SECTOR GAMMA AS - BLUEBIRD BIO INC ownership

BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 166 filers reported holding BLUEBIRD BIO INC in Q3 2023. The put-call ratio across all filers is 0.94 and the average weighting 0.0%.

Quarter-by-quarter ownership
SECTOR GAMMA AS ownership history of BLUEBIRD BIO INC
ValueSharesWeighting
Q1 2020$2,229,000
-59.3%
48,490
-22.3%
0.48%
-45.8%
Q4 2019$5,476,000
+105.2%
62,400
+267.1%
0.88%
+98.0%
Q2 2018$2,668,00017,0000.44%
Other shareholders
BLUEBIRD BIO INC shareholders Q3 2023
NameSharesValueWeighting ↓
TANG CAPITAL MANAGEMENT LLC 5,910,687$24,470,0003.71%
Monaco Asset Management SAM 306,142$1,267,0000.55%
Parametrica Management Ltd 90,105$374,0000.41%
Kamunting Street Capital Management, L.P. 55,200$229,0000.31%
Birchview Capital, LP 98,000$406,0000.30%
Kamunting Street Capital Management, L.P. 35,000$145,0000.20%
PDT Partners, LLC 519,477$2,151,0000.19%
Graham Capital Management, L.P. 781,912$3,237,0000.13%
CAXTON ASSOCIATES LP 220,154$911,0000.09%
Baker Brothers Advisors 2,499,715$10,349,0000.06%
View complete list of BLUEBIRD BIO INC shareholders