Atika Capital 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
Atika Capital Management LLC ownership history of TESARO INC
ValueSharesWeighting
Q2 2017$2,965,000
-44.5%
21,200
-38.9%
1.04%
-60.3%
Q1 2017$5,338,000
+10.3%
34,700
-3.6%
2.61%
-9.3%
Q4 2016$4,841,000
-3.4%
36,000
-28.0%
2.88%
+40.8%
Q3 2016$5,012,000
+467.6%
50,000
+376.2%
2.05%
+441.5%
Q2 2016$883,00010,5000.38%
Other shareholders
TESARO INC shareholders Q3 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