SABBY MANAGEMENT, LLC - ZIOPHARM ONCOLOGY INC ownership

ZIOPHARM ONCOLOGY INC's ticker is and the CUSIP is 98973P951. A total of 2 filers reported holding ZIOPHARM ONCOLOGY INC in Q2 2014. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
SABBY MANAGEMENT, LLC ownership history of ZIOPHARM ONCOLOGY INC
ValueSharesWeighting
Q1 2014$667,000
-40.1%
1,457
-43.2%
0.04%
-47.9%
Q4 2013$1,114,000
+56.5%
2,567
+42.4%
0.07%
+54.3%
Q3 2013$712,0001,8030.05%
Other shareholders
ZIOPHARM ONCOLOGY INC shareholders Q2 2014
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 279,300$1,126,0000.02%
Citadel Advisors 27,400$110,0000.00%
View complete list of ZIOPHARM ONCOLOGY INC shareholders