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 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

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 $5.72T AUM 30.48% 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

Tudor Investment Corp's ATAI Position: Q1 2026 in Review

Tudor Investment Corp sold out of AtaiBeckley Inc (ATAI) in Q1 2026, closing a stake of 11,657 shares — an estimated $47.7K sold.

Tudor Investment Corp first reported a position in ATAI in Q2 2021 and held it in 11 quarters. The position peaked at $648K in Q2 2021. 183 funds tracked by Wall St. Rank hold ATAI as of Q1 2026.

Tudor Investment Corp reported no remaining AtaiBeckley Inc position as of Q1 2026 after selling out during the quarter.
Tudor Investment Corp sold 11,657 AtaiBeckley Inc shares in Q1 2026, an estimated $47.7K.
Tudor Investment Corp first reported a position in AtaiBeckley Inc in Q2 2021 and held it in 11 quarters.
Tudor Investment Corp's AtaiBeckley Inc position peaked at $648K in Q2 2021.
183 funds tracked by Wall St. Rank held AtaiBeckley Inc as of Q1 2026.

Based on Tudor Investment Corp's 13F filing for Q1 2026, filed 15 May 2026.