Susquehanna International Group
TECX

Susquehanna International Group’s Tectonic Therapeutic TECX Stock Holding History

Susquehanna International Group’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 		$7.94M Buy
257,000
+191,100
+290% +$4.7M ﹤0.01% 3472
2025
Q4 		$1.37M Sell
65,900
-82,200
-56% -$1.53M ﹤0.01% 6449
2025
Q3 		$2.32M Buy
+148,100
New +$3.06M ﹤0.01% 5467
2024
Q1 		– Sell
-9,275
Closed -$151K – 13558
2023
Q4 		$151K Sell
9,275
-1,258
-12% -$21.6K ﹤0.01% 10972
2023
Q3 		$195K Buy
+10,533
New +$186K ﹤0.01% 10260
2022
Q1 		– Sell
-1,042
Closed -$48K – 14133
2021
Q4 		$48K Buy
+1,042
New +$59.9K ﹤0.01% 12574
2021
Q2 		– Sell
-1,108
Closed -$169K – 13389
2021
Q1 		$169K Buy
+1,108
New +$180K ﹤0.01% 11559

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 $6.73T AUM 46.02% 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

Susquehanna International Group's TECX Position: Q1 2026 in Review

Susquehanna International Group reduced its Tectonic Therapeutic (TECX) stake by 89% in Q1 2026, selling an estimated $3.34M and leaving 16,175 shares worth $500K. The position accounts for ﹤0.01% of the portfolio, ranked #9666.

Susquehanna International Group first reported a position in TECX in Q3 2019 and has held it in 16 quarters since. The position peaked at $7.69M in Q4 2024. 111 funds tracked by Wall St. Rank hold TECX as of Q1 2026.

  • Susquehanna International Group held 16,175 shares of Tectonic Therapeutic worth $500K as of Q1 2026.
  • Susquehanna International Group sold 135,538 Tectonic Therapeutic shares in Q1 2026, an estimated $3.34M.
  • Tectonic Therapeutic made up ﹤0.01% of Susquehanna International Group's portfolio in Q1 2026, its #9666 holding.
  • Susquehanna International Group first reported a position in Tectonic Therapeutic in Q3 2019 and has held it in 16 quarters since.
  • Susquehanna International Group's Tectonic Therapeutic position peaked at $7.69M in Q4 2024.
  • 111 funds tracked by Wall St. Rank held Tectonic Therapeutic as of Q1 2026.

Based on Susquehanna International Group's 13F filing for Q1 2026, filed 15 May 2026.