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AtaiBeckley Inc
ATAI

129 hedge funds and large institutions have $231M invested in AtaiBeckley Inc in 2025 Q3 according to their latest regulatory filings, with 50 funds opening new positions, 33 increasing their positions, 14 reducing their positions, and 14 closing their positions.

New
Increased
Maintained
Reduced
Closed

262% more capital invested

Capital invested by funds: $63.9M → $231M (+$167M)

257% more first-time investments, than exits

New positions opened: 50 | Existing positions closed: 14

147% more call options, than puts

Call options by funds: $12.5M | Put options by funds: $5.08M

136% more repeat investments, than reductions

Existing positions increased: 33 | Existing positions reduced: 14

100% more funds holding in top 10

Funds holding in top 10: 1 → 2 (+1)

39% more funds holding

Funds holding: 93 → 129 (+36)

5.82% more ownership

Funds ownership: 14.56% → 20.37% (+5.8%)

Holders
129
Holders Change
+36
Holders Change %
+38.71%
% of All Funds
1.69%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.03%
New
50
Increased
33
Reduced
14
Closed
14
Calls
$12.5M
Puts
$5.08M
Net Calls
+$7.46M
Net Calls Change
+$6.97M

Top Buyers

Rank Fund Capital Flow
1
ABG
Ally Bridge Group
New York
+$9.29M
2
AIM
ARK Investment Management
Florida
+$8.2M
3
T. Rowe Price Investment Management
T. Rowe Price Investment Management
Maryland
+$7.88M
4
Citadel Advisors
Citadel Advisors
Florida
+$5.67M
5
Morgan Stanley
Morgan Stanley
New York
+$5.37M

Top Sellers

Rank Fund Capital Flow
1
PFCS
Pale Fire Capital SE
Czech Republic
-$6.33M
2
PEAK6
PEAK6
Illinois
-$847K
3
Franklin Resources
Franklin Resources
California
-$780K
4
WP
Woodline Partners
California
-$637K
5
Two Sigma Investments
Two Sigma Investments
New York
-$594K
Name Holding Trade Value Shares
Change 		Change in
Stake
IEFM
51
IQ EQ Fund Management
Ireland
$277K +$213K +52,399 New
CAPTRUST Financial Advisors
52
CAPTRUST Financial Advisors
North Carolina
$265K +$203K +50,000 New
SIM
53
Seaview Investment Managers
Florida
$264K – – –
TFS
54
Thoroughbred Financial Services
Tennessee
$249K +$192K +47,214 New
OAM
55
Oxford Asset Management
United Kingdom
$245K +$188K +46,382 New
SCP
56
Sender Company & Partners
New York
$228K +$175K +43,176 New
RCG
57
Ruane, Cunniff & Goldfarb
New York
$223K – – –
DC
58
Diametric Capital
Massachusetts
$216K -$49.6K -12,209 -23%
KWA
59
Kingswood Wealth Advisors
California
$212K -$81.2K -20,000 -33%
CAM
60
Cresset Asset Management
Illinois
$190K – – –
Man Group
61
Man Group
United Kingdom
$171K +$131K +32,277 New
DIG
62
Dauntless Investment Group
New Hampshire
$165K +$127K +31,159 New
NA
63
NewEdge Advisors
Louisiana
$160K +$123K +30,275 New
SI
64
Stephens Inc
Arkansas
$155K +$119K +29,380 New
EW
65
Evoke Wealth
California
$141K – – –
WPC
66
Wedmont Private Capital
Pennsylvania
$139K – – –
Creative Planning
67
Creative Planning
Kansas
$136K +$30.6K +7,528 +41%
BFWM
68
Bright Futures Wealth Management
New York
$132K +$102K +25,000 New
SB
69
Strategic Blueprint
Georgia
$124K – – –
VCA
70
Verdence Capital Advisors
Maryland
$119K – – –
IC
71
IEQ Capital
California
$116K +$88.9K +21,888 New
LPL Financial
72
LPL Financial
California
$115K +$10.8K +2,658 +14%
RPWA
73
Regent Peak Wealth Advisors
Georgia
$106K +$81.2K +20,000 New
Hudson Bay Capital Management
74
Hudson Bay Capital Management
Connecticut
$104K +$80K +19,700 New
BAAM
75
Baker Avenue Asset Management
California
$97.3K +$74.7K +18,400 New
1 2
3
4 5

ATAI Hedge Fund Activity: Q3 2025 in Review

129 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in AtaiBeckley Inc (ATAI) for Q3 2025, worth a combined $231M — up 262% from $63.9M a quarter earlier.

Buyers outnumbered sellers: 50 funds opened new ATAI positions and 14 closed out — a net gain of 36 holders — while 33 added to existing stakes and 14 trimmed.

The largest buyer was Ally Bridge Group, opening a new position worth an estimated $9.29M. The largest seller was Pale Fire Capital SE, cutting an estimated $6.33M.

  • 129 institutional investors held AtaiBeckley Inc (ATAI) as of Q3 2025, up from 93 in Q2 2025.
  • Funds reported $231M of AtaiBeckley Inc stock for Q3 2025, up 262% quarter-over-quarter.
  • 50 funds opened new AtaiBeckley Inc positions in Q3 2025 and 14 closed out, a net change of +36 holders.
  • The largest AtaiBeckley Inc buyer in Q3 2025 was Ally Bridge Group, an estimated $9.29M added.
  • The largest AtaiBeckley Inc seller in Q3 2025 was Pale Fire Capital SE, an estimated $6.33M sold.

Based on aggregated 13F filings for Q3 2025.