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
AIM
551
ARK Investment Management
Florida
$98.8K
WWM
552
Wolff Wiese Magana
California
$91.6K
Acadian Asset Management
553
Acadian Asset Management
Massachusetts
$88K
SAM
554
Smartleaf Asset Management
Massachusetts
$84.8K
CFB
555
Cullen/Frost Bankers
Texas
$80.4K
JFGIW
556
Johnson Financial Group Inc (Wisconsin)
Wisconsin
$80K
CMA
557
Cedar Mountain Advisors
Oregon
$77.8K
S
558
SignatureFD
Georgia
$76.4K
KFAS
559
Keating Financial Advisory Services
Kansas
$73.3K
HIP
560
HUB Investment Partners
Texas
$70.3K
PFBT
561
Parkside Financial Bank & Trust
Missouri
$69.1K
WA
562
WPG Advisers
Maryland
$67.9K
HCM
563
Hollencrest Capital Management
California
$65.7K
PWMG
564
Prestige Wealth Management Group
New Jersey
$61.1K
SSG
565
Summit Securities Group
New York
$60.1K
MPWT
566
MassMutual Private Wealth & Trust
Connecticut
$58.2K
Nomura Asset Management
567
Nomura Asset Management
Japan
$56.7K
Mitsubishi UFJ Asset Management
568
Mitsubishi UFJ Asset Management
Japan
$53.7K
ACM
569
Aster Capital Management
United Arab Emirates
$45.1K
Macquarie Group
570
Macquarie Group
Australia
$44.1K
DB
571
Danske Bank
Denmark
$43.6K
EI
572
EFG International
$43.5K
GSWM
573
Golden State Wealth Management
California
$42.5K
PWA
574
Physician Wealth Advisors
Utah
$40.4K
DWP
575
Destiny Wealth Partners
Florida
$38.5K