669 hedge funds and large institutions have $18.5B invested in ATI in 2026 Q1 according to their latest regulatory filings, with 163 funds opening new positions, 241 increasing their positions, 190 reducing their positions, and 53 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
669
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
13
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$159M
Puts
$77.3M
Net Calls
Net Calls Change

Top Buyers

1 +$464M
2 +$355M
3 +$247M
4
Jane Street
Jane Street
New York
+$169M
5
Point72 Asset Management
Point72 Asset Management
Connecticut
+$163M
Name Holding Trade Value Shares
Change
Change in
Stake
YCM
176
Yousif Capital Management
Michigan
$5.89M
QCM
177
Quantinno Capital Management
New York
$5.89M
ACM
178
Aquatic Capital Management
Illinois
$5.87M
CF
179
Covea Finance
France
$5.85M
Ohio Public Employees Retirement System (OPERS)
180
Ohio Public Employees Retirement System (OPERS)
Ohio
$5.81M
Creative Planning
181
Creative Planning
Kansas
$5.77M
LSERS
182
Louisiana State Employees Retirement System
Louisiana
$5.73M
Nisa Investment Advisors
183
Nisa Investment Advisors
Missouri
$5.71M
Verition Fund Management
184
Verition Fund Management
Connecticut
$5.69M
ASRS
185
Arizona State Retirement System
Arizona
$5.43M
Rafferty Asset Management
186
Rafferty Asset Management
New York
$5.31M
Carson Wealth (CWM LLC)
187
Carson Wealth (CWM LLC)
Nebraska
$5.3M
HSM
188
H Squared Management
New York
$5.27M
Susquehanna International Group
189
Susquehanna International Group
Pennsylvania
$5.14M
FPAS
190
Focus Partners Advisor Solutions
Missouri
$5.12M
OQS
191
Occudo Quantitative Strategies
Florida
$5.1M
FMII
192
Farmers & Merchants Investments Inc
Nebraska
$5.05M
VIA
193
Vanguard Investments Australia
Australia
$4.95M
HighTower Advisors
194
HighTower Advisors
Illinois
$4.95M
COPPSERS
195
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$4.95M
MCM
196
Moore Capital Management
New York
$4.93M
SWM
197
Spire Wealth Management
Virginia
$4.89M
Janney Montgomery Scott
198
Janney Montgomery Scott
Pennsylvania
$4.86M
NAAA
199
New Age Alpha Advisors
New York
$4.84M
VF
200
Virtu Financial
New York
$4.8M