BLUE - bluebird bio, Inc.

NasdaqGS - NasdaqGS Real-time price. Currency in USD
Insider roster
Insider transactions

Major holders

Currency in USD
Breakdown
1.04%% of shares held by all insiders
70.26%% of shares held by institutions
71.00%% of float held by institutions
269Number of institutions holding shares

Top institutional holders

HolderSharesDate reported% outValue
State Street Corporation17,765,54630 Mar 202316.70%64,488,934
Tang Capital Management, LLC9,882,82730 Mar 20239.29%35,874,663
Blackrock Inc.8,945,97730 Mar 20238.41%32,473,897
Vanguard Group, Inc. (The)5,422,27430 Mar 20235.10%19,682,855
Pfm Health Sciences, Lp4,585,78230 Mar 20234.31%16,646,389
Pictet Asset Management SA3,104,75130 Mar 20232.92%11,270,246
Dimensional Fund Advisors LP2,596,46930 Mar 20232.44%9,425,182
Baker Brothers Advisors, LLC2,499,71530 Mar 20232.35%9,073,965
Citadel Advisors Llc2,181,37030 Mar 20232.05%7,918,373
Deerfield Management Company, L.P. (Series C)2,175,00030 Mar 20232.04%7,895,250

Top mutual fund holders

HolderSharesDate reported% outValue
SPDR (R) Ser Tr-SPDR (R) S&P (R) Biotech ETF9,139,41427 Feb 20238.59%33,176,073
Vanguard Total Stock Market Index Fund2,663,63030 Dec 20222.50%9,668,977
iShares Russell 2000 ETF1,828,05027 Feb 20231.72%6,635,821
Direxion Shares ETF Tr-Direxion Daily S&P Biotech Bull 3x Sh1,647,27230 Mar 20231.55%5,979,597
Vanguard Extended Market Index Fund1,028,02030 Dec 20220.97%3,731,712
iShares Russell 2000 Value ETF848,35227 Feb 20230.80%3,079,517
iShares NASDAQ Biotechnology ETF795,93027 Feb 20230.75%2,889,225
TIAA-CREF Funds-Quant Small Cap Equity Fund765,68030 Jan 20230.72%2,779,418
Fidelity Small Cap Index Fund685,74130 Jan 20230.64%2,489,239
DFA U.S. Micro Cap Series592,18730 Jan 20230.56%2,149,638