SABBY MANAGEMENT, LLC - TESARO INC ownership

TESARO INC's ticker is TSRO and the CUSIP is 881569107. A total of 229 filers reported holding TESARO INC in Q3 2016. The put-call ratio across all filers is 0.90 and the average weighting 0.5%.

Quarter-by-quarter ownership
SABBY MANAGEMENT, LLC ownership history of TESARO INC
ValueSharesWeighting
Q4 2017$804,000
+77.9%
9,700
+177.1%
0.07%
+143.3%
Q3 2017$452,000
-93.7%
3,500
-93.2%
0.03%
-93.6%
Q2 2017$7,192,000
+160.9%
51,426
+87.0%
0.47%
+357.3%
Q3 2016$2,757,000
+243.8%
27,500
+37.5%
0.10%
+212.1%
Q3 2015$802,000
-72.4%
20,000
-79.7%
0.03%
-79.8%
Q1 2014$2,904,00098,5000.16%
Other shareholders
TESARO INC shareholders Q3 2016
NameSharesValueWeighting ↓
INTERWEST VENTURE MANAGEMENT CO 2,021,738$115,522,00048.67%
NEA Management Company, LLC 10,420,555$595,431,00026.49%
ORACLE INVESTMENT MANAGEMENT INC 844,718$48,267,00011.70%
Camber Capital Management LP 1,725,000$98,567,0004.84%
BB BIOTECH AG 1,629,743$93,124,0002.57%
Iguana Healthcare Management, LLC 45,000$2,571,0001.69%
Cormorant Asset Management, LP 350,000$19,999,0001.49%
SECTORAL ASSET MANAGEMENT INC 225,260$12,871,0001.41%
Rock Springs Capital Management LP 573,000$32,741,0001.40%
Eversept Partners, LP 51,523$2,944,0241.37%
View complete list of TESARO INC shareholders