803 hedge funds and large institutions have $19.8B invested in Gartner in 2025 Q4 according to their latest regulatory filings, with 134 funds opening new positions, 257 increasing their positions, 319 reducing their positions, and 105 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

more first-time investments, than exits

New positions opened: | Existing positions closed:

more ownership

Funds ownership:

more funds holding

Funds holding:

5% more capital invested

Capital invested by funds: $18.9B → $19.8B (+$910M)

13% less funds holding in top 10

Funds holding in top 10: 87 (-1)

19% less repeat investments, than reductions

Existing positions increased: 257 | Existing positions reduced: 319

Holders
803
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
7
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$99.8M
Puts
$58.2M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Polen Capital Management
276
Polen Capital Management
Florida
$2.21M
FDCDDQ
277
Federation des caisses Desjardins du Quebec
Quebec, Canada
$2.18M
P
278
&Partners
Tennessee
$2.18M
MFG
279
Merit Financial Group
Georgia
$2.15M
KIA
280
Knollwood Investment Advisory
Maryland
$2.12M
QC
281
Quadrature Capital
United Kingdom
$2.1M
SCM
282
Shelton Capital Management
Colorado
$2.1M
OPERF
283
Oregon Public Employees Retirement Fund
Oregon
$2.08M
BS
284
Banco Santander
Spain
$2.02M
Lido Advisors
285
Lido Advisors
California
$2M
Robeco Institutional Asset Management
286
Robeco Institutional Asset Management
Netherlands
$1.99M
JF
287
Jump Financial
Illinois
$1.99M
Truist Financial
288
Truist Financial
North Carolina
$1.97M
2
289
2Xideas
Switzerland
$1.97M
Nordea Investment Management
290
Nordea Investment Management
Sweden
$1.95M
MOACM
291
Mutual of America Capital Management
New York
$1.95M
Lazard Asset Management
292
Lazard Asset Management
New York
$1.94M
PCA
293
Pallas Capital Advisors
Massachusetts
$1.93M
Twin Tree Management
294
Twin Tree Management
Texas
$1.9M
Public Employees Retirement Association of Colorado
295
Public Employees Retirement Association of Colorado
Colorado
$1.85M
ACB
296
Aristotle Capital Boston
Massachusetts
$1.84M
Pathstone Holdings
297
Pathstone Holdings
New Jersey
$1.83M
LTAS
298
Linden Thomas Advisory Services
North Carolina
$1.83M
YCM
299
Yousif Capital Management
Michigan
$1.83M
AF
300
Avanza Fonder
Sweden
$1.79M