SIMPLEX TRADING, LLC - WEBMD HEALTH CORP ownership

WEBMD HEALTH CORP's ticker is and the CUSIP is 94770V902. A total of 4 filers reported holding WEBMD HEALTH CORP in Q4 2016. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of WEBMD HEALTH CORP
ValueSharesWeighting
Q3 2017$0
-100.0%
349
-37.7%
0.00%
-100.0%
Q2 2017$179,000
+75.5%
560
+164.2%
0.01%
+100.0%
Q1 2017$102,000212
+473.0%
0.00%
Q4 2016$0
-100.0%
37
+311.1%
0.00%
Q3 2016$1,000
-83.3%
9
-89.3%
0.00%
Q2 2016$6,000
-95.7%
84
-46.5%
0.00%
-100.0%
Q1 2016$140,000
+483.3%
157
+166.1%
0.01%
+450.0%
Q4 2015$24,00059
+5800.0%
0.00%
Q3 2015$0
-100.0%
1
-87.5%
0.00%
Q1 2015$1,000
-75.0%
8
-78.4%
0.00%
Q4 2014$4,000370.00%
Other shareholders
WEBMD HEALTH CORP shareholders Q4 2016
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 69,000$2,885,0000.04%
PEAK6 Group LLC 74,400$3,111,0000.02%
Timber Hill LLC 16,800$702,0000.00%
Citadel Advisors 9,200$385,0000.00%
View complete list of WEBMD HEALTH CORP shareholders