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BLUEBIRD BIO INC COM
BLUEBIRD BIO INC COM. Institutional holdings reported to the SEC.

Institutional Holders (2015Q2)
Portfolio Summary: 261 Institutional holders with a total value of $6,036,676,076.
#
Manager Name
Shares
Value ($)
%
Options
Notes
151 Nationwide Fund Advisors 24,690 4,157,000 0.07%
152 STATE OF WISCONSIN INVESTMENT BOARD 25,200 4,243,000 0.07%
153 PRINCIPAL FINANCIAL GROUP INC 25,881 4,358,000 0.07%
154 Allianz Asset Management GmbH 26,130 4,400,000 0.07%
155 ProShare Advisors LLC 26,231 4,417,000 0.07%
156 Asset Management One Co., Ltd. 27,977 4,455,000 0.07%
157 D. E. Shaw & Co., Inc. 26,665 4,490,000 0.07%
158 Quantitative Investment Management, LLC 26,700 4,495,000 0.07%
159 PARADIGM ASSET MANAGEMENT CO LLC 26,700 4,495,479 0.07%
160 Numeric Investors LLC 27,200 4,580,000 0.08%
161 D. E. Shaw & Co., Inc. 27,700 4,664,000 0.08% Put
162 TOCQUEVILLE ASSET MANAGEMENT L.P. 31,140 5,243,000 0.09%
163 RHUMBLINE ADVISERS 31,882 5,368,000 0.09%
164 AlpInvest Partners B.V. 32,284 5,436,000 0.09%
165 PEAK6 Group LLC 33,200 5,590,000 0.09% Put
166 STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM 33,385 5,621,000 0.09%
167 GSA CAPITAL PARTNERS LLP 33,880 5,704,000 0.09%
168 CITIGROUP INC 33,900 5,708,000 0.09% Put
169 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 35,000 5,893,000 0.10%
170 Spark Investment Management LLC 36,000 6,059,000 0.10%
171 Swiss National Bank 37,007 6,231,000 0.10%
172 CAPITAL FUND MANAGEMENT S.A. 37,063 6,240,000 0.10%
173 EMERALD MUTUAL FUND ADVISERS TRUST 37,784 6,362,000 0.11%
174 TAYLOR WEALTH MANAGEMENT PARTNERS 38,829 6,538,000 0.11%
175 PEAK6 Group LLC 38,900 6,550,000 0.11% Call
176 Tekla Capital Management LLC 40,895 6,885,000 0.11%
177 TD ASSET MANAGEMENT INC 42,200 7,105,000 0.12%
178 Rock Springs Capital Management LP 45,000 7,577,000 0.13%
179 FIDUCIARY TRUST CO 45,000 7,577,000 0.13%
180 DIMENSIONAL FUND ADVISORS LP 45,144 7,597,000 0.13%
181 Paloma Partners Management Co 45,156 7,602,000 0.13%
182 RENAISSANCE TECHNOLOGIES LLC 45,600 7,678,000 0.13%
183 ADAGE CAPITAL PARTNERS GP, L.L.C. 45,700 7,695,000 0.13%
184 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 46,259 7,789,000 0.13%
185 DRIEHAUS CAPITAL MANAGEMENT LLC 47,709 8,033,000 0.13%
186 BLACKROCK ADVISORS LLC 52,150 8,780,000 0.15%
187 HAMILTON LANE ADVISORS LLC 53,808 9,060,000 0.15%
188 AQR CAPITAL MANAGEMENT LLC 54,186 9,124,000 0.15%
189 Nicholas Investment Partners, LP 54,755 9,219,000 0.15%
190 Candriam S.C.A. 55,000 9,260,000 0.15%
191 HIGHBRIDGE CAPITAL MANAGEMENT LLC 58,076 9,778,000 0.16%
192 Hood River Capital Management LLC 58,867 9,911,000 0.16%
193 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 59,958 10,095,000 0.17%
194 EMERALD ADVISERS, LLC 60,967 10,265,000 0.17%
195 A.R.T. Advisors, LLC 63,118 10,627,000 0.18%
196 WILLIAMS JONES & ASSOCIATES LLC 63,152 10,633,000 0.18%
197 Artisan Partners Limited Partnership 64,639 10,883,000 0.18%
198 TWO SIGMA ADVISERS, LP 66,800 11,247,000 0.19%
199 BNP Paribas Asset Management Holding S.A. 70,013 11,788,000 0.20%
200 GUGGENHEIM CAPITAL LLC 78,710 13,252,000 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.