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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 		$1.42M Buy
270,300
+103,700
+62% +$437K ﹤0.01% 7282
2026
Q1 		$590K Buy
+166,600
New +$627K ﹤0.01% 9239
2025
Q4 		– Sell
-301,300
Closed -$1.59M – 12294
2025
Q3 		$1.59M Buy
301,300
+165,900
+123% +$674K ﹤0.01% 6271
2025
Q2 		$297K Buy
135,400
+98,900
+271% +$177K ﹤0.01% 10362
2025
Q1 		$49.6K Buy
36,500
+8,900
+32% +$15K ﹤0.01% 11866
2024
Q4 		$36.7K Buy
+27,600
New +$36.7K ﹤0.01% 11788
2024
Q3 		– Sell
-12,900
Closed -$17.2K – 11915
2024
Q2 		$17.2K Sell
12,900
-67,800
-84% -$122K ﹤0.01% 11693
2024
Q1 		$159K Buy
+80,700
New +$149K ﹤0.01% 10844
2023
Q4 		– Sell
-11,200
Closed -$14.4K – 12308
2023
Q3 		$14.4K Sell
11,200
-30,200
-73% -$51.7K ﹤0.01% 11666
2023
Q2 		$71.2K Buy
41,400
+19,200
+86% +$35.3K ﹤0.01% 11170
2023
Q1 		$40.2K Sell
22,200
-260,000
-92% -$440K ﹤0.01% 11787
2022
Q4 		$751K Buy
282,200
+150,600
+114% +$457K ﹤0.01% 6829
2022
Q3 		$436K Buy
131,600
+44,100
+50% +$181K ﹤0.01% 8843
2022
Q2 		$319K Sell
87,500
-123,200
-58% -$503K ﹤0.01% 9415
2022
Q1 		$1.07M Sell
210,700
-83,900
-28% -$466K ﹤0.01% 6936
2021
Q4 		$2.25M Buy
294,600
+257,900
+703% +$3.13M ﹤0.01% 5244
2021
Q3 		$543K Buy
+36,700
New +$597K ﹤0.01% 9159

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.