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Jeff Yass’s AtaiBeckley Inc ATAI Stock Holding History

Jeff Yass’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 		$2.57M Sell
487,486
-4,798,840
-91% -$20.2M ﹤0.01% 5923
2026
Q1 		$18.7M Buy
5,286,326
+4,678,798
+770% +$17.6M ﹤0.01% 2319
2025
Q4 		$2.48M Buy
607,528
+157,673
+35% +$744K ﹤0.01% 5210
2025
Q3 		$2.38M Buy
+449,855
New +$1.83M ﹤0.01% 5420
2025
Q1 		– Sell
-307,325
Closed -$517K – 12429
2024
Q4 		$409K Buy
307,325
+293,988
+2,204% +$391K ﹤0.01% 9163
2024
Q3 		$15.5K Sell
13,337
-14,297
-52% -$19.1K ﹤0.01% 11668
2024
Q2 		$36.8K Sell
27,634
-29,059
-51% -$52.4K ﹤0.01% 11520
2024
Q1 		$112K Sell
56,693
-92,120
-62% -$170K ﹤0.01% 11144
2023
Q4 		$210K Buy
148,813
+126,358
+563% +$157K ﹤0.01% 10580
2023
Q3 		$29K Sell
22,455
-1,798
-7% -$3.08K ﹤0.01% 11501
2023
Q2 		$41.7K Buy
+24,253
New +$44.6K ﹤0.01% 11400
2023
Q1 		– Sell
-176,604
Closed -$299K – 12528
2022
Q4 		$470K Buy
176,604
+117,842
+201% +$358K ﹤0.01% 8030
2022
Q3 		$195K Buy
+58,762
New +$241K ﹤0.01% 10877
2022
Q2 		– Sell
-162,447
Closed -$664K – 12829
2022
Q1 		$827K Sell
162,447
-100,084
-38% -$556K ﹤0.01% 7626
2021
Q4 		$2M Buy
+262,531
New +$3.19M ﹤0.01% 5493

Other funds holding ATAI

BlackRock
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
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $71.3B AUM 56.8% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
CS
Candriam SCA Strassen, Luxembourg, Luxembourg $22.2B AUM 58.34% 1-Year Est. Return

Jeff Yass's ATAI Position: Q2 2026 in Review

Jeff Yass reduced its AtaiBeckley Inc (ATAI) stake by 91% in Q2 2026, selling an estimated $20.2M and leaving 487,486 shares worth $2.57M. The position accounts for ﹤0.01% of the portfolio, ranked #5923.

Jeff Yass first reported a position in ATAI in Q4 2021 and has held it in 15 quarters since. The position peaked at $18.7M in Q1 2026. 242 funds tracked by Wall St. Rank hold ATAI as of Q2 2026.

  • Jeff Yass held 487,486 shares of AtaiBeckley Inc worth $2.57M as of Q2 2026.
  • Jeff Yass sold 4,798,840 AtaiBeckley Inc shares in Q2 2026, an estimated $20.2M.
  • AtaiBeckley Inc made up ﹤0.01% of Jeff Yass's portfolio in Q2 2026, its #5923 holding.
  • Jeff Yass first reported a position in AtaiBeckley Inc in Q4 2021 and has held it in 15 quarters since.
  • Jeff Yass's AtaiBeckley Inc position peaked at $18.7M in Q1 2026.
  • 242 funds tracked by Wall St. Rank held AtaiBeckley Inc as of Q2 2026.

Based on Susquehanna International Group's 13F filing for Q2 2026, filed 14 Aug 2026.