902 hedge funds and large institutions have $25.7B invested in DexCom in 2025 Q4 according to their latest regulatory filings, with 156 funds opening new positions, 345 increasing their positions, 306 reducing their positions, and 131 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
902
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
9
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$508M
Puts
$407M
Net Calls
Net Calls Change

Top Buyers

1 +$530M
2 +$194M
3 +$172M
4
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$112M
5
CHP
Castle Hook Partners
New York
+$106M

Top Sellers

1 -$433M
2 -$332M
3 -$311M
4
Jennison Associates
Jennison Associates
New York
-$278M
5
Holocene Advisors
Holocene Advisors
New York
-$164M
Name Holding Trade Value Shares
Change
Change in
Stake
CI Investments Inc
76
CI Investments Inc
Ontario, Canada
$58.8M
Allianz Asset Management
77
Allianz Asset Management
Germany
$56.6M
BG
78
Bellevue Group
Switzerland
$56.2M
Citigroup
79
Citigroup
New York
$56.1M
Wells Fargo
80
Wells Fargo
California
$53.9M
Canada Pension Plan Investment Board
81
Canada Pension Plan Investment Board
Ontario, Canada
$53.7M
Massachusetts Financial Services
82
Massachusetts Financial Services
Massachusetts
$52.7M
Envestnet Asset Management
83
Envestnet Asset Management
Illinois
$51.5M
RhumbLine Advisers
84
RhumbLine Advisers
Massachusetts
$51.5M
Pictet Asset Management
85
Pictet Asset Management
Switzerland
$51M
Two Sigma Advisers
86
Two Sigma Advisers
New York
$49.6M
DZ Bank
87
DZ Bank
Germany
$48.2M
Ensign Peak Advisors
88
Ensign Peak Advisors
Utah
$46.4M
ProShare Advisors
89
ProShare Advisors
Maryland
$45.4M
IG
90
ING Group
Netherlands
$44.7M
PCM
91
Peregrine Capital Management
Minnesota
$43.7M
Korea Investment Corp
92
Korea Investment Corp
South Korea
$42.1M
National Pension Service
93
National Pension Service
South Korea
$41.1M
MC
94
MIG Capital
California
$40.2M
California State Teachers Retirement System (CalSTRS)
95
California State Teachers Retirement System (CalSTRS)
California
$40M
Fidelity International
96
Fidelity International
Bermuda
$39.4M
PHP
97
Parkman Healthcare Partners
Connecticut
$39M
Principal Financial Group
98
Principal Financial Group
Iowa
$38.3M
ERSOT
99
Employees Retirement System of Texas
Texas
$37.9M
CC
100
Chicago Capital
Illinois
$36.1M