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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 		$8.13M Buy
1,542,600
+995,400
+182% +$4.19M ﹤0.01% 3732
2026
Q1 		$1.94M Buy
+547,200
New +$2.06M ﹤0.01% 6262
2025
Q4 		– Sell
-555,300
Closed -$2.94M – 12293
2025
Q3 		$2.94M Buy
555,300
+100,100
+22% +$406K ﹤0.01% 5010
2025
Q2 		$997K Buy
455,200
+223,300
+96% +$400K ﹤0.01% 7430
2025
Q1 		$315K Buy
231,900
+122,400
+112% +$206K ﹤0.01% 9960
2024
Q4 		$146K Buy
109,500
+90,000
+462% +$120K ﹤0.01% 11045
2024
Q3 		$22.6K Buy
+19,500
New +$26K ﹤0.01% 11601
2024
Q2 		– Sell
-152,000
Closed -$299K – 12000
2024
Q1 		$299K Buy
152,000
+114,900
+310% +$211K ﹤0.01% 9693
2023
Q4 		$52.3K Sell
37,100
-30,100
-45% -$37.4K ﹤0.01% 11697
2023
Q3 		$86.7K Sell
67,200
-127,600
-66% -$219K ﹤0.01% 11032
2023
Q2 		$335K Buy
194,800
+75,600
+63% +$139K ﹤0.01% 9209
2023
Q1 		$216K Buy
119,200
+39,700
+50% +$67.2K ﹤0.01% 10437
2022
Q4 		$211K Sell
79,500
-107,900
-58% -$328K ﹤0.01% 9991
2022
Q3 		$620K Sell
187,400
-1,000
-0.5% -$4.11K ﹤0.01% 7890
2022
Q2 		$686K Sell
188,400
-10,800
-5% -$44.1K ﹤0.01% 7471
2022
Q1 		$1.01M Buy
199,200
+134,600
+208% +$748K ﹤0.01% 7080
2021
Q4 		$493K Buy
64,600
+46,800
+263% +$568K ﹤0.01% 9255
2021
Q3 		$263K Buy
+17,800
New +$289K ﹤0.01% 10893

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.