SABBY MANAGEMENT, LLC - HEARTWARE INTL INC ownership

HEARTWARE INTL INC's ticker is and the CUSIP is 422368950. A total of 3 filers reported holding HEARTWARE INTL INC in Q1 2016. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
SABBY MANAGEMENT, LLC ownership history of HEARTWARE INTL INC
ValueSharesWeighting
Q2 2016$514,000
-48.8%
89
-55.3%
0.03%
-50.9%
Q4 2015$1,003,000
-3.7%
1990.0%0.06%
+27.9%
Q3 2015$1,041,000
-10.8%
199
+49.6%
0.04%
-12.2%
Q1 2015$1,167,000
+19.4%
1330.0%0.05%
+58.1%
Q4 2014$977,0001330.03%
Other shareholders
HEARTWARE INTL INC shareholders Q1 2016
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 16,000$503,0000.01%
SIMPLEX TRADING, LLC 179$69,0000.01%
Citadel Advisors 8,900$280,0000.00%
View complete list of HEARTWARE INTL INC shareholders