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
PA
376
PFG Advisors
Arizona
$687K
SCM
377
Sterling Capital Management
North Carolina
$661K
VA
378
Vident Advisory
Georgia
$655K
SCM
379
Shelton Capital Management
Colorado
$652K
TSS
380
Two Sigma Securities
New York
$651K
CIAM
381
Caitong International Asset Management
Hong Kong
$638K
SSWM
382
Sheets Smith Wealth Management
North Carolina
$633K
KBC Group
383
KBC Group
Belgium
$631K
HI
384
Harbour Investments
Wisconsin
$620K
CIBC Asset Management
385
CIBC Asset Management
Ontario, Canada
$618K
AAM
386
Alphadyne Asset Management
New York
$607K
HAIM
387
Hunter Associates Investment Management
Pennsylvania
$603K
Mirae Asset Global Investments
388
Mirae Asset Global Investments
South Korea
$601K
HWM
389
HB Wealth Management
Georgia
$599K
TRCT
390
Tower Research Capital (TRC)
New York
$591K
ETS
391
ESL Trust Services
New York
$582K
PCM
392
Polymer Capital Management
New York
$575K
FFA
393
Farther Finance Advisors
California
$575K
NDSIB
394
North Dakota State Investment Board
North Dakota
$573K
CL
395
Choreo LLC
Illinois
$569K
GI
396
GAMMA Investing
California
$567K
CCC
397
Chesapeake Capital Corp
Florida
$552K
WIA
398
World Investment Advisors
California
$550K
KF
399
Krilogy Financial
Missouri
$547K
EWA
400
EverSource Wealth Advisors
Alabama
$546K