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812 hedge funds and large institutions have $19.9B invested in Gartner in 2025 Q4 according to their latest regulatory filings, with 137 funds opening new positions, 259 increasing their positions, 322 reducing their positions, and 105 closing their positions.

New
Increased
Maintained
Reduced
Closed

71% more call options, than puts

Call options by funds: $99.8M | Put options by funds: $58.2M

30% more first-time investments, than exits

New positions opened: 137 | Existing positions closed: 105

7.55% more ownership

Funds ownership: 95.27%102.82% (+7.5%)

2% more funds holding

Funds holding: 793812 (+19)

5% more capital invested

Capital invested by funds: $18.9B → $19.9B (+$924M)

13% less funds holding in top 10

Funds holding in top 10: 87 (-1)

20% less repeat investments, than reductions

Existing positions increased: 259 | Existing positions reduced: 322

Holders
812
Holders Change
+19
Holders Change %
+2.4%
% of All Funds
9.88%
Holding in Top 10
7
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-12.5%
% of All Funds
0.09%
New
137
Increased
259
Reduced
322
Closed
105
Calls
$99.8M
Puts
$58.2M
Net Calls
+$41.6M
Net Calls Change
+$30.9M
Name Holding Trade Value Shares
Change
Change in
Stake
Swiss National Bank
51
Swiss National Bank
Switzerland
$52.4M -$3.43M -14,260 -6%
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
52
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$51M +$30.6M +127,251 +169%
DLA
53
Douglas Lane & Associates
New York
$50.6M +$19.4M +80,591 +67%
Mackenzie Financial
54
Mackenzie Financial
Ontario, Canada
$50.2M +$1.57M +6,537 +3%
California Public Employees Retirement System
55
California Public Employees Retirement System
California
$49.8M -$9.94M -41,316 -17%
Bank of Nova Scotia
56
Bank of Nova Scotia
Ontario, Canada
$49.3M +$15M +62,429 +47%
Sumitomo Mitsui Trust Group
57
Sumitomo Mitsui Trust Group
Japan
$49.1M -$2.74M -11,368 -6%
T. Rowe Price Associates
58
T. Rowe Price Associates
Maryland
$48.7M -$42.8M -178,021 -48%
Connor, Clark & Lunn Investment Management (CC&L)
59
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$47.8M +$29M +120,367 +174%
Citigroup
60
Citigroup
New York
$45.9M +$29.3M +121,725 +202%
Jane Street
61
Jane Street
New York
$43.9M +$41.6M +172,811 +12,984%
FFM
62
Fisher Funds Management
New Zealand
$41.3M +$8.24M +34,231 +27%
Barclays
63
Barclays
United Kingdom
$39.9M -$22.7M -94,254 -37%
GAM
64
Gotham Asset Management
New York
$39.8M +$6.18M +25,680 +19%
RhumbLine Advisers
65
RhumbLine Advisers
Massachusetts
$39.5M -$1.28M -5,332 -3%
Mitsubishi UFJ Asset Management
66
Mitsubishi UFJ Asset Management
Japan
$38.8M +$1.86M +7,717 +5%
Artisan Partners
67
Artisan Partners
Wisconsin
$36.8M -$5.84M -24,268 -14%
Marshall Wace
68
Marshall Wace
United Kingdom
$35.8M +$34.1M +141,719 New
QCM
69
Quantinno Capital Management
New York
$32.9M +$20.5M +84,988 +186%
Wells Fargo
70
Wells Fargo
California
$32.8M -$13.9M -57,713 -31%
Alyeska Investment Group
71
Alyeska Investment Group
Illinois
$31.1M +$29.6M +123,144 New
IC
72
IEQ Capital
California
$30.9M +$15.8M +65,649 +115%
William Blair & Company
73
William Blair & Company
Illinois
$30.9M +$1.05M +4,358 +4%
AAF
74
Andra AP-fonden
Sweden
$30.8M +$16.1M +66,914 +122%
Mitsubishi UFJ Trust & Banking
75
Mitsubishi UFJ Trust & Banking
Japan
$29.3M +$5.96M +24,773 +27%