CSS LLC/IL - TESARO INC ownership

TESARO INC's ticker is TSRO and the CUSIP is 881569107. A total of 226 filers reported holding TESARO INC in Q4 2018. The put-call ratio across all filers is 0.46 and the average weighting 0.9%.

Quarter-by-quarter ownership
CSS LLC/IL ownership history of TESARO INC
ValueSharesWeighting
Q4 2018$4,172,000
+267.6%
56,200
+93.1%
0.28%
+483.3%
Q3 2018$1,135,000
+523.6%
29,100
+609.8%
0.05%
+433.3%
Q2 2018$182,000
+6.4%
4,100
+36.7%
0.01%0.0%
Q1 2018$171,000
-93.3%
3,000
-90.2%
0.01%
-92.8%
Q4 2017$2,537,000
-26.1%
30,600
+15.0%
0.12%
-25.6%
Q3 2017$3,433,000
+19.7%
26,600
+29.8%
0.17%
+20.0%
Q2 2017$2,868,000
-42.8%
20,500
-37.1%
0.14%
-53.3%
Q1 2017$5,016,000
+43.5%
32,600
+25.4%
0.30%
+57.1%
Q4 2016$3,495,000
+1023.8%
26,000
+738.7%
0.19%
+1173.3%
Q3 2016$311,000
-47.1%
3,100
-69.0%
0.02%
-44.4%
Q2 2015$588,000
+2.4%
10,0000.0%0.03%
-6.9%
Q1 2015$574,00010,0000.03%
Other shareholders
TESARO INC shareholders Q4 2018
NameSharesValueWeighting ↓
NEA Management Company, LLC 10,275,113$1,029,977,00046.23%
ORACLE INVESTMENT MANAGEMENT INC 1,154,322$115,709,00017.83%
BLUE JAY CAPITAL MANAGEMENT, LLC 120,000$12,029,0006.57%
March Altus Capital Management LP 10,000$1,002,0006.27%
Avoro Capital Advisors LLC 277,703$27,837,0004.88%
Perceptive Advisors 682,415$68,405,0004.42%
Rock Springs Capital Management LP 626,500$62,800,0003.94%
Hatteras Investment Partners, LP 10,240$1,026,0003.52%
BB BIOTECH AG 974,582$97,692,0003.43%
SENZAR ASSET MANAGEMENT, LLC 84,300$8,450,232,0002.18%
View complete list of TESARO INC shareholders