Citadel Advisors - VOLCANO CORP ownership

VOLCANO CORP's ticker is and the CUSIP is 928645900. A total of 3 filers reported holding VOLCANO CORP in Q4 2014. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
Citadel Advisors ownership history of VOLCANO CORP
ValueSharesWeighting
Q4 2014$45,000
+40.6%
2,500
-16.7%
0.00%
Q3 2014$32,000
+220.0%
3,000
+500.0%
0.00%
Q1 2014$10,000
-93.6%
500
-93.1%
0.00%
Q4 2013$157,000
+112.2%
7,200
+132.3%
0.00%
Q3 2013$74,000
+37.0%
3,100
+3.3%
0.00%
Q2 2013$54,0003,0000.00%
Other shareholders
VOLCANO CORP shareholders Q4 2014
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 4,900$89,0000.00%
Citadel Advisors 3,000$54,0000.00%
View complete list of VOLCANO CORP shareholders