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

Institutional Holders (2014Q4)
Portfolio Summary: 183 Institutional holders with a total value of $2,847,821,433.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 FMR LLC 4,720,878 433,000,000 15.20%
2 Capital Research Global Investors 3,889,315 361,356,000 12.69%
3 PRICE T ROWE ASSOCIATES INC /MD/ 1,516,944 139,134,000 4.89%
4 Capital World Investors 1,358,000 126,172,000 4.43%
5 Third Rock Ventures, LLC 1,215,054 111,445,000 3.91%
6 BlackRock Fund Advisors 948,851 87,029,000 3.06%
7 DEERFIELD MANAGEMENT COMPANY, L.P. 850,932 78,047,000 2.74%
8 VANGUARD GROUP INC 768,517 70,489,000 2.48%
9 OppenheimerFunds, Inc. 752,560 69,025,000 2.42%
10 JENNISON ASSOCIATES LLC 592,002 54,298,000 1.91%
11 MILLENNIUM MANAGEMENT LLC 546,245 50,102,000 1.76%
12 STATE STREET CORP 544,555 49,947,000 1.75%
13 BlackRock Institutional Trust Company, N.A. 539,101 49,446,000 1.74%
14 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 526,069 48,250,000 1.69%
15 RA CAPITAL MANAGEMENT, L.P. 506,122 46,422,000 1.63%
16 FRONTIER CAPITAL MANAGEMENT CO LLC 477,443 43,791,000 1.54%
17 LORD, ABBETT & CO. LLC 449,236 41,204,000 1.45%
18 FRANKLIN RESOURCES INC 428,832 39,332,000 1.38%
19 Tourbillon Capital Partners, L.P. 420,500 38,568,000 1.35%
20 EVENTIDE ASSET MANAGEMENT, LLC 390,000 35,771,000 1.26%
21 PFM Health Sciences, LP 375,245 34,417,000 1.21%
22 WELLS FARGO & COMPANY/MN 373,118 34,224,000 1.20%
23 GOLDMAN SACHS GROUP INC 368,452 33,795,000 1.19%
24 Duquesne Family Office LLC 355,400 32,597,000 1.14%
25 RS INVESTMENT MANAGEMENT CO LLC 338,829 31,077,000 1.09%
26 Artal Group S.A. 275,000 25,223,000 0.89%
27 AMERIPRISE FINANCIAL INC 249,763 22,908,000 0.80%
28 NORTHERN TRUST CORP 237,886 21,819,000 0.77%
29 PERCEPTIVE ADVISORS LLC 225,000 20,637,000 0.72%
30 EMERALD ADVISERS, LLC 219,046 20,091,000 0.71%
31 Invesco Ltd. 215,429 19,759,000 0.69%
32 CITADEL ADVISORS LLC 190,301 17,455,000 0.61%
33 KINGDON CAPITAL MANAGEMENT, L.L.C. 188,600 17,298,000 0.61%
34 FRED ALGER MANAGEMENT, LLC 183,914 16,869,000 0.59%
35 Independence Capital Asset Partners, LLC 180,045 16,514,000 0.58%
36 EMERALD MUTUAL FUND ADVISERS TRUST 174,070 15,966,000 0.56%
37 QVT Financial LP 162,800 14,932,000 0.52%
38 COLUMBUS CIRCLE INVESTORS 150,408 13,795,000 0.48%
39 BAKER BROS. ADVISORS LP 150,000 13,758,000 0.48%
40 Lamond Capital Partners LLC 147,380 13,518,000 0.47%
41 DEUTSCHE BANK AG\ 145,641 13,357,000 0.47%
42 JPMORGAN CHASE & CO 136,072 12,480,000 0.44%
43 SUSQUEHANNA INTERNATIONAL GROUP, LLP 134,200 12,309,000 0.43% Call
44 BNP Paribas Asset Management Holding S.A. 133,966 12,287,000 0.43%
45 RENAISSANCE TECHNOLOGIES LLC 130,900 12,006,000 0.42%
46 EverPoint Asset Management, LLC 130,000 11,924,000 0.42%
47 Bank of New York Mellon Corp 127,976 11,737,000 0.41%
48 Nuveen Asset Management, LLC 127,359 11,681,000 0.41%
49 TIAA CREF INVESTMENT MANAGEMENT LLC 119,495 10,960,000 0.38%
50 GEODE CAPITAL MANAGEMENT, LLC 118,669 10,884,000 0.38%
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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.