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bluebird bio, Inc.

BLUEDelisted Jun 2, 2025
Industry
Biological Products, (No Diagnostic Substances)
SEC CIK
0001293971

bluebird bio, Inc. was delisted on Jun 2, 2025; its insiders filed their last Form 4 on Jun 3, 2025; 85 institutions reported holding it in 13F filings for Q1 2025, worth $17.1M in total; no superinvestor held it.

Q3 2022 vs. Q2 2022

How the institutions holding bluebird bio, Inc. changed between Q2 2022 and Q3 2022.

All holders in Q3 2022All holders in Q2 2022

13F holders of BLUE: Q2 2022 compared with Q3 2022
MeasureQ2 2022Of which not filed for Q3 2022Q3 2022Change
Holders1562163+9
Shares55.0M25165.6M+10.6M (+19.2%)
Value$227.9M$1.02K$414.9M+$187.0M (+82.0%)

2 institutions that held it in Q2 2022 haven't filed for Q3 2022 yet. Not filing isn't selling, so the changes leave them out.

New holders (34)

Institutions that held bluebird bio, Inc. at the end of Q3 2022 but not at the end of Q2 2022.

Institutions new to BLUE in Q3 2022
InstitutionSharesValue% of portfolio
Frazier Life Sciences Management, L.P.1,440,757$9.12M0.70%
Woodline Partners LP1,138,558$7.21M0.11%
Granahan Investment Management Inc589,083$3.73M0.12%
Ikarian Capital, LLC462,628$2.93M1.46%
HealthCor Management, L.P.455,000$2.88M0.36%
Gsa Capital Partners LLP151,570$959.0K0.13%
Hudson Bay Capital Management LP140,000$886.0K0.01%
Panagora Asset Management Inc135,132$855.0K0.01%
Jennison Associates LLC121,721$770.0K0.00%
Bayesian Capital Management, LP119,600$757.0K0.15%
Summit X, LLC103,424$651.0K0.19%
Boothbay Fund Management, LLC81,783$518.0K0.02%
Pura Vida Investments, LLC79,604$504.0K0.08%
E Fund Management Co., Ltd.66,715$422.0K0.04%
Walleye Capital LLC63,296$401.0K0.01%
AQR Capital Management LLC56,046$349.0K0.00%
Verition Fund Management LLC36,737$233.0K0.00%
Quent Capital, LLC33,000$209.0K0.04%
Franklin Resources Inc24,389$154.0K0.00%
Allspring Global Investments Holdings, LLC24,090$152.0K0.00%
Fox Run Management, L.L.C.20,940$133.0K0.05%
Ameriprise Financial Inc19,988$126.0K0.00%
Mariner, LLC15,929$101.0K0.00%
Holderness Investments Co15,379$97.0K0.04%
Vontobel Holding Ltd.15,216$96.0K0.00%
Kingsview Wealth Management, LLC15,018$95.0K0.00%
qPULA Trading Management LP14,344$91.0K0.80%
Raymond James & Associates13,604$86.0K0.00%
Blueshift Asset Management, LLC11,091$70.0K0.01%
Wolverine Trading, LLC11,040$63.0K0.00%
China Universal Asset Management Co., Ltd.722$5.00K0.00%
Wipfli Financial Advisors LLC,554$4.00K0.00%
Signaturefd, LLC290$2.00K0.00%
Barrett & Company, Inc.200$1.38K0.00%

Sold out (25)

Institutions that held bluebird bio, Inc. at the end of Q2 2022 and filed for Q3 2022 without it.

Not filed for Q3 2022 yet (2)

Institutions that held bluebird bio, Inc. at the end of Q2 2022 and haven't filed a 13F for Q3 2022. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding BLUE in Q2 2022 that haven't filed for Q3 2022
InstitutionShares, Q2 2022Value, Q2 2022
Private Capital Group, LLC246$1.00K
Exane Derivatives5$21