158 hedge funds and large institutions have $1.63B invested in DexCom in 2013 Q2 according to their latest regulatory filings, with 158 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.

Holders
158
Holders Change
+158
Holders Change %
% of All Funds
5.16%
Holding in Top 10
4
Holding in Top 10 Change
+4
Holding in Top 10 Change %
%
% of All Funds
0.13%
New
158
Increased
Reduced
Closed
Calls
$413K
Puts
$1.21M
Net Calls
-$795K
Net Calls Change
-$795K
Name Market Value Shares Shares
Change
Shares
Change %
William Blair & Company
26
William Blair & Company
Illinois
$19M 846,518 +846,518 New
RIM
27
RS Investment Management
California
$16.6M 740,028 +740,028 New
Millennium Management
28
Millennium Management
New York
$15.9M 709,944 +709,944 New
Goldman Sachs
29
Goldman Sachs
New York
$13.4M 595,209 +595,209 New
Westfield Capital Management
30
Westfield Capital Management
Massachusetts
$12.9M 572,710 +572,710 New
Bank of New York Mellon
31
Bank of New York Mellon
New York
$12M 535,888 +535,888 New
TG
32
TCW Group
California
$11.4M 506,140 +506,140 New
MCM
33
Montibus Capital Management
Oregon
$11M 490,358 +490,358 New
CAM
34
Cortina Asset Management
Wisconsin
$10.8M 480,085 +480,085 New
Bank of Montreal
35
Bank of Montreal
Ontario, Canada
$10.3M 458,154 +458,154 New
PC
36
Pier Capital
Connecticut
$9.53M 424,367 +424,367 New
Fidelity Investments
37
Fidelity Investments
Massachusetts
$8.53M 380,000 +380,000 New
Axa
38
Axa
France
$8.45M 376,573 +376,573 New
WMSA
39
Weiss Multi-Strategy Advisers
New York
$8.42M 375,000 +375,000 New
TCM
40
Tamarack Capital Management
California
$7.86M 350,000 +350,000 New
Norges Bank
41
Norges Bank
Norway
$7.72M 343,929 +343,929 New
Ameriprise
42
Ameriprise
Minnesota
$6.99M 311,169 +311,169 New
CM
43
Castleark Management
Illinois
$6.98M 311,075 +311,075 New
TC
44
TFS Capital
Pennsylvania
$6.86M 305,359 +305,359 New
Geode Capital Management
45
Geode Capital Management
Massachusetts
$6.69M 297,868 +297,868 New
TCIM
46
TIAA CREF Investment Management
New York
$6.49M 288,888 +288,888 New
RFC
47
Russell Frank Company
Washington
$5.99M 266,824 +266,824 New
Invesco
48
Invesco
Georgia
$5.54M 246,672 +246,672 New
FWIA
49
Fort Washington Investment Advisors
Ohio
$5.44M 242,199 +242,199 New
RCP
50
Rothschild Capital Partners
New York
$5.07M 225,632 +225,632 New