Optiver Holding’s AtaiBeckley Inc ATAI Stock Holding History

Optiver Holding’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
2025 Q1	–	Sell	-302	Closed	-$402	–	1343
2024 Q4	$402	Buy	+302	New	+$401	﹤0.01%	1011

Other funds holding ATAI

UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

PFCS

Pale Fire Capital SE Prague, Czech Republic $1.14B AUM 42.87% 1-Year Est. Return

DKCM

Davidson Kempner Capital Management New York $7.33B AUM 56.47% 1-Year Est. Return

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return

MCM

Moore Capital Management New York $4.92B AUM 35.41% 1-Year Est. Return

Brown University Providence, Rhode Island $102M AUM 26.79% 1-Year Est. Return

BIT Capital Berlin, Germany $2.07B AUM 157.17% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Optiver Holding's ATAI Position: Q1 2025 in Review

Optiver Holding sold out of AtaiBeckley Inc (ATAI) in Q1 2025, closing a stake of 302 shares — an estimated $402 sold.

Optiver Holding first reported a position in ATAI in Q4 2024 and held it in 1 quarter. The position peaked at $402 in Q4 2024. 79 funds tracked by Wall St. Rank hold ATAI as of Q1 2025.

Optiver Holding reported no remaining AtaiBeckley Inc position as of Q1 2025 after selling out during the quarter.
Optiver Holding sold 302 AtaiBeckley Inc shares in Q1 2025, an estimated $402.
Optiver Holding first reported a position in AtaiBeckley Inc in Q4 2024 and held it in 1 quarter.
Optiver Holding's AtaiBeckley Inc position peaked at $402 in Q4 2024.
79 funds tracked by Wall St. Rank held AtaiBeckley Inc as of Q1 2025.

Based on Optiver Holding's 13F filing for Q1 2025, filed 15 May 2025.