566 hedge funds and large institutions have $14.7B invested in ATI in 2025 Q4 according to their latest regulatory filings, with 143 funds opening new positions, 168 increasing their positions, 180 reducing their positions, and 36 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more capital invested

Capital invested by funds: $ → $

more funds holding in top 10

Funds holding in top 10:

21% more funds holding

Funds holding: 468566 (+98)

1.13% more ownership

Funds ownership: 93.42%94.55% (+1.1%)

7% less repeat investments, than reductions

Existing positions increased: 168 | Existing positions reduced: 180

Holders
566
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
12
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$154M
Puts
$83.1M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Nomura Holdings
226
Nomura Holdings
Japan
$2.22M
Mackenzie Financial
227
Mackenzie Financial
Ontario, Canada
$2.19M
TI
228
Tidal Investments
Wisconsin
$2.18M
PCMI
229
Paradigm Capital Management Inc
New York
$2.07M
Toronto Dominion Bank
230
Toronto Dominion Bank
Ontario, Canada
$2.04M
ECM
231
ExodusPoint Capital Management
New York
$2.02M
ASN
232
Advisory Services Network
Georgia
$1.94M
AI
233
Atria Investments
North Carolina
$1.94M
RBI
234
Raiffeisen Bank International
Austria
$1.86M
VPIM
235
Vanguard Personalized Indexing Management
California
$1.86M
Pacer Advisors
236
Pacer Advisors
Pennsylvania
$1.85M
CRC
237
Curi RMB Capital
Illinois
$1.85M
P
238
&Partners
Tennessee
$1.85M
BFA
239
Bragg Financial Advisors
North Carolina
$1.83M
NL
240
NVWM LLC
Pennsylvania
$1.82M
DL
241
Dockside LLC
New York
$1.82M
PEAK6
242
PEAK6
Illinois
$1.82M
QCG
243
Quadrant Capital Group
Ohio
$1.81M
Jones Financial Companies
244
Jones Financial Companies
Missouri
$1.79M
Ensign Peak Advisors
245
Ensign Peak Advisors
Utah
$1.79M
Cetera Investment Advisers
246
Cetera Investment Advisers
Illinois
$1.74M
KOCAA
247
Knights of Columbus Asset Advisors
Connecticut
$1.7M
TI
248
Trexquant Investment
Connecticut
$1.67M
Cambridge Investment Research Advisors
249
Cambridge Investment Research Advisors
Iowa
$1.64M
TFS
250
Thoroughbred Financial Services
Tennessee
$1.6M