Woodline Partners’s AtaiBeckley Inc ATAI Stock Holding History

Woodline Partners’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 Q2	$3.16M	Hold	600,000	–	–	0.01%	784
2026 Q1	$2.12M	Hold	600,000	–	–	0.01%	801
2025 Q4	$2.45M	Buy	+600,000	New	+$2.83M	0.01%	746
2025 Q3	–	Sell	-290,943	Closed	-$637K	–	886
2025 Q2	$637K	Buy	290,943 +8,758	+3%	+$15.7K	﹤0.01%	837
2025 Q1	$384K	Sell	282,185 -280,187	-50%	-$471K	﹤0.01%	839
2024 Q4	$748K	Buy	562,372 +27,325	+5%	+$36.3K	0.01%	796
2024 Q3	$621K	Buy	+535,047	New	+$713K	0.01%	528
2023 Q2	–	Sell	-436,776	Closed	-$791K	–	636
2023 Q1	$791K	Buy	436,776 +237,445	+119%	+$402K	0.01%	492
2022 Q4	$530K	Sell	199,331 -725,916	-78%	-$2.2M	0.01%	598
2022 Q3	$3.06M	Buy	925,247 +175,209	+23%	+$720K	0.04%	381
2022 Q2	$2.73M	Sell	750,038 -13,858	-2%	-$56.6K	0.04%	383
2022 Q1	$3.89M	Sell	763,896 -74,130	-9%	-$412K	0.06%	277
2021 Q4	$6.39M	Buy	838,026 +88,007	+12%	+$1.07M	0.09%	254
2021 Q3	$11.1M	Sell	750,019 -41,566	-5%	-$676K	0.18%	149
2021 Q2	$14.6M	Buy	+791,585	New	+$14.6M	0.27%	98

Other funds holding ATAI

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

DTC

Deep Track Capital Greenwich, Connecticut $6.87B AUM 205.24% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Adage Capital Partners Boston, Massachusetts $71.3B AUM 56.8% 1-Year Est. Return

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Candriam SCA Strassen, Luxembourg, Luxembourg $22.2B AUM 58.34% 1-Year Est. Return

Woodline Partners's ATAI Position: Q2 2026 in Review

Woodline Partners held its AtaiBeckley Inc (ATAI) position steady in Q2 2026 at 600,000 shares worth $3.16M. The position accounts for 0.01% of the portfolio, ranked #784.

Woodline Partners first reported a position in ATAI in Q2 2021 and has held it in 15 quarters since. The position peaked at $14.6M in Q2 2021. 243 funds tracked by Wall St. Rank hold ATAI as of Q2 2026.

Woodline Partners held 600,000 shares of AtaiBeckley Inc worth $3.16M as of Q2 2026.
Woodline Partners left its AtaiBeckley Inc share count unchanged in Q2 2026.
AtaiBeckley Inc made up 0.01% of Woodline Partners's portfolio in Q2 2026, its #784 holding.
Woodline Partners first reported a position in AtaiBeckley Inc in Q2 2021 and has held it in 15 quarters since.
Woodline Partners's AtaiBeckley Inc position peaked at $14.6M in Q2 2021.
243 funds tracked by Wall St. Rank held AtaiBeckley Inc as of Q2 2026.

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