Group One Trading
TECX

Group One Trading’s Tectonic Therapeutic TECX Stock Holding History

Group One Trading’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
Q1 		– Sell
-541
Closed -$13.3K – 8977
2025
Q4 		$11.3K Buy
541
+368
+213% +$6.84K ﹤0.01% 6743
2025
Q3 		$2.71K Buy
+173
New +$3.57K ﹤0.01% 7805
2024
Q4 		– Sell
-1
Closed -$30 – 8082
2024
Q3 		$30 Hold
1
– – ﹤0.01% 6511
2024
Q2 		$16 Hold
1
– – ﹤0.01% 6592
2024
Q1 		$17 Hold
1
– – ﹤0.01% 6887
2023
Q4 		$18 Buy
+1
New +$17 ﹤0.01% 7251
2023
Q1 		– Sell
-251
Closed -$3.5K – 8082
2022
Q4 		$2.14K Hold
251
– – ﹤0.01% 6638
2022
Q3 		$2K Hold
251
– – ﹤0.01% 7221
2022
Q2 		$3K Hold
251
– – ﹤0.01% 7335
2022
Q1 		$4K Sell
251
-41
-14% -$847 ﹤0.01% 7568
2021
Q4 		$14K Hold
292
– – ﹤0.01% 7198
2021
Q3 		$20K Sell
292
-1,750
-86% -$144K ﹤0.01% 7186
2021
Q2 		$218K Sell
2,042
-289
-12% -$34.3K ﹤0.01% 5163
2021
Q1 		$355K Buy
+2,331
New +$379K ﹤0.01% 4423

Other funds holding TECX

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
TCM
TCG Crossover Management Palo Alto, California $3.5B AUM 1,165.83% 1-Year Est. Return
Aberdeen Group
Aberdeen Group Edinburgh, United Kingdom $71.2B AUM 41.74% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
B
Braidwell Stamford, Connecticut $3B AUM 46.72% 1-Year Est. Return
FLAM
First Light Asset Management Edina, Minnesota $1.12B AUM 114.45% 1-Year Est. Return
BBA
Baker Bros. Advisors New York $17.4B AUM 131.5% 1-Year Est. Return
5VM
5AM Venture Management San Francisco, California $360M AUM 345.76% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPC
Vestal Point Capital New York $3.58B AUM 189.12% 1-Year Est. Return

Group One Trading's TECX Position: Q1 2026 in Review

Group One Trading sold out of Tectonic Therapeutic (TECX) in Q1 2026, closing a stake of 541 shares — an estimated $13.3K sold.

Group One Trading first reported a position in TECX in Q1 2021 and held it in 14 quarters. The position peaked at $355K in Q1 2021. 111 funds tracked by Wall St. Rank hold TECX as of Q1 2026.

  • Group One Trading reported no remaining Tectonic Therapeutic position as of Q1 2026 after selling out during the quarter.
  • Group One Trading sold 541 Tectonic Therapeutic shares in Q1 2026, an estimated $13.3K.
  • Group One Trading first reported a position in Tectonic Therapeutic in Q1 2021 and held it in 14 quarters.
  • Group One Trading's Tectonic Therapeutic position peaked at $355K in Q1 2021.
  • 111 funds tracked by Wall St. Rank held Tectonic Therapeutic as of Q1 2026.

Based on Group One Trading's 13F filing for Q1 2026, filed 13 May 2026.