CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM - TESARO INC ownership

TESARO INC's ticker is TSRO and the CUSIP is 881569107. A total of 142 filers reported holding TESARO INC in Q4 2015. The put-call ratio across all filers is 1.82 and the average weighting 0.4%.

Quarter-by-quarter ownership
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM ownership history of TESARO INC
ValueSharesWeighting
Q4 2018$4,508,000
+94.7%
60,716
+2.3%
0.01%
+150.0%
Q3 2018$2,315,000
-12.3%
59,346
-0.0%
0.00%
-20.0%
Q2 2018$2,640,000
-21.2%
59,368
+1.3%
0.01%
-28.6%
Q1 2018$3,350,000
-33.3%
58,625
-3.3%
0.01%
-30.0%
Q4 2017$5,023,000
-37.0%
60,609
-1.8%
0.01%
-44.4%
Q3 2017$7,972,000
-16.3%
61,747
-9.3%
0.02%
-10.0%
Q2 2017$9,523,000
+9.8%
68,090
+20.8%
0.02%
+11.1%
Q1 2017$8,676,000
+9.4%
56,384
-4.4%
0.02%
+12.5%
Q4 2016$7,932,000
+39.4%
58,984
+3.9%
0.02%
+33.3%
Q3 2016$5,692,000
+31.3%
56,784
+10.1%
0.01%
+33.3%
Q2 2016$4,336,000
+99.1%
51,584
+4.3%
0.01%
+80.0%
Q1 2016$2,178,000
-3.5%
49,463
+14.6%
0.01%
-16.7%
Q4 2015$2,258,000
+32.8%
43,152
+1.8%
0.01%
+50.0%
Q3 2015$1,700,000
-32.0%
42,400
-0.2%
0.00%
-33.3%
Q2 2015$2,499,000
+11.2%
42,500
+8.5%
0.01%
+20.0%
Q1 2015$2,248,000
+69.0%
39,168
+9.5%
0.01%
+66.7%
Q4 2014$1,330,000
+38.7%
35,768
+0.4%
0.00%
+50.0%
Q3 2014$959,000
-12.5%
35,616
+1.1%
0.00%
-33.3%
Q2 2014$1,096,000
+39.1%
35,214
+31.8%
0.00%
+50.0%
Q1 2014$788,000
+15.2%
26,714
+10.3%
0.00%0.0%
Q4 2013$684,000
-26.1%
24,214
+1.3%
0.00%
-33.3%
Q3 2013$926,000
-32.5%
23,914
-43.0%
0.00%
-25.0%
Q2 2013$1,372,000
+556.5%
41,918
+340.3%
0.00%
+300.0%
Q1 2013$209,0009,5200.00%
Other shareholders
TESARO INC shareholders Q4 2015
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