SIMPLEX TRADING, LLC - WILLIS GROUP HOLDINGS PLC ownership

WILLIS GROUP HOLDINGS PLC's ticker is and the CUSIP is G96666955. A total of 1 filers reported holding WILLIS GROUP HOLDINGS PLC in Q3 2015. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of WILLIS GROUP HOLDINGS PLC
ValueSharesWeighting
Q4 2015$2,0000.0%36
-61.3%
0.00%
Q2 2015$2,000
-87.5%
93
+43.1%
0.00%
-100.0%
Q1 2015$16,000650.00%
Other shareholders
WILLIS GROUP HOLDINGS PLC shareholders Q3 2015
NameSharesValueWeighting ↓
Citadel Advisors 3,100$145,0000.00%
SIMPLEX TRADING, LLC 93$2,0000.00%
View complete list of WILLIS GROUP HOLDINGS PLC shareholders