SECTORAL ASSET MANAGEMENT INC - TESARO INC ownership

TESARO INC's ticker is TSRO and the CUSIP is 881569107. A total of 145 filers reported holding TESARO INC in Q1 2016. The put-call ratio across all filers is 1.36 and the average weighting 0.4%.

Quarter-by-quarter ownership
SECTORAL ASSET MANAGEMENT INC ownership history of TESARO INC
ValueSharesWeighting
Q1 2018$12,871,000
+324.4%
225,260
+515.5%
1.41%
+272.3%
Q4 2017$3,033,000
-84.3%
36,600
-75.6%
0.38%
-84.8%
Q3 2017$19,339,000
-36.3%
149,799
-78.3%
2.49%
+69.6%
Q1 2016$30,375,000
+43.3%
689,869
+70.3%
1.47%
+62.5%
Q4 2015$21,193,000405,0690.90%
Other shareholders
TESARO INC shareholders Q1 2016
NameSharesValueWeighting ↓
INTERWEST VENTURE MANAGEMENT CO 2,021,738$89,907,00037.98%
NEA Management Company, LLC 10,420,555$463,402,00021.71%
ORACLE INVESTMENT MANAGEMENT INC 763,535$33,954,0008.21%
Camber Capital Management LP 2,500,000$111,175,0004.28%
BB BIOTECH AG 2,426,802$107,920,0003.12%
NEXTHERA CAPITAL LP 433,500$19,278,0002.98%
Cormorant Asset Management, LP 550,000$24,459,0001.81%
Opus Point Partners Management, LLC 11,500$511,0001.11%
Rock Springs Capital Management LP 625,400$27,812,0001.07%
Eversept Partners, LP 52,523$2,335,6981.07%
View complete list of TESARO INC shareholders