Polar Capital LLP - BLUEBIRD BIO INC ownership

BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 207 filers reported holding BLUEBIRD BIO INC in Q3 2016. The put-call ratio across all filers is 1.20 and the average weighting 0.1%.

Quarter-by-quarter ownership
Polar Capital LLP ownership history of BLUEBIRD BIO INC
ValueSharesWeighting
Q4 2017$3,117,000
+71.5%
17,500
-12.5%
0.03%
+18.5%
Q1 2017$1,818,000
-82.4%
20,000
-86.9%
0.03%
-84.9%
Q3 2016$10,349,000152,6780.18%
Other shareholders
BLUEBIRD BIO INC shareholders Q3 2016
NameSharesValueWeighting ↓
TANG CAPITAL MANAGEMENT LLC 6,335,528$40,104,0004.92%
qPULA Trading Management LP 14,344$91,0000.80%
Frazier Life Sciences Management, L.P. 1,440,757$9,120,0000.70%
Ikarian Capital, LLC 462,628$2,928,0000.58%
Birchview Capital, LP 98,000$620,0000.44%
HealthCor Management, L.P. 455,000$2,880,0000.36%
Financial Advocates Investment Management 45,071$3,538,0000.29%
PDT Partners, LLC 262,767$1,663,0000.25%
Monaco Asset Management SAM 80,000$506,0000.19%
Summit X, LLC 103,424$651,0000.19%
View complete list of BLUEBIRD BIO INC shareholders