791 hedge funds and large institutions have $18.9B invested in Gartner in 2025 Q3 according to their latest regulatory filings, with 130 funds opening new positions, 254 increasing their positions, 314 reducing their positions, and 220 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

less ownership

Funds ownership:

less funds holding

Funds holding:

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

36% less capital invested

Capital invested by funds: $29.7B → $18.9B (-$10.8B)

38% less funds holding in top 10

Funds holding in top 10: 138 (-5)

41% less first-time investments, than exits

New positions opened: 130 | Existing positions closed: 220

Holders
791
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
8
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$81.5M
Puts
$70.9M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
TAF
251
Tredje AP-fonden
Sweden
$2.99M
Rockefeller Capital Management
252
Rockefeller Capital Management
New York
$2.94M
BAM
253
Bell Asset Management
Australia
$2.92M
BCIM
254
British Columbia Investment Management
British Columbia, Canada
$2.91M
NYLIM
255
New York Life Investment Management
New York
$2.9M
SMDAM
256
Sumitomo Mitsui DS Asset Management
Japan
$2.88M
BCV
257
Banque Cantonale Vaudoise
Switzerland
$2.88M
CIBC Asset Management
258
CIBC Asset Management
Ontario, Canada
$2.81M
CII
259
Capital International Inc
California
$2.78M
EP
260
Edgestream Partners
New Jersey
$2.77M
CBU
261
CIBC Bancorp USA
Illinois
$2.76M
EI
262
Ethic Inc
New York
$2.76M
AAIS
263
ABN AMRO Investment Solutions
$2.72M
Los Angeles Capital Management
264
Los Angeles Capital Management
California
$2.66M
WP
265
Woodline Partners
California
$2.63M
NAM
266
Nissay Asset Management
Japan
$2.6M
SGA
267
Strategic Global Advisors
California
$2.58M
Millennium Management
268
Millennium Management
New York
$2.57M
DGM
269
Delta Global Management
New York
$2.56M
Truist Financial
270
Truist Financial
North Carolina
$2.51M
Polen Capital Management
271
Polen Capital Management
Florida
$2.44M
OSAM
272
O'Shaughnessy Asset Management
Connecticut
$2.42M
Macquarie Group
273
Macquarie Group
Australia
$2.4M
AA
274
Ancora Advisors
Ohio
$2.37M
YCM
275
Yousif Capital Management
Michigan
$2.36M