GROUP ONE TRADING, L.P. - DENDREON CORP ownership

DENDREON CORP's ticker is and the CUSIP is 24823Q957. A total of 7 filers reported holding DENDREON CORP in Q4 2013. The put-call ratio across all filers is - and the average weighting 0.1%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of DENDREON CORP
ValueSharesWeighting
Q4 2014$39,000
-96.4%
540,600
-28.5%
0.00%
-94.1%
Q3 2014$1,089,000
-27.5%
756,100
+15.8%
0.02%
-26.1%
Q2 2014$1,502,000
-46.7%
652,900
-30.7%
0.02%
-51.1%
Q1 2014$2,818,000
+16.9%
942,400
+16.9%
0.05%
+30.6%
Q4 2013$2,411,000
+84.2%
806,500
+80.6%
0.04%
+44.0%
Q3 2013$1,309,000
-12.6%
446,600
+22.8%
0.02%
-32.4%
Q2 2013$1,498,000363,6000.04%
Other shareholders
DENDREON CORP shareholders Q4 2013
NameSharesValueWeighting ↓
BOLTON LP 3,739$1,102,0000.20%
Hudson Bay Capital Management LP 1,010,000$3,020,0000.12%
GROUP ONE TRADING, L.P. 806,500$2,411,0000.04%
SABBY MANAGEMENT, LLC 1,436$429,0000.03%
CSS LLC/IL 94,200$282,0000.01%
COMMERZBANK AKTIENGESELLSCHAFT /FI 39,500$110,0000.00%
Citadel Advisors 178,300$533,0000.00%
View complete list of DENDREON CORP shareholders