Teacher Retirement System of Texas’s AtaiBeckley Inc ATAI Stock Holding History

Teacher Retirement System of Texas’s Portfolio ATAI Stock Details ATAI Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$76.3K	Sell	21,559 -2,989	-12%	-$11.3K	﹤0.01%	1465
2025 Q4	$100K	Buy	+24,548	New	+$116K	﹤0.01%	1596
2023 Q4	–	Sell	-35,376	Closed	-$46K	–	1792
2023 Q3	$46K	Buy	35,376 +1,597	+5%	+$2.74K	﹤0.01%	1866
2023 Q2	$58K	Sell	33,779 -4,545	-12%	-$8.37K	﹤0.01%	1901
2023 Q1	$69K	Buy	38,324 +25,447	+198%	+$43.1K	﹤0.01%	2013
2022 Q4	$34K	Sell	12,877 -4,335	-25%	-$13.2K	﹤0.01%	2044
2022 Q3	$57K	Sell	17,212 -916	-5%	-$3.76K	﹤0.01%	2124
2022 Q2	$66K	Buy	+18,128	New	+$74.1K	﹤0.01%	1872

Other funds holding ATAI

DTC

Deep Track Capital Greenwich, Connecticut $6.12B AUM 144% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Adage Capital Partners Boston, Massachusetts $64.8B AUM 42.7% 1-Year Est. Return

Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Candriam SCA Strassen, Luxembourg, Luxembourg $19.3B AUM 39.18% 1-Year Est. Return

Qube Research & Technologies (QRT) London, United Kingdom $89.9B AUM 20.22% 1-Year Est. Return

Teacher Retirement System of Texas's ATAI Position: Q1 2026 in Review

Teacher Retirement System of Texas reduced its AtaiBeckley Inc (ATAI) stake by 12% in Q1 2026, selling an estimated $11.3K and leaving 21,559 shares worth $76.3K. The position accounts for ﹤0.01% of the portfolio, ranked #1465.

Teacher Retirement System of Texas first reported a position in ATAI in Q2 2022 and has held it in 8 quarters since. The position peaked at $100K in Q4 2025. 183 funds tracked by Wall St. Rank hold ATAI as of Q1 2026.

Teacher Retirement System of Texas held 21,559 shares of AtaiBeckley Inc worth $76.3K as of Q1 2026.
Teacher Retirement System of Texas sold 2,989 AtaiBeckley Inc shares in Q1 2026, an estimated $11.3K.
AtaiBeckley Inc made up ﹤0.01% of Teacher Retirement System of Texas's portfolio in Q1 2026, its #1465 holding.
Teacher Retirement System of Texas first reported a position in AtaiBeckley Inc in Q2 2022 and has held it in 8 quarters since.
Teacher Retirement System of Texas's AtaiBeckley Inc position peaked at $100K in Q4 2025.
183 funds tracked by Wall St. Rank held AtaiBeckley Inc as of Q1 2026.

Based on Teacher Retirement System of Texas's 13F filing for Q1 2026, filed 30 Apr 2026.