Tudor Investment Corp’s AtaiBeckley Inc ATAI Stock Holding History

Tudor Investment Corp’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	$432K	Buy	+81,911	New	+$345K	﹤0.01%	2923
2026 Q1	–	Sell	-11,657	Closed	-$47.7K	–	3586
2025 Q4	$47.7K	Buy	+11,657	New	+$55K	﹤0.01%	3397
2023 Q4	–	Sell	-35,000	Closed	-$45.1K	–	2354
2023 Q3	$45.1K	Hold	35,000	–	–	﹤0.01%	2185
2023 Q2	$60.2K	Hold	35,000	–	–	﹤0.01%	2319
2023 Q1	$63K	Hold	35,000	–	–	﹤0.01%	2276
2022 Q4	$93K	Hold	35,000	–	–	﹤0.01%	2224
2022 Q3	$116K	Hold	35,000	–	–	﹤0.01%	2148
2022 Q2	$127K	Hold	35,000	–	–	﹤0.01%	1897
2022 Q1	$178K	Sell	35,000 -1,523	-4%	-$8.47K	﹤0.01%	1790
2021 Q4	$279K	Buy	36,523 +1,523	+4%	+$18.5K	﹤0.01%	1896
2021 Q3	$518K	Hold	35,000	–	–	0.01%	1629
2021 Q2	$648K	Buy	+35,000	New	+$647K	0.01%	1069

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

Tudor Investment Corp's ATAI Position: Q2 2026 in Review

Tudor Investment Corp opened a new position in AtaiBeckley Inc (ATAI) in Q2 2026: 81,911 shares worth $432K. The stake represents ﹤0.01% of the portfolio and ranks #2923 among its holdings. This is a return to the name: Tudor Investment Corp previously reported a position in ATAI as recently as Q4 2025.

Tudor Investment Corp first reported a position in ATAI in Q2 2021 and has held it in 12 quarters since. The position peaked at $648K in Q2 2021. 242 funds tracked by Wall St. Rank hold ATAI as of Q2 2026.

Tudor Investment Corp held 81,911 shares of AtaiBeckley Inc worth $432K as of Q2 2026.
AtaiBeckley Inc was a new Tudor Investment Corp position in Q2 2026.
AtaiBeckley Inc made up ﹤0.01% of Tudor Investment Corp's portfolio in Q2 2026, its #2923 holding.
Tudor Investment Corp first reported a position in AtaiBeckley Inc in Q2 2021 and has held it in 12 quarters since.
Tudor Investment Corp's AtaiBeckley Inc position peaked at $648K in Q2 2021.
242 funds tracked by Wall St. Rank held AtaiBeckley Inc as of Q2 2026.

Based on Tudor Investment Corp's 13F filing for Q2 2026, filed 14 Aug 2026.