Group One Trading
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Group One Trading’s AtaiBeckley Inc ATAI Stock Holding History

Group One Trading’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 		$3.32M Buy
937,700
+352,100
+60% +$1.33M 0.01% 1619
2025
Q4 		$2.4M Buy
585,600
+267,200
+84% +$1.26M ﹤0.01% 2125
2025
Q3 		$1.68M Buy
318,400
+185,100
+139% +$752K ﹤0.01% 2487
2025
Q2 		$292K Sell
133,300
-247,300
-65% -$443K ﹤0.01% 3954
2025
Q1 		$518K Buy
380,600
+115,100
+43% +$194K ﹤0.01% 3051
2024
Q4 		$353K Buy
265,500
+252,400
+1,927% +$335K ﹤0.01% 3456
2024
Q3 		$15.2K Sell
13,100
-112,200
-90% -$150K ﹤0.01% 5388
2024
Q2 		$167K Sell
125,300
-156,000
-55% -$281K ﹤0.01% 3553
2024
Q1 		$554K Buy
281,300
+115,100
+69% +$212K ﹤0.01% 2628
2023
Q4 		$234K Buy
166,200
+37,900
+30% +$47.1K ﹤0.01% 3726
2023
Q3 		$166K Sell
128,300
-259,300
-67% -$444K ﹤0.01% 3970
2023
Q2 		$667K Buy
387,600
+128,700
+50% +$237K ﹤0.01% 2739
2023
Q1 		$469K Buy
258,900
+206,400
+393% +$350K ﹤0.01% 2833
2022
Q4 		$140K Buy
52,500
+42,800
+441% +$130K ﹤0.01% 4154
2022
Q3 		$32K Sell
9,700
-224,800
-96% -$924K ﹤0.01% 5744
2022
Q2 		$854K Buy
234,500
+176,400
+304% +$721K ﹤0.01% 2914
2022
Q1 		$296K Sell
58,100
-57,900
-50% -$322K ﹤0.01% 4385
2021
Q4 		$885K Buy
116,000
+109,000
+1,557% +$1.32M ﹤0.01% 3474
2021
Q3 		$104K Buy
+7,000
New +$114K ﹤0.01% 5868

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
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $64.8B AUM 42.7% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
CS
Candriam SCA Strassen, Luxembourg, Luxembourg $19.3B AUM 39.18% 1-Year Est. Return
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT) London, United Kingdom $89.9B AUM 20.22% 1-Year Est. Return

Group One Trading's ATAI Position: Q1 2026 in Review

Group One Trading sold out of AtaiBeckley Inc (ATAI) in Q1 2026, closing a stake of 321,279 shares — an estimated $1.21M sold.

Group One Trading first reported a position in ATAI in Q4 2021 and held it in 10 quarters. The position peaked at $3.5M in Q4 2021. 183 funds tracked by Wall St. Rank hold ATAI as of Q1 2026.

  • Group One Trading reported no remaining AtaiBeckley Inc position as of Q1 2026 after selling out during the quarter.
  • Group One Trading sold 321,279 AtaiBeckley Inc shares in Q1 2026, an estimated $1.21M.
  • Group One Trading first reported a position in AtaiBeckley Inc in Q4 2021 and held it in 10 quarters.
  • Group One Trading's AtaiBeckley Inc position peaked at $3.5M in Q4 2021.
  • 183 funds tracked by Wall St. Rank held AtaiBeckley Inc as of Q1 2026.

Based on Group One Trading's 13F filing for Q1 2026, filed 13 May 2026.