778 hedge funds and large institutions have $18.9B invested in Gartner in 2025 Q3 according to their latest regulatory filings, with 132 funds opening new positions, 245 increasing their positions, 310 reducing their positions, and 217 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)

39% less first-time investments, than exits

New positions opened: 132 | Existing positions closed: 217

Holders
778
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
NYLIM
251
New York Life Investment Management
New York
$2.9M
SMDAM
252
Sumitomo Mitsui DS Asset Management
Japan
$2.88M
BCV
253
Banque Cantonale Vaudoise
Switzerland
$2.88M
CIBC Asset Management
254
CIBC Asset Management
Ontario, Canada
$2.81M
CII
255
Capital International Inc
California
$2.78M
EP
256
Edgestream Partners
New Jersey
$2.77M
CBU
257
CIBC Bancorp USA
Illinois
$2.76M
EI
258
Ethic Inc
New York
$2.76M
AAIS
259
ABN AMRO Investment Solutions
$2.72M
Los Angeles Capital Management
260
Los Angeles Capital Management
California
$2.66M
WP
261
Woodline Partners
California
$2.63M
NAM
262
Nissay Asset Management
Japan
$2.6M
SGA
263
Strategic Global Advisors
California
$2.58M
Millennium Management
264
Millennium Management
New York
$2.57M
DGM
265
Delta Global Management
New York
$2.56M
Truist Financial
266
Truist Financial
North Carolina
$2.51M
Polen Capital Management
267
Polen Capital Management
Florida
$2.44M
OSAM
268
O'Shaughnessy Asset Management
Connecticut
$2.42M
Macquarie Group
269
Macquarie Group
Australia
$2.4M
AA
270
Ancora Advisors
Ohio
$2.37M
YCM
271
Yousif Capital Management
Michigan
$2.36M
CB
272
Commerce Bank
Missouri
$2.36M
LA
273
LBP AM
France
$2.33M
Pathstone Holdings
274
Pathstone Holdings
New Jersey
$2.32M
Public Sector Pension Investment Board (PSP Investments)
275
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$2.32M