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
AIM
826
Achmea Investment Management
Netherlands
BJL
827
Brighton Jones LLC
Washington
SGI
828
Summit Global Investments
Utah
IQI
829
Integrated Quantitative Investments
Washington
A
830
AustralianSuper
Australia
Kovitz Investment Group Partners
831
Kovitz Investment Group Partners
Illinois
AG
832
Algert Global
California
ALMGDA
833
AG2R La Mondiale Gestion d'Actifs
France
NP
834
NorthRock Partners
Minnesota
PCM
835
Polymer Capital Management
New York
MP
836
Mangrove Partners
Connecticut
AAMU
837
APG Asset Management US
New York
OIA
838
OneDigital Investment Advisors
Kansas
MSR
839
Main Street Research
Connecticut
SCM
840
Semanteon Capital Management
Massachusetts
GWMR
841
GC Wealth Management RIA
Massachusetts
UBP
842
Union Bancaire Privee
Switzerland
OAM
843
Occidental Asset Management
California
MAM
844
Milestone Asset Management
Pennsylvania
LOAMU
845
Lombard Odier Asset Management (USA)
New York
PAS
846
Park Avenue Securities
New York
CMF
847
Counterpoint Mutual Funds
California
ET
848
Equitable Trust
Tennessee
HH
849
Hilltop Holdings
Texas
MC
850
Moors & Cabot
Massachusetts