898 hedge funds and large institutions have $24.3B invested in DexCom in 2025 Q3 according to their latest regulatory filings, with 109 funds opening new positions, 331 increasing their positions, 342 reducing their positions, and 131 closing their positions.

New
Increased
Maintained
Reduced
Closed

less ownership

Funds ownership:

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less funds holding

Funds holding:

less call options, than puts

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

17% less first-time investments, than exits

New positions opened: 109 | Existing positions closed: 131

23% less capital invested

Capital invested by funds: $31.7B → $24.3B (-$7.39B)

25% less funds holding in top 10

Funds holding in top 10: 86 (-2)

Holders
898
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
6
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$480M
Puts
$539M
Net Calls
Net Calls Change

Top Sellers

1 -$337M
2 -$220M
3 -$204M
4
Axa
Axa
France
-$189M
5
Marshall Wace
Marshall Wace
United Kingdom
-$142M
Name Holding Trade Value Shares
Change
Change in
Stake
RhumbLine Advisers
76
RhumbLine Advisers
Massachusetts
$53.9M
Walleye Capital
77
Walleye Capital
New York
$53.7M
BG
78
Bellevue Group
Switzerland
$52.9M
SI
79
Sofinnova Investments
California
$52.5M
Korea Investment Corp
80
Korea Investment Corp
South Korea
$51.8M
Pictet Asset Management
81
Pictet Asset Management
Switzerland
$51.6M
FCM
82
Frontier Capital Management
Massachusetts
$46.3M
ZCI
83
Zevenbergen Capital Investments
Washington
$46.1M
DZ Bank
84
DZ Bank
Germany
$45.2M
California Public Employees Retirement System
85
California Public Employees Retirement System
California
$44.6M
Canada Pension Plan Investment Board
86
Canada Pension Plan Investment Board
Ontario, Canada
$44.4M
Citigroup
87
Citigroup
New York
$44.1M
VPC
88
Vestal Point Capital
New York
$43.7M
Bessemer Group
89
Bessemer Group
New Jersey
$42M
California State Teachers Retirement System (CalSTRS)
90
California State Teachers Retirement System (CalSTRS)
California
$41.7M
MC
91
MIG Capital
California
$40.7M
CHP
92
Castle Hook Partners
New York
$40.7M
Fidelity International
93
Fidelity International
Bermuda
$39.5M
Man Group
94
Man Group
United Kingdom
$39.3M
Principal Financial Group
95
Principal Financial Group
Iowa
$38.1M
National Pension Service
96
National Pension Service
South Korea
$37.7M
Handelsbanken Fonder
97
Handelsbanken Fonder
Sweden
$37.1M
CI Investments Inc
98
CI Investments Inc
Ontario, Canada
$36.9M
PCM
99
Peregrine Capital Management
Minnesota
$35.7M
IG
100
ING Group
Netherlands
$34M