564 hedge funds and large institutions have $14.7B invested in ATI in 2025 Q4 according to their latest regulatory filings, with 142 funds opening new positions, 167 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:

20% more funds holding

Funds holding: 469564 (+95)

0.87% more ownership

Funds ownership: 93.42%94.29% (+0.87%)

7% less repeat investments, than reductions

Existing positions increased: 167 | Existing positions reduced: 180

Holders
564
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
Deutsche Bank
101
Deutsche Bank
Germany
$12.8M
SSA
102
Schonfeld Strategic Advisors
New York
$12.3M
CCM
103
Channing Capital Management
Illinois
$12.1M
FC
104
FACT Capital
New York
$11.8M
Citadel Advisors
105
Citadel Advisors
Florida
$11.8M
LOM
106
LTS One Management
New York
$11.8M
Walleye Capital
107
Walleye Capital
New York
$11.7M
Connor, Clark & Lunn Investment Management (CC&L)
108
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$11.6M
State Board of Administration of Florida Retirement System
109
State Board of Administration of Florida Retirement System
Florida
$11.5M
Stifel Financial
110
Stifel Financial
Missouri
$11.2M
AAM
111
Advisors Asset Management
Colorado
$11.2M
Citigroup
112
Citigroup
New York
$10.8M
Manulife (Manufacturers Life Insurance)
113
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$10.8M
WorldQuant Millennium Advisors
114
WorldQuant Millennium Advisors
New York
$10.6M
Hudson Bay Capital Management
115
Hudson Bay Capital Management
Connecticut
$10.5M
EIP
116
Epoch Investment Partners
New York
$10.4M
GC
117
Guggenheim Capital
Illinois
$9.92M
SFI
118
Susquehanna Fundamental Investments
Pennsylvania
$9.5M
First Trust Advisors
119
First Trust Advisors
Illinois
$9.33M
SST
120
S Squared Technology
New York
$9.18M
Canada Life
121
Canada Life
Manitoba, Canada
$9.12M
NIM
122
NEOS Investment Management
Connecticut
$8.96M
TE
123
Tema ETFs
New York
$8.96M
Royal Bank of Canada
124
Royal Bank of Canada
Ontario, Canada
$8.75M
Comerica Bank
125
Comerica Bank
Texas
$8.31M