SpiderRock Trading LLC - DEXCOM INC ownership

DEXCOM INC's ticker is and the CUSIP is 25213110. A total of 2 filers reported holding DEXCOM INC in Q2 2014. The put-call ratio across all filers is - and the average weighting 0.1%.

Quarter-by-quarter ownership
SpiderRock Trading LLC ownership history of DEXCOM INC
ValueSharesWeighting
Q3 2014$2,000
-93.8%
1,315
-17.3%
0.01%
-95.7%
Q2 2014$32,000
-5.9%
1,590
+13.6%
0.14%
-20.6%
Q1 2014$34,0001,4000.18%
Other shareholders
DEXCOM INC shareholders Q2 2014
NameSharesValueWeighting ↓
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 308,941$10,940,0000.06%
NORTHERN TRUST CO OF CONNECTICUT 107,028$3,790,0000.02%
View complete list of DEXCOM INC shareholders