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Quadrature Capital’s AtaiBeckley Inc ATAI Stock Holding History

Quadrature Capital’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
-47,848
Closed -$196K – 1364
2025
Q4 		$196K Buy
+47,848
New +$226K ﹤0.01% 977
2025
Q3 		– Sell
-32,222
Closed -$70.4K – 1039
2025
Q2 		$70.4K Buy
+32,222
New +$57.8K ﹤0.01% 920

Other funds holding ATAI

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
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $71.3B AUM 56.8% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
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
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT) London, United Kingdom $108B AUM 37.29% 1-Year Est. Return

Quadrature Capital's ATAI Position: Q1 2026 in Review

Quadrature Capital sold out of AtaiBeckley Inc (ATAI) in Q1 2026, closing a stake of 47,848 shares — an estimated $196K sold.

Quadrature Capital first reported a position in ATAI in Q2 2025 and held it in 2 quarters. The position peaked at $196K in Q4 2025. 183 funds tracked by Wall St. Rank hold ATAI as of Q1 2026.

  • Quadrature Capital reported no remaining AtaiBeckley Inc position as of Q1 2026 after selling out during the quarter.
  • Quadrature Capital sold 47,848 AtaiBeckley Inc shares in Q1 2026, an estimated $196K.
  • Quadrature Capital first reported a position in AtaiBeckley Inc in Q2 2025 and held it in 2 quarters.
  • Quadrature Capital's AtaiBeckley Inc position peaked at $196K in Q4 2025.
  • 183 funds tracked by Wall St. Rank held AtaiBeckley Inc as of Q1 2026.

Based on Quadrature Capital's 13F filing for Q1 2026, filed 15 May 2026.