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Notable Holders of BLUEBIRD BIO (BLUE)

  |   Expand Research on BLUE   |   * Does Not Fully Represent All Holders
Fund Title Shares % Owned Source
STATE STREET CORP COM 13,865,719 56.57% 13F
VANGUARD GROUP INC COM 5,571,244 22.73% 13F
GRANAHAN INVESTMENT MANAGEMENT INC/MA COM 4,856,322 19.81% 13F
PICTET ASSET MANAGEMENT SA COM 4,666,813 19.04% 13F
Partner Fund Management, L.P. COM 4,585,782 18.71% 13F
AMERIPRISE FINANCIAL INC COM 2,755,700 11.24% 13F
BAKER BROS ADVISORS LLC COM 2,499,715 10.20% 13F
GEODE CAPITAL MANAGEMENT LLC COM 2,219,758 9.06% 13F
CREDIT SUISSE AG/ COM 1,851,808 7.55% 13F
JACOBS LEVY EQUITY MANAGEMENT INC COM 1,841,584 7.51% 13F
Rafferty Asset Management, LLC COM 1,837,462 7.50% 13F
BlackRock Fund Advisors COM 1,813,191 7.40% 13F
Frazier Life Sciences Management, L.P. COM 1,709,907 6.98% 13F
DIMENSIONAL FUND ADVISORS LP COM 1,384,820 5.65% 13F
Goldman Sachs Asset Management, L.P. CMN 1,276,586 5.21% 13F
BlackRock Institutional Trust Company, N.A. COM 1,005,508 4.10% 13F
NORTHERN TRUST CORP COM 1,000,238 4.08% 13F
OPPENHEIMER FUNDS INC COM 892,749 3.64% 13F
VOLORIDGE INVESTMENT MANAGEMENT, LLC COM 861,734 3.52% 13F
GROUP ONE TRADING, L.P. COM 795,953 3.25% 13F
Woodline Partners LP COM 782,892 3.19% 13F
DEUTSCHE BANK AG\ COM 692,881 2.83% 13F
UBS Group AG COM 685,343 2.80% 13F
BARCLAYS PLC COM 624,761 2.55% 13F
Squarepoint Ops LLC COM 608,069 2.48% 13F
JANE STREET GROUP, LLC COM 607,082 2.48% 13F
RS INVESTMENT MANAGEMENT CO LLC COM 575,093 2.35% 13F
RENAISSANCE TECHNOLOGIES LLC COM 550,200 2.24% 13F
Mirae Asset Global Investments Co., Ltd. COM 540,471 2.20% 13F
CITIGROUP INC COM 533,299 2.18% 13F
Lion Point Capital, LP COM 531,256 2.17% 13F
Endurant Capital Management LP COM 525,059 2.14% 13F
Susquehanna International Group, LLP COM 513,134 2.09% 13F
Ikarian Capital, LLC COM 412,628 1.68% 13F
LEGAL & GENERAL GROUP PLC COM 410,557 1.67% 13F
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND COM 353,000 1.44% 13F
PANAGORA ASSET MANAGEMENT INC COM 352,603 1.44% 13F
CAPITAL GUARDIAN TRUST CO COMMON STOCK 351,061 1.43% 13F
BNP PARIBAS ARBITRAGE, SA Equity 330,297 1.35% 13F
Hudson Bay Capital Management, L.P. COM 327,500 1.34% 13F
Nuveen Asset Management, LLC COM 307,755 1.26% 13F
PROFUND ADVISORS LLC COM 294,681 1.20% 13F
SCHWAB CHARLES INVESTMENT MANAGEMENT INC COM 292,054 1.19% 13F
ExodusPoint Capital Management, LP COM 271,627 1.11% 13F
Birchview Capital, LP COM 249,200 1.02% 13F
PARAMETRIC PORTFOLIO ASSOCIATES Common Stock 240,624 0.98% 13F
SIMPLEX TRADING, LLC COM 239,291 0.98% 13F
Swiss National Bank COM 231,600 0.94% 13F
Summit X, LLC COM 222,445 0.91% 13F
Jump Financial, LLC Common Stock 222,260 0.91% 13F
TEACHERS ADVISORS INC CS 203,705 0.83% 13F
TIAA CREF INVESTMENT MANAGEMENT LLC CS 186,226 0.76% 13F
TUDOR INVESTMENT CORP ET AL Equity 176,718 0.72% 13F
ALLIANCEBERNSTEIN L.P. COM 168,990 0.69% 13F
TWO SIGMA INVESTMENTS LLC COM 168,593 0.69% 13F
RHUMBLINE ADVISERS COM 165,830 0.68% 13F
Citadel COM 162,125 0.66% 13F
BlackRock Investment Management, LLC COM 157,838 0.64% 13F
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO COM 157,338 0.64% 13F
Fidelity Investments COM 154,139 0.63% 13F
MENORA MIVTACHIM HOLDINGS LTD. COM 141,700 0.58% 13F
Ark Investment Management LLC Common Stock 134,531 0.55% 13F
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM COMMON STOCK 129,165 0.53% 13F
HRT FINANCIAL LLC COM 113,093 0.46% 13F
GTS SECURITIES LLC (CALL) COM 112,000 0.46% 13F
Ghisallo Capital Management LLC COM 100,000 0.41% 13F
Russell Investments Group, Ltd. Common Stock 99,158 0.40% 13F
NEW YORK STATE COMMON RETIREMENT FUND Common Stock 97,592 0.40% 13F
LOS ANGELES CAPITAL MANAGEMENT & EQUITY RESEARCH INC COM 97,148 0.40% 13F
Virtus ETF Advisers LLC COM 89,022 0.36% 13F
E Fund Management Co., Ltd. Common Stock 88,590 0.36% 13F
AQR CAPITAL MANAGEMENT LLC COM 79,755 0.33% 13F
PICTET ASSET MANAGEMENT LTD COM 76,393 0.31% 13F
Invesco Ltd. COM 75,545 0.31% 13F
Mitsubishi UFJ Asset Management Co., Ltd. COM 73,245 0.30% 13F
BOOTHBAY FUND MANAGEMENT, LLC COM 72,427 0.30% 13F
Point72 Middle East FZE COM 63,352 0.26% 13F
Apex Capital Management COM 58,348 0.24% 13F
Hennion & Walsh Asset Management, Inc. COM 58,274 0.24% 13F
USCA RIA LLC COM 57,176 0.23% 13F
CAPTRUST FINANCIAL ADVISORS Stock 56,469 0.23% 13F
MetLife Investment Advisors, LLC COM 54,527 0.22% 13F
AMERICAN INTERNATIONAL GROUP INC COM 53,194 0.22% 13F
CAXTON ASSOCIATES LP COM 52,925 0.22% 13F
WELLS FARGO & CO/MN COM 50,085 0.20% 13F
Caption Management, LLC (CALL) COM 50,000 0.20% 13F
BLACKROCK ADVISORS LLC COM 46,394 0.19% 13F
ING INVESTMENT MANAGEMENT LLC COM 43,547 0.18% 13F
MANUFACTURERES LIFE INSURANCE CO COM 43,031 0.18% 13F
COLONY GROUP LLC Common 39,319 0.16% 13F
J.P. Turner & Co Capital Mnagement, LLC COM 38,905 0.16% 13F
SPOT TRADING L.L.C. (PUT) COM 38,700 0.16% 13F
HORIZON KINETICS ASSET MANAGEMENT LLC COM 38,000 0.16% 13F
Allspring Global Investments Holdings, LLC COM 37,905 0.15% 13F
Mariner Wealth Advisors, LLC COM 35,652 0.15% 13F
Dynamic Technology Lab Pte Ltd COM 34,654 0.14% 13F
Aperio Group, LLC COM 33,871 0.14% 13F
PRINCIPAL FINANCIAL GROUP INC COM 33,301 0.14% 13F
Quent Capital, LLC Stock 33,000 0.13% 13F
D. E. Shaw & Co., INC. COM 32,960 0.13% 13F
Leucadia National COM 31,453 0.13% 13F
WOLVERINE TRADING, LLC (CALL) COM 31,100 0.13% 13F
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM COM 30,376 0.12% 13F
Arizona State Retirement System COM 29,877 0.12% 13F
HPM Partners LLC Stock 29,623 0.12% 13F
BlackRock Group LTD COM 29,115 0.12% 13F
Bellevue Asset Management AG COM 29,000 0.12% 13F
TEACHER RETIREMENT SYSTEM OF TEXAS COM 28,847 0.12% 13F
Marshall Wace North America, L.P. COMMON STOCK 28,301 0.12% 13F
MARTINGALE ASSET MANAGEMENT L P COM 27,967 0.11% 13F
Raymond James Financial Services Advisors, Inc. COM 27,309 0.11% 13F
Cupps Capital Management, LLC COM 26,915 0.11% 13F
Quinn Opportunity Partners LLC COM 26,624 0.11% 13F
PRICE T ROWE ASSOCIATES INC /MD/ COMM STK 25,601 0.10% 13F
BRIGHTON JONES LLC COM 24,710 0.10% 13F
Sargent Investment Group, LLC COM 24,324 0.10% 13F
GLG LLC COM 24,000 0.10% 13F
Tower Research Capital LLC COM 23,160 0.09% 13F
UBS GLOBAL ASSET MANAGEMENT AMERICAS INC EQUITY US CM 21,905 0.09% 13F
ProShare Advisors LLC COM 20,804 0.08% 13F
Emerald Acquisition Ltd. Common Stocks 20,324 0.08% 13F
Advisors Asset Management, Inc. COM 20,176 0.08% 13F
HOLDERNESS INVESTMENTS CO COM 20,049 0.08% 13F
FRANKLIN RESOURCES INC COM 19,946 0.08% 13F
Marshall Wace LLP COMMON STOCK 19,700 0.08% 13F
Numeric Investors LLC COM 19,400 0.08% 13F
FIERA SCEPTRE INC. COM 18,827 0.08% 13F
Daiwa Securities Group Inc. COM 17,274 0.07% 13F
MADISON SQUARE INVESTORS LLC. COM 17,055 0.07% 13F
Zurcher Kantonalbank (Zurich Cantonalbank) COM 16,685 0.07% 13F
Century Capital Management, LLC COM 16,145 0.07% 13F
GABELLI FUNDS LLC EQUITY 16,000 0.07% 13F
Diversified Trust Co COM 15,208 0.06% 13F
FIDUCIARY TRUST CO COM 15,102 0.06% 13F
COWEN GROUP, INC. COM 15,000 0.06% 13F
RAYMOND JAMES & ASSOCIATES COM 14,117 0.06% 13F
FT Options LLC (PUT) COM 13,000 0.05% 13F
CHANNEL WEALTH LLC COM 12,500 0.05% 13F
BRINKER CAPITAL INC COM 11,605 0.05% 13F
PRUDENTIAL FINANCIAL INC COM 11,500 0.05% 13F
Financial Advocates Investment Management COM 11,450 0.05% 13F
GLG Partners LP COM 11,248 0.05% 13F
VICTORY CAPITAL MANAGEMENT INC COM 10,932 0.04% 13F
ETRADE Capital Management LLC COM 10,160 0.04% 13F
TrinityPoint Wealth, LLC COM 10,000 0.04% 13F
FCG ADVISORS, LLC COM 10,000 0.04% 13F
AMALGAMATED BANK COM 9,911 0.04% 13F
MANAGED ACCOUNT ADVISORS LLC COM 8,938 0.04% 13F
PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO COM 8,715 0.04% 13F
Amalgamated Financial Corp. COM 8,132 0.03% 13F
Geduld E E COM 7,300 0.03% 13F
Xact Kapitalforvaltning AB COM 6,930 0.03% 13F
LAZARD ASSET MANAGEMENT LLC Common Stock 6,929 0.03% 13F
Summit Investment Advisors, Inc. COM 6,644 0.03% 13F
PIONEER INVESTMENT MANAGEMENT INC COM 6,300 0.03% 13F
Headlands Technologies LLC COM 6,264 0.03% 13F
LADENBURG THALMANN FINANCIAL SERVICES INC COM 6,030 0.02% 13F
XTX MARKETS LLC COM 5,728 0.02% 13F
Spot Trading L.L.C (PUT) COM 4,900 0.02% 13F
Itau Unibanco Holding S.A. COM 4,868 0.02% 13F
FEDERATED INVESTORS INC /PA/ COM 4,826 0.02% 13F
INTEGRAL DERIVATIVES, LLC (CALL) COM 4,800 0.02% 13F
RUSSELL FRANK CO/ Common Stocks 4,774 0.02% 13F
GREAT WEST LIFE ASSURANCE CO /CAN/ COM 3,860 0.02% 13F
HARBOR CAPITAL ADVISORS, INC. COM 3,787 0.02% 13F
METROPOLITAN LIFE INSURANCE CO/NY COM 3,460 0.01% 13F
US BANCORP \DE\ COM 3,259 0.01% 13F
Ada Investment Management, LP COM 3,247 0.01% 13F
GENEVA INVESTMENT MANAGEMENT OF CHICAGO LLC COM 3,205 0.01% 13F
Schonfeld Group Holdings LLC COM 3,134 0.01% 13F
Winslow, Evans & Crocker, Inc. COM 3,055 0.01% 13F
Advisor Group, Inc. COM 2,871 0.01% 13F
Kazazian Asset Management, LLC COM 2,808 0.01% 13F