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
SLAM
276
Swiss Life Asset Management
$1.11M
CAG
277
Crestwood Advisors Group
Massachusetts
$1.1M
Simplex Trading
278
Simplex Trading
Illinois
$1.1M
DFCM
279
Dark Forest Capital Management
Puerto Rico
$1.1M
A
280
AlphaQuest
New York
$1.09M
RIM
281
Redwood Investment Management
Arizona
$1.09M
PCM
282
Polymer Capital Management
New York
$1.08M
Walleye Trading
283
Walleye Trading
New York
$1.07M
KeyBank National Association
284
KeyBank National Association
Ohio
$1.05M
OSAM
285
O'Shaughnessy Asset Management
Connecticut
$1.02M
WAM
286
Weinberger Asset Management
California
$1.01M
SM
287
Sciencast Management
New Jersey
$992K
CIS
288
Capital International Sarl
California
$980K
N
289
Numerai
California
$967K
BHCM
290
Brevan Howard Capital Management
Jersey
$964K
ECM
291
Everence Capital Management
Indiana
$932K
EP
292
Edgestream Partners
New Jersey
$932K
QCM
293
Qsemble Capital Management
New York
$928K
SCM
294
Sterling Capital Management
North Carolina
$916K
TRCT
295
Tower Research Capital (TRC)
New York
$916K
CWM
296
CCG Wealth Management
California
$893K
VAS
297
Vestmark Advisory Solutions
Massachusetts
$888K
CAPTRUST Financial Advisors
298
CAPTRUST Financial Advisors
North Carolina
$869K
GCM
299
Greenland Capital Management
New York
$861K
FBFS
300
First Business Financial Services
Wisconsin
$859K