tracked by Wall St. Rank hold TECX as of Q2 2026.

  • Ameriprise held 142,448 shares of Tectonic Therapeutic worth $4.9M as of Q2 2026.
  • Ameriprise sold 984 Tectonic Therapeutic shares in Q2 2026, an estimated $28.9K.
  • Tectonic Therapeutic made up ﹤0.01% of Ameriprise's portfolio in Q2 2026, its #2558 holding.
  • Ameriprise first reported a position in Tectonic Therapeutic in Q4 2018 and has held it in 16 quarters since.
  • 123 funds tracked by Wall St. Rank held Tectonic Therapeutic as of Q2 2026.

Based on Ameriprise's 13F filing for Q2 2026, filed 14 Aug 2026.