AllianceBernstein’s Tectonic Therapeutic TECX Stock Holding History

AllianceBernstein’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	$231K	Buy	+7,460	New	+$219K	﹤0.01%	3103
2022 Q2	–	Sell	-2,525	Closed	-$40K	–	3403
2022 Q1	$40K	Sell	2,525 -233	-8%	-$4.82K	﹤0.01%	3190
2021 Q4	$127K	Sell	2,758 -209	-7%	-$12K	﹤0.01%	3162
2021 Q3	$199K	Hold	2,967	–	–	﹤0.01%	3092
2021 Q2	$316K	Buy	2,967 +600	+25%	+$71.1K	﹤0.01%	2988
2021 Q1	$360K	Hold	2,367	–	–	﹤0.01%	2829
2020 Q4	$396K	Hold	2,367	–	–	﹤0.01%	2704
2020 Q3	$370K	Sell	2,367 -133	-5%	-$26.8K	﹤0.01%	2693
2020 Q2	$524K	Buy	2,500 +133	+6%	+$27.4K	﹤0.01%	2579
2020 Q1	$442K	Hold	2,367	–	–	﹤0.01%	2414
2019 Q4	$572K	Hold	2,367	–	–	﹤0.01%	2490
2019 Q3	$401K	Buy	2,367 +1,067	+82%	+$242K	﹤0.01%	2668
2019 Q2	$254K	Buy	1,300 +433	+50%	+$93.4K	﹤0.01%	2885
2019 Q1	$229K	Buy	+867	New	+$158K	﹤0.01%	2866

Other funds holding TECX

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 Edinburgh, United Kingdom $71.2B AUM 41.74% 1-Year Est. Return

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

Braidwell Stamford, Connecticut $2.7B AUM 88.53% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

VPC

Vestal Point Capital New York $4.28B AUM 239% 1-Year Est. Return

AllianceBernstein's TECX Position: Q2 2026 in Review

AllianceBernstein opened a new position in Tectonic Therapeutic (TECX) in Q2 2026: 7,460 shares worth $231K. The stake represents ﹤0.01% of the portfolio and ranks #3103 among its holdings. This is a return to the name: AllianceBernstein previously reported a position in TECX as recently as Q1 2022.

AllianceBernstein first reported a position in TECX in Q1 2019 and has held it in 14 quarters since. The position peaked at $572K in Q4 2019. 123 funds tracked by Wall St. Rank hold TECX as of Q2 2026.

AllianceBernstein held 7,460 shares of Tectonic Therapeutic worth $231K as of Q2 2026.
Tectonic Therapeutic was a new AllianceBernstein position in Q2 2026.
Tectonic Therapeutic made up ﹤0.01% of AllianceBernstein's portfolio in Q2 2026, its #3103 holding.
AllianceBernstein first reported a position in Tectonic Therapeutic in Q1 2019 and has held it in 14 quarters since.
AllianceBernstein's Tectonic Therapeutic position peaked at $572K in Q4 2019.
123 funds tracked by Wall St. Rank held Tectonic Therapeutic as of Q2 2026.

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