785 hedge funds and large institutions have $18.9B invested in Gartner in 2025 Q3 according to their latest regulatory filings, with 131 funds opening new positions, 251 increasing their positions, 312 reducing their positions, and 219 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)

40% less first-time investments, than exits

New positions opened: 131 | Existing positions closed: 219

Holders
785
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
JF
801
Jump Financial
Illinois
MF
802
Magnetar Financial
Illinois
AAMU
803
AEGON Asset Management (UK)
United Kingdom
OQS
804
Occudo Quantitative Strategies
Florida
Caisse de Depot et Placement du Quebec (CDPQ)
805
Caisse de Depot et Placement du Quebec (CDPQ)
Quebec, Canada
DWM
806
Dakota Wealth Management
Florida
CAU
807
Caxton Associates (UK)
BFG
808
Berger Financial Group
Minnesota
ACM
809
Argent Capital Management
Missouri
XT
810
XTX Topco
Cayman Islands
TAM
811
Thematics Asset Management
France
TPSF
812
Texas Permanent School Fund
Texas
GLAM
813
Gardner Lewis Asset Management
Pennsylvania
FCM
814
Fieldview Capital Management
Michigan
MWM
815
Moran Wealth Management
Florida
ET
816
Entropy Technologies
New York
SFM
817
Signet Financial Management
New Jersey
Jennison Associates
818
Jennison Associates
New York
CCIA
819
Campbell & Co Investment Adviser
Maryland
GCM
820
Graham Capital Management
Connecticut
Marshall Wace
821
Marshall Wace
United Kingdom
CC
822
Centiva Capital
New York
NRD
823
Nebula Research & Development
New York
SSWM
824
Smith Salley Wealth Management
North Carolina
MG
825
Markel Group
Virginia