Cannell & Spears LLC - BLUEBIRD BIO INC ownership

BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 282 filers reported holding BLUEBIRD BIO INC in Q3 2020. The put-call ratio across all filers is 0.95 and the average weighting 0.1%.

Quarter-by-quarter ownership
Cannell & Spears LLC ownership history of BLUEBIRD BIO INC
ValueSharesWeighting
Q4 2020$202,000
-20.5%
4,673
-0.8%
0.02%
-29.2%
Q3 2020$254,000
-11.8%
4,7130.0%0.02%
-20.0%
Q2 2020$288,0004,7130.03%
Other shareholders
BLUEBIRD BIO INC shareholders Q3 2020
NameSharesValueWeighting ↓
Third Rock Ventures, LLC 3,313,974$78,939,00022.36%
HARBOURVEST PARTNERS LLC 59,264$1,243,0003.98%
RA Capital Management 467,418$9,806,0001.14%
HAMILTON LANE ADVISORS LLC 88,628$1,859,0001.08%
COWEN INC. 158,709$3,330,0000.56%
SPHERA FUNDS MANAGEMENT LTD. 92,435$1,939,0000.54%
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) 423,224$8,879,0000.46%
Camber Capital Management LP 206,900$4,341,0000.38%
Eventide Asset Management 25,700$539,0000.17%
SABBY MANAGEMENT, LLC 102,035$2,141,0000.14%
View complete list of BLUEBIRD BIO INC shareholders