423 hedge funds and large institutions have $6.9B invested in ATI in 2025 Q1 according to their latest regulatory filings, with 88 funds opening new positions, 160 increasing their positions, 118 reducing their positions, and 61 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
423
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$31.3M
Puts
$13M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
AllianceBernstein
76
AllianceBernstein
Tennessee
$11.2M
EGM
77
Engineers Gate Manager
New York
$10.9M
NL
78
Nuveen LLC
North Carolina
$10.9M
Canada Pension Plan Investment Board
79
Canada Pension Plan Investment Board
Ontario, Canada
$10.4M
First Trust Advisors
80
First Trust Advisors
Illinois
$9.78M
GAM
81
Gotham Asset Management
New York
$9.73M
MCM
82
Moore Capital Management
New York
$9.72M
MPM
83
Mountaineer Partners Management
New York
$9.44M
SBH
84
Segall Bryant & Hamill
Illinois
$9.29M
Barclays
85
Barclays
United Kingdom
$9.19M
DKCM
86
Davidson Kempner Capital Management
New York
$9.11M
Renaissance Technologies
87
Renaissance Technologies
New York
$9.05M
Retirement Systems of Alabama
88
Retirement Systems of Alabama
Alabama
$9.03M
UBS Group
89
UBS Group
Switzerland
$8.75M
CF
90
Corebridge Financial
Texas
$8.19M
California Public Employees Retirement System
91
California Public Employees Retirement System
California
$8.09M
SEI Investments
92
SEI Investments
Pennsylvania
$7.7M
Comerica Bank
93
Comerica Bank
Texas
$7.65M
New York State Teachers Retirement System (NYSTRS)
94
New York State Teachers Retirement System (NYSTRS)
New York
$7.5M
Two Sigma Investments
95
Two Sigma Investments
New York
$7.15M
California State Teachers Retirement System (CalSTRS)
96
California State Teachers Retirement System (CalSTRS)
California
$6.82M
TE
97
Tema ETFs
New York
$6.05M
NIM
98
NEOS Investment Management
Connecticut
$6.05M
TPSF
99
Texas Permanent School Fund
Texas
$5.87M
Manulife (Manufacturers Life Insurance)
100
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$5.85M