Citigroup
TECX

Citigroup’s Tectonic Therapeutic TECX Stock Holding History

Citigroup’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 		$191K Buy
5,548
+4,401
+384% +$129K ﹤0.01% 4373
2026
Q1 		$35.5K Buy
1,147
+114
+11% +$2.81K ﹤0.01% 4652
2025
Q4 		$21.5K Sell
1,033
-125
-11% -$2.32K ﹤0.01% 4846
2025
Q3 		$18.2K Sell
1,158
-2,921
-72% -$60.3K ﹤0.01% 4851
2025
Q2 		$81K Buy
4,079
+3,431
+529% +$69.6K ﹤0.01% 4513
2025
Q1 		$11.5K Sell
648
-12,935
-95% -$422K ﹤0.01% 5177
2024
Q4 		$627K Buy
13,583
+1,783
+15% +$75.4K ﹤0.01% 3673
2024
Q3 		$358K Buy
+11,800
New +$216K ﹤0.01% 3949
2023
Q4 		– Sell
-18
Closed -$331 – 5887
2023
Q3 		$331 Buy
+18
New +$318 ﹤0.01% 5260
2023
Q2 		– Sell
-1,634
Closed -$19.6K – 5752
2023
Q1 		$19.6K Buy
+1,634
New +$22.8K ﹤0.01% 4522
2022
Q4 		– Sell
-44
Closed – – 5995
2022
Q3 		$0 Sell
44
-44
-50% -$488 ﹤0.01% 6403
2022
Q2 		$1K Sell
88
-127
-59% -$1.5K ﹤0.01% 6114
2022
Q1 		$3K Sell
215
-696
-76% -$14.4K ﹤0.01% 6000
2021
Q4 		$42K Sell
911
-6,894
-88% -$396K ﹤0.01% 5152
2021
Q3 		$523K Sell
7,805
-13,923
-64% -$1.14M ﹤0.01% 3572
2021
Q2 		$2.32M Buy
21,728
+10,108
+87% +$1.2M ﹤0.01% 2555
2021
Q1 		$1.77M Buy
11,620
+10,251
+749% +$1.67M ﹤0.01% 2579
2020
Q4 		$229K Buy
1,369
+1,061
+344% +$189K ﹤0.01% 4883
2020
Q3 		$48K Sell
308
-1,399
-82% -$282K ﹤0.01% 5627
2020
Q2 		$357K Buy
1,707
+316
+23% +$65.1K ﹤0.01% 4558
2020
Q1 		$260K Buy
1,391
+227
+20% +$53.5K ﹤0.01% 4510
2019
Q4 		$281K Sell
1,164
-235
-17% -$45.3K ﹤0.01% 4903
2019
Q3 		$237K Buy
1,399
+987
+240% +$223K ﹤0.01% 5019
2019
Q2 		$80K Sell
412
-146
-26% -$31.5K ﹤0.01% 6073
2019
Q1 		$147K Sell
558
-534
-49% -$97.6K ﹤0.01% 5390
2018
Q4 		$218K Buy
1,092
+793
+265% +$242K ﹤0.01% 4938
2018
Q3 		$186K Buy
+299
New +$133K ﹤0.01% 5339

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

Citigroup's TECX Position: Q2 2026 in Review

Citigroup increased its Tectonic Therapeutic (TECX) stake by 384% in Q2 2026, buying an estimated $129K and bringing the position to 5,548 shares worth $191K. The position accounts for ﹤0.01% of the portfolio, ranked #4373.

Citigroup first reported a position in TECX in Q3 2018 and has held it in 27 quarters since. The position peaked at $2.32M in Q2 2021. 123 funds tracked by Wall St. Rank hold TECX as of Q2 2026.

  • Citigroup held 5,548 shares of Tectonic Therapeutic worth $191K as of Q2 2026.
  • Citigroup bought 4,401 Tectonic Therapeutic shares in Q2 2026, an estimated $129K.
  • Tectonic Therapeutic made up ﹤0.01% of Citigroup's portfolio in Q2 2026, its #4373 holding.
  • Citigroup first reported a position in Tectonic Therapeutic in Q3 2018 and has held it in 27 quarters since.
  • Citigroup's Tectonic Therapeutic position peaked at $2.32M in Q2 2021.
  • 123 funds tracked by Wall St. Rank held Tectonic Therapeutic as of Q2 2026.

Based on Citigroup's 13F filing for Q2 2026, filed 3 Aug 2026.