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ATAI Life Sciences
ATAI

Overview Fund Activity

79 hedge funds and large institutions have $29.7M invested in ATAI Life Sciences in 2025 Q1 according to their latest regulatory filings, with 9 funds opening new positions, 17 increasing their positions, 21 reducing their positions, and 16 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
79
Holders Change
-9
Holders Change %
-10.23%
% of All Funds
1.07%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
9
Increased
17
Reduced
21
Closed
16
Calls
$1.27M
Puts
$388K
Net Calls
+$884K
Net Calls Change
+$45K

Top Buyers

1
UBS Group
UBS Group
Switzerland
$7.53M
2
PFCS
Pale Fire Capital SE
Czech Republic
$3.53M
3
D.E. Shaw & Co
D.E. Shaw & Co
New York
$1.35M
4
MCM
Moore Capital Management
New York
$1.3M
5
DKCM
Davidson Kempner Capital Management
New York
$1.92M

Top Sellers

1
Citadel Advisors
Citadel Advisors
Florida
$34K
2
Susquehanna International Group
Susquehanna International Group
Pennsylvania
$0
3
WP
Woodline Partners
California
$384K
4
XT
XTX Topco
Cayman Islands
$0
5
Simplex Trading
Simplex Trading
Illinois
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
HPCM
51
Hunter Perkins Capital Management
Illinois
$23K – – –
AGAM
52
Audent Global Asset Management
California
$22.9K – – –
RSWM
53
Robertson Stephens Wealth Management
California
$22.7K -$27 -20 -0.1%
NSIM
54
North Star Investment Management
Illinois
$21.3K – – –
CSS
55
Cubist Systematic Strategies
Connecticut
$20K +$20K +14,680 New
JPMorgan Chase & Co
56
JPMorgan Chase & Co
New York
$18.3K – – –
Cambridge Investment Research Advisors
57
Cambridge Investment Research Advisors
Iowa
$18K +$569 +425 +3%
Creative Planning
58
Creative Planning
Kansas
$17.8K -$20K -14,700 -53%
CFS
59
CRA Financial Services
New Jersey
$17.5K – – –
MGIA
60
Moneta Group Investment Advisors
Missouri
$17.5K +$61 +45 +0.4%
Royal Bank of Canada
61
Royal Bank of Canada
Ontario, Canada
$15K +$3.07K +2,268 +26%
VF
62
Virtu Financial
New York
$14K -$117K -88,075 -89%
DA
63
Detalus Advisors
Missouri
$13.6K – – –
GC
64
Gould Capital
Washington
$13.6K – – –
VAM
65
Verity Asset Management
North Carolina
$13.6K – – –
WJWM
66
Williams Jones Wealth Management
New York
$13.6K – – –
WAP
67
Wealthcare Advisory Partners
Pennsylvania
$13.6K +$13.6K +10,000 New
SS
68
SBI Securities
Japan
$12.7K +$11.5K +8,444 +940%
Wells Fargo
69
Wells Fargo
California
$8.72K – – –
CA
70
Crewe Advisors
Utah
$7.54K – – –
PWA
71
Principia Wealth Advisory
Texas
$5.55K +$5.55K +4,267 New
FDCDDQ
72
Federation des caisses Desjardins du Quebec
Quebec, Canada
$4.28K – – –
CIAM
73
Caitong International Asset Management
Hong Kong
$1.96K +$1.43K +1,054 +273%
WIM
74
Westside Investment Management
California
$1.58K – – –
National Bank of Canada
75
National Bank of Canada
Quebec, Canada
$1K – – –
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3
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