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BLUEBIRD BIO INCORPORATED
BLUEBIRD BIO INCORPORATED. Institutional holdings reported to the SEC.

Institutional Holders (2016Q1)
Portfolio Summary: 212 Institutional holders with a total value of $1,762,029,106.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 FMR LLC 5,539,145 235,413,000 13.36%
2 BAILLIE GIFFORD & CO 4,977,637 211,549,000 12.01%
3 Capital Research Global Investors 4,519,722 192,088,000 10.90%
4 VANGUARD GROUP INC 2,347,475 99,767,000 5.66%
5 PRICE T ROWE ASSOCIATES INC /MD/ 2,160,663 91,828,000 5.21%
6 Capital World Investors 1,340,000 56,950,000 3.23%
7 OppenheimerFunds, Inc. 1,311,084 55,721,000 3.16%
8 WELLINGTON MANAGEMENT GROUP LLP 1,202,247 51,095,000 2.90%
9 STATE STREET CORP 1,201,936 51,088,000 2.90%
10 FRANKLIN RESOURCES INC 965,561 41,036,000 2.33%
11 ORBIMED ADVISORS LLC 945,500 40,184,000 2.28%
12 JENNISON ASSOCIATES LLC 876,870 37,267,000 2.12%
13 BlackRock Institutional Trust Company, N.A. 870,780 37,008,000 2.10%
14 BlackRock Fund Advisors 770,134 32,731,000 1.86%
15 EVENTIDE ASSET MANAGEMENT, LLC 539,500 22,929,000 1.30%
16 RS INVESTMENT MANAGEMENT CO LLC 527,754 22,430,000 1.27%
17 ArrowMark Colorado Holdings LLC 500,253 21,261,000 1.21%
18 Artal Group S.A. 500,000 21,250,000 1.21%
19 WELLS FARGO & COMPANY/MN 450,284 19,137,000 1.09%
20 SUSQUEHANNA INTERNATIONAL GROUP, LLP 428,200 18,199,000 1.03% Put
21 GOLDMAN SACHS GROUP INC 406,360 17,270,000 0.98%
22 GREAT POINT PARTNERS LLC 393,135 16,708,000 0.95%
23 DEUTSCHE BANK AG\ 369,195 15,688,000 0.89%
24 BAKER BROS. ADVISORS LP 352,943 15,000,000 0.85%
25 COLUMBUS CIRCLE INVESTORS 340,918 14,489,000 0.82%
26 TIAA CREF INVESTMENT MANAGEMENT LLC 339,424 14,426,000 0.82%
27 SUSQUEHANNA INTERNATIONAL GROUP, LLP 281,954 11,983,000 0.68%
28 EMERALD ADVISERS, LLC 260,879 11,087,000 0.63%
29 NORGES BANK 241,230 10,252,000 0.58%
30 Invesco Ltd. 232,721 9,891,000 0.56%
31 GEODE CAPITAL MANAGEMENT, LLC 232,398 9,876,000 0.56%
32 RTW INVESTMENTS, LP 226,371 9,621,000 0.55%
33 BALYASNY ASSET MANAGEMENT L.P. 215,660 9,166,000 0.52%
34 EMERALD MUTUAL FUND ADVISERS TRUST 212,085 9,014,000 0.51%
35 NEW YORK STATE COMMON RETIREMENT FUND 196,615 8,356,000 0.47%
36 MILLENNIUM MANAGEMENT LLC 174,009 7,395,000 0.42%
37 Mitsubishi UFJ Trust & Banking Corp 163,860 6,964,000 0.40%
38 BANK OF AMERICA CORP /DE/ 157,770 6,705,000 0.38%
39 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 157,666 6,701,000 0.38%
40 Bank of New York Mellon Corp 154,155 6,552,000 0.37%
41 AXA S.A. 148,851 6,326,000 0.36%
42 NORTHERN TRUST CORP 148,352 6,305,000 0.36%
43 SUSQUEHANNA INTERNATIONAL GROUP, LLP 136,000 5,780,000 0.33% Call
44 CASDIN CAPITAL, LLC 120,000 5,100,000 0.29%
45 GILDER GAGNON HOWE & CO LLC 110,947 4,715,000 0.27%
46 AMERIPRISE FINANCIAL INC 110,489 4,695,000 0.27%
47 CREDIT SUISSE AG/ 106,043 4,507,000 0.26%
48 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 101,521 4,315,000 0.24%
49 Artisan Partners Limited Partnership 94,891 4,033,000 0.23%
50 TIVERTON ASSET MANAGEMENT LLC 93,115 3,957,000 0.22%
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From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.