bluebird bio Ownership 2024 | Who Owns bluebird bio Now?


OverviewForecastRevenueFinancialsChartTranscripts

Institutional Ownership

71.82%

Insider Ownership

0.54%

Retail Ownership

27.64%

Institutional Holders

153.00

bluebird bio Institutional Shareholders


Institutional Shareholders by % of Total Shares

Name% Total Shares% Total AssetsCurrent SharesChange AmountChange %Market ValueDate
BLACKROCK INC.14.15%0.00%15,442,212263,6501.74%15,198,225Jun 30, 2024
VANGUARD GROUP INC9.44%0.00%10,301,300-197,160-1.88%10,138,540Jun 30, 2024
AMERIPRISE FINANCIAL INC5.86%0.00%6,391,637-561-0.01%6,290,649Jun 30, 2024
MILLENNIUM MANAGEMENT LLC4.72%0.00%5,146,653-1,092,888-17.52%5,065,336Jun 30, 2024
PALO ALTO INVESTORS LP4.25%0.53%4,633,35173,1801.60%4,560,144Jun 30, 2024
GEODE CAPITAL MANAGEMENT, LLC4.14%0.00%4,516,271198,0044.59%4,445,764Jun 30, 2024
STATE STREET CORP3.48%0.00%3,798,541370,40610.80%3,738,524,000Jun 30, 2024
FMR LLC2.10%0.00%2,295,062-85,548-3.59%2,258,800Jun 30, 2024
NORTHERN TRUST CORP1.48%0.00%1,615,321-5,909-0.36%1,589,799,000Jun 30, 2024
AQR CAPITAL MANAGEMENT LLC1.22%0.00%1,334,5191,013,144315.25%1,223,486Jun 30, 2024
BANK OF AMERICA CORP /DE/1.17%0.00%1,280,455-14,718-1.14%1,259,967Jun 30, 2024
DEUTSCHE BANK AG\1.08%0.00%1,173,570443,24060.69%1,150,099Jun 30, 2024
BLEICHROEDER LP0.95%0.30%1,037,379--1,020,988Jun 30, 2024
MASTERS CAPITAL MANAGEMENT LLC0.89%0.05%975,000-25,000-2.50%959,595Jun 30, 2024
WOODLINE PARTNERS LP0.89%0.01%969,336-5,826-0.60%954,020Jun 30, 2024
TWO SIGMA INVESTMENTS, LP0.83%0.00%907,977-1,866,065-67.27%893,631Jun 30, 2024
RENAISSANCE TECHNOLOGIES LLC0.73%0.00%791,504-1,396,196-63.82%778,998Jun 30, 2024
DIMENSIONAL FUND ADVISORS LP0.69%0.00%748,299-899,247-54.58%736,385Jun 30, 2024
BANK OF NEW YORK MELLON CORP0.63%0.00%685,757111,57419.43%674,922Jun 30, 2024
LION POINT CAPITAL, LP0.62%1.22%678,256-170,000-20.04%667,540Jun 30, 2024

bluebird bio's largest institutional shareholder is BLACKROCK INC., holding 14.15% of the company's total share outstanding, currently valued at $15.20M. The top 10 institutional shareholders own together 50.85% of the company.

Institutional Shareholders by % of Total Assets

Name% Total Shares% Total AssetsCurrent SharesChange AmountChange %Market ValueDate
LION POINT CAPITAL, LP0.62%1.22%678,256-170,000-20.04%667,540Jun 30, 2024
PALO ALTO INVESTORS LP4.25%0.53%4,633,35173,1801.60%4,560,144Jun 30, 2024
BLEICHROEDER LP0.95%0.30%1,037,379--1,020,988Jun 30, 2024
BIRCHVIEW CAPITAL, LP0.29%0.28%311,200-10,000-3.11%306,283Jun 30, 2024
MAXI INVESTMENTS CY LTD0.02%0.28%23,137--1,246,000Jun 30, 2024
SUMMIT X, LLC0.53%0.13%582,461352,688153.49%577,499Jun 30, 2024
0.21%0.09%225,765225,765100.00%222,198Jun 30, 2024
MASTERS CAPITAL MANAGEMENT LLC0.89%0.05%975,000-25,000-2.50%959,595Jun 30, 2024
PENNANT INVESTORS, LP0.08%0.02%87,400--86,019Jun 30, 2024
VIRTU FINANCIAL LLC0.25%0.02%277,771277,771100.00%273,000Jun 30, 2024
ENTERPRISE BANK & TRUST CO0.03%0.01%30,000--29,526Jun 30, 2024
WOODLINE PARTNERS LP0.89%0.01%969,336-5,826-0.60%954,020Jun 30, 2024
GRAHAM CAPITAL MANAGEMENT, L.P.0.33%0.01%361,826-3,655-1.00%356,109Jun 30, 2024
SARGENT INVESTMENT GROUP, LLC0.04%0.01%38,515-495-1.27%37,906Jun 30, 2024
ALLEGHENY FINANCIAL GROUP LTD0.02%0.01%25,00025,000100.00%24,605Jun 30, 2024
BRIDGEWAY CAPITAL MANAGEMENT, LLC0.23%0.01%255,00055,00027.50%250,971Jun 30, 2024
HOLDERNESS INVESTMENTS CO0.02%0.00%20,074--19,757Jun 30, 2024
CHINA UNIVERSAL ASSET MANAGEMENT CO., LTD.0.02%0.00%22,363-14,217-38.87%22,010Jun 30, 2024
QUINN OPPORTUNITY PARTNERS LLC0.02%0.00%26,624--26,203Jun 30, 2024
SCIENTECH RESEARCH LLC0.01%0.00%11,79511,795100.00%11,609Jun 30, 2024

The largest bluebird bio shareholder by % of total assets is LION POINT CAPITAL, LP. The company owns 678.26K shares of bluebird bio (BLUE), representing 1.22% of its total assets.

Institutional Buyers

Name% Total Shares% Total AssetsCurrent SharesChange AmountChange %Market ValueDate
AQR CAPITAL MANAGEMENT LLC1.22%0.00%1,334,5191,013,144315.25%1,223,486Jun 30, 2024
MIRAE ASSET GLOBAL ETFS HOLDINGS LTD.0.42%0.00%457,420457,420100.00%450,193Jun 30, 2024
DEUTSCHE BANK AG\1.08%0.00%1,173,570443,24060.69%1,150,099Jun 30, 2024
STATE STREET CORP3.48%0.00%3,798,541370,40610.80%3,738,524,000Jun 30, 2024
SUMMIT X, LLC0.53%0.13%582,461352,688153.49%577,499Jun 30, 2024
JACOBS LEVY EQUITY MANAGEMENT, INC0.30%0.00%332,696332,696100.00%327,439Jun 30, 2024
VIRTU FINANCIAL LLC0.25%0.02%277,771277,771100.00%273,000Jun 30, 2024
BLACKROCK INC.14.15%0.00%15,442,212263,6501.74%15,198,225Jun 30, 2024
BALYASNY ASSET MANAGEMENT L.P.0.21%0.00%227,005227,005100.00%223,418Jun 30, 2024
0.21%0.09%225,765225,765100.00%222,198Jun 30, 2024
GEODE CAPITAL MANAGEMENT, LLC4.14%0.00%4,516,271198,0044.59%4,445,764Jun 30, 2024
ALLIANCEBERNSTEIN L.P.0.27%0.00%294,530125,54074.29%289,876Jun 30, 2024
BANK OF NEW YORK MELLON CORP0.63%0.00%685,757111,57419.43%674,922Jun 30, 2024
COREBRIDGE FINANCIAL, INC.0.09%0.00%103,096103,096100.00%101,467Jun 30, 2024
SQUAREPOINT OPS LLC0.09%0.00%102,431102,431100.00%100,813Jun 30, 2024
PALO ALTO INVESTORS LP4.25%0.53%4,633,35173,1801.60%4,560,144Jun 30, 2024
RHUMBLINE ADVISERS0.27%0.00%292,43659,21925.39%287,743Jun 30, 2024
BRIDGEWAY CAPITAL MANAGEMENT, LLC0.23%0.01%255,00055,00027.50%250,971Jun 30, 2024
SIMPLEX TRADING, LLC0.29%0.00%312,62552,08019.99%307,000Jun 30, 2024
BAIRD FINANCIAL GROUP, INC.0.06%0.00%62,25049,745397.80%61,266Jun 30, 2024

As of Jun 30 2024, bluebird bio's largest institutional buyer is AQR CAPITAL MANAGEMENT LLC. The company purchased 1.01M stocks of BLUE, valued at $1.22M.

Institutional Sellers

Name% Total Shares% Total AssetsCurrent SharesChange AmountChange %Market ValueDate
GRANAHAN INVESTMENT MANAGEMENT, LLC----7,711,669-100.00%-Jun 30, 2024
TANG CAPITAL MANAGEMENT LLC----2,500,000-100.00%-Jun 30, 2024
PFM HEALTH SCIENCES, LP----2,042,651-100.00%-Jun 30, 2024
TWO SIGMA INVESTMENTS, LP0.83%0.00%907,977-1,866,065-67.27%893,631Jun 30, 2024
FRAZIER LIFE SCIENCES MANAGEMENT, L.P.----1,709,907-100.00%-Jun 30, 2024
RENAISSANCE TECHNOLOGIES LLC0.73%0.00%791,504-1,396,196-63.82%778,998Jun 30, 2024
JPMORGAN CHASE & CO0.58%0.00%635,751-1,297,325-67.11%625,706Jun 30, 2024
ALYESKA INVESTMENT GROUP, L.P.----1,255,937-100.00%-Jun 30, 2024
HUDSON BAY CAPITAL MANAGEMENT LP----1,180,115-100.00%-Jun 30, 2024
MILLENNIUM MANAGEMENT LLC4.72%0.00%5,146,653-1,092,888-17.52%5,065,336Jun 30, 2024
DIMENSIONAL FUND ADVISORS LP0.69%0.00%748,299-899,247-54.58%736,385Jun 30, 2024
MORGAN STANLEY0.47%-516,034-762,820-59.65%507,880Jun 30, 2024
WELLINGTON MANAGEMENT GROUP LLP----660,375-100.00%-Jun 30, 2024
JEFFERIES FINANCIAL GROUP INC.----630,573-100.00%-Jun 30, 2024
D. E. SHAW & CO., INC.0.11%0.00%117,175-564,093-82.80%115,324Jun 30, 2024
WALLEYE CAPITAL LLC0.31%0.00%334,118-449,318-57.35%328,839Jun 30, 2024
MIRAE ASSET GLOBAL INVESTMENTS CO., LTD.0.01%-5,683-319,428-98.25%5,391Jun 30, 2024
GOLDMAN SACHS GROUP INC0.37%0.00%407,458-273,352-40.15%401,021Jun 30, 2024
XTX TOPCO LTD----257,907-100.00%-Jun 30, 2024
GROUP ONE TRADING, L.P.0.29%0.00%321,655-201,004-38.46%316,573,000Jun 30, 2024

As of Jun 30 2024, bluebird bio's biggest institutional seller is GRANAHAN INVESTMENT MANAGEMENT, LLC. The company sold -7.71M shares of BLUE, valued at -.

Institutional New positions

Name% Total Shares% Total AssetsCurrent SharesChange AmountChange %Market ValueDate
MIRAE ASSET GLOBAL ETFS HOLDINGS LTD.0.42%0.00%457,420457,420100.00%450,193Jun 30, 2024
0.21%0.09%225,765225,765100.00%222,198Jun 30, 2024
COREBRIDGE FINANCIAL, INC.0.09%0.00%103,096103,096100.00%101,467Jun 30, 2024
SAVANT CAPITAL, LLC0.04%0.00%43,54043,540100.00%42,853Jun 30, 2024
ALLEGHENY FINANCIAL GROUP LTD0.02%0.01%25,00025,000100.00%24,605Jun 30, 2024
VANGUARD PERSONALIZED INDEXING MANAGEMENT, LLC0.02%0.00%19,38419,384100.00%19,078Jun 30, 2024
WEALTHCARE ADVISORY PARTNERS LLC0.02%0.00%17,79117,791100.00%17,510Jun 30, 2024
SRS CAPITAL ADVISORS, INC.0.01%0.00%7,4247,424100.00%7,307Jun 30, 2024
IFP ADVISORS, INC0.00%0.00%5,0005,000100.00%4,921Jun 30, 2024
PICTON MAHONEY ASSET MANAGEMENT0.00%0.00%3,2113,211100.00%3,000Jun 30, 2024
REDWOOD WEALTH MANAGEMENT GROUP, LLC0.00%0.00%2,5802,580100.00%2,539Jun 30, 2024
ACTIVEST WEALTH MANAGEMENT0.00%0.00%1,0001,000100.00%984Jun 30, 2024
ROTHSCHILD INVESTMENT LLC0.00%-120120100.00%118Jun 30, 2024
MFA WEALTH ADVISORS, LLC0.00%-6868100.00%67Jun 30, 2024
0.00%-6060100.00%59Jun 30, 2024
CONCORD WEALTH PARTNERS--44100.00%4Jun 30, 2024

bluebird bio's largest new institutional shareholder by number of shares is MIRAE ASSET GLOBAL ETFS HOLDINGS LTD., purchased 457.42K shares, valued at $450.19K, as of undefined.

Institutional Sold Out

Name% Total Shares% Total AssetsCurrent SharesChange AmountChange %Market ValueDate
GRANAHAN INVESTMENT MANAGEMENT, LLC----7,711,669-100.00%-Jun 30, 2024
TANG CAPITAL MANAGEMENT LLC----2,500,000-100.00%-Jun 30, 2024
PFM HEALTH SCIENCES, LP----2,042,651-100.00%-Jun 30, 2024
FRAZIER LIFE SCIENCES MANAGEMENT, L.P.----1,709,907-100.00%-Jun 30, 2024
ALYESKA INVESTMENT GROUP, L.P.----1,255,937-100.00%-Jun 30, 2024
HUDSON BAY CAPITAL MANAGEMENT LP----1,180,115-100.00%-Jun 30, 2024
WELLINGTON MANAGEMENT GROUP LLP----660,375-100.00%-Jun 30, 2024
JEFFERIES FINANCIAL GROUP INC.----630,573-100.00%-Jun 30, 2024
XTX TOPCO LTD----257,907-100.00%-Jun 30, 2024
HARBOR CAPITAL ADVISORS, INC.----179,841-100.00%-Jun 30, 2024
VIRTUS ETF ADVISERS LLC----115,461-100.00%-Jun 30, 2024
RAFFERTY ASSET MANAGEMENT, LLC----108,636-100.00%-Jun 30, 2024
AMERICAN INTERNATIONAL GROUP, INC.----94,371-100.00%-Jun 30, 2024
HRT FINANCIAL LP----63,579-100.00%-Jun 30, 2024
MITSUBISHI UFJ KOKUSAI ASSET MANAGEMENT CO., LTD.----61,357-100.00%-Jun 30, 2024
BAYESIAN CAPITAL MANAGEMENT, LP----40,443-100.00%-Jun 30, 2024
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM----27,696-100.00%-Jun 30, 2024
WOLVERINE TRADING, LLC----25,200-100.00%-Jun 30, 2024
JOHNSON INVESTMENT COUNSEL INC----23,732-100.00%-Jun 30, 2024
ADVISORY SERVICES NETWORK, LLC----20,000-100.00%-Jun 30, 2024
AJOVISTA, LLC----19,202-100.00%-Jun 30, 2024
CAPSTONE INVESTMENT ADVISORS, LLC----16,350-100.00%-Jun 30, 2024
DAIWA SECURITIES GROUP INC.----16,235-100.00%-Jun 30, 2024
DYNAMIC ADVISOR SOLUTIONS LLC----13,000-100.00%-Jun 30, 2024
METROPOLITAN LIFE INSURANCE CO/NY----10,337-100.00%-Jun 30, 2024
FERNWOOD INVESTMENT MANAGEMENT, LLC----2,000-100.00%-Jun 30, 2024
FARTHER FINANCE ADVISORS, LLC----790-100.00%-Jun 30, 2024
NBC SECURITIES, INC.----500-100.00%-Jun 30, 2024
BARRETT & COMPANY, INC.----200-100.00%-Jun 30, 2024
TRUVESTMENTS CAPITAL LLC----125-100.00%-Jun 30, 2024
NELSON, VAN DENBURG & CAMPBELL WEALTH MANAGEMENT GROUP, LLC----23-100.00%-Jun 30, 2024
ZURCHER KANTONALBANK (ZURICH CANTONALBANK)----3-100.00%-Jun 30, 2024

bluebird bio's largest sold out institutional shareholder by shares sold is GRANAHAN INVESTMENT MANAGEMENT, LLC, sold -7.71M shares, valued at -, as of undefined.

bluebird bio Mutual Fund Holders


Name% Total AssetsTotal SharesChange AmountChange %Date
WANGER ADVISORS TRUST1.87%1,017,471580,905133.06%Mar 31, 2024
COLUMBIA ACORN TRUST1.66%5,365,9833,050,346131.73%Mar 31, 2024
Kelly Strategic ETF Trust1.53%41,616--Feb 29, 2024
Fiera Capital Series Trust0.84%16,689--Jun 30, 2023
FIRST TRUST EXCHANGE-TRADED FUND0.52%5,157,063--Mar 31, 2024
DEUTSCHE DWS VARIABLE SERIES I0.39%140,203--Mar 31, 2024
Eaton Vance Enhanced Equity Income Fund II0.36%29,192--Mar 31, 2024
NEW ECONOMY FUND0.22%1,005,739--Feb 29, 2024
PRUDENTIAL JENNISON BLEND FUND, INC.0.18%111,105--Feb 29, 2024
DEUTSCHE DWS GLOBAL/INTERNATIONAL FUND, INC.0.17%361,197--Jan 31, 2024
VANGUARD VALLEY FORGE FUNDS0.15%78,000--Mar 31, 2024
HARTFORD HLS SERIES FUND II INC0.11%27,618--Dec 31, 2023
VANGUARD SPECIALIZED FUNDS0.10%5,699,789--Jan 31, 2024
T. Rowe Price Health Sciences Fund, Inc.0.10%331,350--Mar 31, 2024
FIDELITY ADVISOR SERIES VII0.09%789,121--Jan 31, 2024
Federated Hermes MDT Series0.09%212,408--Jan 31, 2024
BRIDGEWAY FUNDS INC0.08%200,000200,000-Mar 28, 2024
Vericimetry Funds0.08%7,570--Mar 31, 2024
T. Rowe Price New Horizons Fund, Inc.0.08%417,178--Mar 31, 2024
T. Rowe Price Diversified Mid-Cap Growth Fund, Inc.0.08%28,000--Mar 31, 2024
MASTER LARGE CAP SERIES LLC0.08%69,876--Mar 31, 2022
TEKLA LIFE SCIENCES INVESTORS0.07%33,924--Mar 31, 2024
ETFis Series Trust I0.07%98,84920,02225.40%Jan 31, 2024
TEKLA HEALTHCARE INVESTORS0.06%50,270--Mar 31, 2024
Humankind Benefit Corp0.06%1,296--Dec 31, 2023
AMERICAN FUNDS FUNDAMENTAL INVESTORS0.06%1,210,000--Mar 31, 2024
FORUM FUNDS II0.06%57,66913,57330.78%Mar 31, 2024
Vanguard Montgomery Funds0.06%13,735--Mar 31, 2024
VICTORY VARIABLE INSURANCE FUNDS0.06%28,492--Mar 31, 2024
QUANTITATIVE MASTER SERIES LLC0.05%335,620145,15176.21%Mar 31, 2024
BlackRock Advantage SMID Cap Fund, Inc.0.05%9,074--Mar 28, 2024
DEUTSCHE DWS INVESTMENTS VIT FUNDS0.04%25,6029,86962.73%Mar 31, 2024
FIDELITY SELECT PORTFOLIOS0.03%2,226,0002,213,61617874.81%Feb 29, 2024
SMALLCAP WORLD FUND INC0.03%2,357,637--Mar 31, 2024
VANGUARD HORIZON FUNDS0.03%722,528--Mar 31, 2024
Gabelli Go Anywhere Trust0.03%7,000--Sep 30, 2021
T. Rowe Price Quantitative Management Funds, Inc.0.02%79,700--Mar 31, 2024
FIDELITY COMMONWEALTH TRUST0.02%78,115--Feb 29, 2024
VARIABLE INSURANCE PRODUCTS FUND IV0.02%65,000--Mar 31, 2024
VANGUARD INDEX FUNDS0.02%9,249,164-638,921-6.46%Mar 31, 2024
VICTORY PORTFOLIOS0.02%674,539--Mar 31, 2024
Gabelli Healthcare & WellnessRx Trust0.02%2,500--Dec 29, 2023
Destra Investment Trust0.02%31,852-1,795-5.33%Mar 31, 2024
RMB INVESTORS TRUST0.02%9,423--Dec 31, 2023
T. Rowe Price Tax-Efficient Funds, Inc.0.02%1,500--Feb 29, 2024
ALGER FUNDS0.02%14,501--Jan 31, 2024
MFS SERIES TRUST I0.01%284,797--Feb 29, 2024
Fidelity Commonwealth Trust II0.01%97,007--Aug 31, 2023
FIDELITY MT VERNON STREET TRUST0.01%409,704--Feb 29, 2024
VANGUARD EXPLORER FUND0.01%173,134--Jan 31, 2024
CAPITAL WORLD GROWTH & INCOME FUND0.01%695,162--Feb 29, 2024
VIRTUS EQUITY TRUST0.01%96,583--Mar 28, 2024
Nushares ETF Trust0.01%85,291--Jan 31, 2024
ALGER PORTFOLIOS0.01%4,182--Dec 31, 2023
ALGER INSTITUTIONAL FUNDS0.01%2,789--Jan 31, 2024
EATON VANCE SPECIAL INVESTMENT TRUST0.01%17,427--Mar 31, 2024
TIAA SEPARATE ACCOUNT VA 10.01%2,108--Mar 31, 2024
T. Rowe Price Equity Series, Inc.0.01%14,798--Mar 31, 2024
Direxion Shares ETF Trust0.01%1,369,226156,00512.86%Jan 31, 2024
GROWTH FUND OF AMERICA0.01%208,478--Feb 29, 2024
SARATOGA ADVANTAGE TRUST0.01%509--Feb 29, 2024
GABELLI EQUITY TRUST INC0.01%10,000-3,000-23.08%Dec 29, 2023
FIDELITY CONTRAFUND0.01%516,132--Mar 31, 2024
Calvert Responsible Index Series, Inc.0.01%12,830--Mar 31, 2024
VIRTUS VARIABLE INSURANCE TRUST0.01%11,845--Mar 28, 2024
MASTER ADVANTAGE SMID CAP LLC0.01%915--Dec 31, 2020
AMG FUNDS0.01%216,000--Mar 28, 2024
Listed Funds Trust0.01%36,468--Mar 31, 2024
TOCQUEVILLE TRUST0.01%1,000--Jan 31, 2024
John Hancock Exchange-Traded Fund Trust0.01%44,095--Jan 31, 2024
Calvert Variable Products, Inc.0.01%19,09710,403119.66%Mar 31, 2024
DEUTSCHE DWS VARIABLE SERIES II0.01%17,348--Mar 31, 2024
SCHWAB CAPITAL TRUST0.01%293,999-5,614-1.87%Jan 31, 2024
JNL VARIABLE FUND LLC0.01%39,172-1,869-4.55%Mar 31, 2020
ALPS ETF Trust0.01%81,283--Feb 29, 2024
AIM INTERNATIONAL MUTUAL FUNDS (INVESCO INTERNATIONAL MUTUAL FUNDS)0.01%202,028--Jan 31, 2024
VARIABLE INSURANCE PRODUCTS FUND III0.01%46,082--Mar 31, 2024
VARIABLE INSURANCE PRODUCTS FUND II0.01%68,462--Mar 31, 2024
SHELTON FUNDS0.00%7,900--Feb 29, 2024
USAA MUTUAL FUNDS TRUST0.00%1,095,714445,63068.55%Jan 31, 2024
FIRST TRUST EXCHANGE-TRADED ALPHADEX FUND0.00%17,631--Jan 31, 2024
MML SERIES INVESTMENT FUND0.00%43,029--Dec 31, 2023
DEUTSCHE DWS INVESTMENT TRUST0.00%13,726--Jan 31, 2024
NEW PERSPECTIVE FUND0.00%134,769--Mar 31, 2024
Fidelity Central Investment Portfolios LLC0.00%224,000--Feb 29, 2024
FIDELITY COVINGTON TRUST0.00%79,785-922-1.14%Mar 31, 2024
FIDELITY CAPITAL TRUST0.00%45,784--Jan 31, 2024
PUTNAM ASSET ALLOCATION FUNDS0.00%132,178--Mar 31, 2024
CARILLON SERIES TRUST0.00%224,006--Mar 31, 2024
VANGUARD INSTITUTIONAL INDEX FUNDS0.00%119,835-9,325-7.22%Mar 31, 2024
MFS VARIABLE INSURANCE TRUST0.00%114,469--Mar 31, 2024
FRANKLIN STRATEGIC SERIES0.00%30,900--Jan 31, 2024
ADVISORS' INNER CIRCLE FUND0.00%66,796--Jan 31, 2024
FIDELITY CONCORD STREET TRUST0.00%558,481-466,729-45.53%Feb 29, 2024
AMERICAN BALANCED FUND0.00%1,810,000--Mar 31, 2024
Dimensional ETF Trust0.00%1,063,49422,8442.20%Jan 31, 2024
VANGUARD WHITEHALL FUNDS0.00%218,530--Jan 31, 2024
CAPITAL GROUP PRIVATE CLIENT SERVICES FUNDS0.00%14,900--Jan 31, 2024
FIDELITY SECURITIES FUND0.00%199,749--Jan 31, 2024
STATE STREET VARIABLE INSURANCE SERIES FUNDS INC0.00%9,9274,09470.19%Mar 31, 2024

bluebird bio's largest mutual fund holder by % of total assets is "WANGER ADVISORS TRUST", owning 1.02M shares, compromising 1.87% of its total assets.

bluebird bio Institutional Ownership Trends


Institutional Holdings Trend

DateHoldingsChange %
30 Jun, 24153-7.83%
31 Mar, 24166-15.74%
31 Dec, 2319713.22%
30 Sep, 23174-5.43%
30 Jun, 23184-1.08%
31 Mar, 23186-3.63%
31 Dec, 2219315.57%
30 Sep, 221679.87%
30 Jun, 22152-14.61%
31 Mar, 221785.33%
31 Dec, 21169-16.34%
30 Sep, 21202-19.20%
30 Jun, 21250-1.19%
31 Mar, 21253-12.46%
31 Dec, 20289-3.99%
30 Sep, 20301-1.31%
30 Jun, 2030512.55%
31 Mar, 20271-11.15%
31 Dec, 1930511.31%
30 Sep, 19274-9.87%
30 Jun, 19304-5.59%
31 Mar, 1932216.25%
31 Dec, 18277-12.34%
30 Sep, 18316-6.23%
30 Jun, 183371.51%
31 Mar, 183320.61%
31 Dec, 1733020.44%
30 Sep, 172743.79%
30 Jun, 1726414.29%
31 Mar, 172312.21%
31 Dec, 16226-3.42%
30 Sep, 1623417.59%
30 Jun, 16199-5.24%
31 Mar, 16210-4.11%
31 Dec, 152190.92%
30 Sep, 15217-16.86%
30 Jun, 1526115.49%
31 Mar, 1522623.50%
31 Dec, 1418337.59%
30 Sep, 1413323.15%
30 Jun, 1410833.33%
31 Mar, 14812.53%
31 Dec, 137917.91%
30 Sep, 13671016.67%
30 Jun, 136-

As of 30 Jun 24, 153 institutions are holding bluebird bio's shares, representing a decrease of -7.83% compared to the previous quarter.

Shares Outstanding Trend

DateShares OutstandingChange %
30 Jun, 2478,352,435-23.87%
31 Mar, 24102,924,462-21.06%
31 Dec, 23130,383,38745.79%
30 Sep, 2389,432,759-4.40%
30 Jun, 2393,545,981-3.54%
31 Mar, 2396,983,82843.25%
31 Dec, 2267,704,2793.30%
30 Sep, 2265,542,47419.25%
30 Jun, 2254,960,029-11.26%
31 Mar, 2261,935,9876.62%
31 Dec, 2158,091,53311.43%
30 Sep, 2152,133,938-1.57%
30 Jun, 2152,967,8401.32%
31 Mar, 2152,277,953-15.89%
31 Dec, 2062,155,938-1.70%
30 Sep, 2063,232,233-1.86%
30 Jun, 2064,432,77810.19%
31 Mar, 2058,473,627-2.69%
31 Dec, 1960,088,906-5.94%
30 Sep, 1963,884,2602.68%
30 Jun, 1962,215,270-0.12%
31 Mar, 1962,291,9862.01%
31 Dec, 1861,061,9355.17%
30 Sep, 1858,058,6588.22%
30 Jun, 1853,648,9381.25%
31 Mar, 1852,984,7291.63%
31 Dec, 1752,135,7413.74%
30 Sep, 1750,254,3151.92%
30 Jun, 1749,306,2235.36%
31 Mar, 1746,798,0460.36%
31 Dec, 1646,632,2084.59%
30 Sep, 1644,586,0060.89%
30 Jun, 1644,190,5298.96%
31 Mar, 1640,555,2762.84%
31 Dec, 1539,433,976-13.82%
30 Sep, 1545,757,42831.13%
30 Jun, 1534,894,67610.69%
31 Mar, 1531,524,4115.46%
31 Dec, 1429,892,46226.80%
30 Sep, 1423,574,75622.50%
30 Jun, 1419,245,0106.35%
31 Mar, 1418,096,5002.88%
31 Dec, 1317,589,161101.06%
30 Sep, 138,748,0421336.76%
30 Jun, 13608,871-

bluebird bio (BLUE) has 78.35M shares outstanding as of 30 Jun 24, down -23.87% compared to the previous quarter.

Institutional Ownership Trend

DateOwnership %Change %
30 Jun, 2471.82%0.81%
31 Mar, 2494.34%0.66%
31 Dec, 23119.51%1.77%
30 Sep, 2382.29%1.00%
30 Jun, 2390.89%1.02%
31 Mar, 2394.23%1.27%
31 Dec, 2286.15%1.33%
30 Sep, 2280.38%1.45%
30 Jun, 2274.50%1.05%
31 Mar, 2284.05%1.18%
31 Dec, 2184.30%1.46%
30 Sep, 2175.97%1.23%
30 Jun, 2178.49%1.29%
31 Mar, 2178.05%0.89%
31 Dec, 2093.62%1.03%
30 Sep, 2095.44%0.84%
30 Jun, 20106.71%0.96%
31 Mar, 20105.19%0.89%
31 Dec, 19108.57%0.81%
30 Sep, 19115.54%0.91%
30 Jun, 19112.78%0.88%
31 Mar, 19113.35%0.82%
31 Dec, 18117.35%0.99%
30 Sep, 18108.98%0.95%
30 Jun, 18106.97%0.95%
31 Mar, 18106.13%0.85%
31 Dec, 17112.04%0.92%
30 Sep, 17110.09%0.76%
30 Jun, 17120.16%0.91%
31 Mar, 17114.60%0.76%
31 Dec, 16122.55%0.85%
30 Sep, 16119.85%0.84%
30 Jun, 16119.58%0.99%
31 Mar, 16109.85%0.95%
31 Dec, 15107.40%0.68%
30 Sep, 15125.76%1.12%
30 Jun, 15105.89%1.13%
31 Mar, 1596.83%0.76%
31 Dec, 14112.61%1.60%
30 Sep, 1483.85%1.36%
30 Jun, 1478.63%1.40%
31 Mar, 1474.94%1.41%
31 Dec, 1372.84%5.55%
30 Sep, 1336.23%569.83%
30 Jun, 132.52%-

As of 30 Jun 24, bluebird bio is held by 71.82% institutional shareholders, representing a 0.81% growth compared to 31 Mar 24.

Institutional Increased Positions Trend

DateIncreased PositionsChange %
30 Jun, 2461-29.07%
31 Mar, 2486-25.86%
31 Dec, 2311661.11%
30 Sep, 2372-23.40%
30 Jun, 23942.17%
31 Mar, 2392-16.36%
31 Dec, 2211012.24%
30 Sep, 229824.05%
30 Jun, 2279-13.19%
31 Mar, 229112.35%
31 Dec, 2181-8.99%
30 Sep, 2189-31.54%
30 Jun, 21130-2.99%
31 Mar, 21134-4.96%
31 Dec, 20141-4.08%
30 Sep, 20147-22.63%
30 Jun, 2019052.00%
31 Mar, 20125-22.84%
31 Dec, 1916254.29%
30 Sep, 19105-22.79%
30 Jun, 19136-24.02%
31 Mar, 1917934.59%
31 Dec, 18133-10.14%
30 Sep, 18148-15.43%
30 Jun, 1817518.24%
31 Mar, 18148-18.68%
31 Dec, 1718219.74%
30 Sep, 171523.40%
30 Jun, 1714751.55%
31 Mar, 1797-21.14%
31 Dec, 161235.13%
30 Sep, 1611727.17%
30 Jun, 1692-19.30%
31 Mar, 16114-12.98%
31 Dec, 1513111.97%
30 Sep, 15117-7.87%
30 Jun, 15127-3.79%
31 Mar, 1513215.79%
31 Dec, 1411420.00%
30 Sep, 149525.00%
30 Jun, 147646.15%
31 Mar, 1452-8.77%
31 Dec, 1357-10.94%
30 Sep, 1364966.67%
30 Jun, 136-

61 institutional shareholders have increased their position in BLUE stock as of 30 Jun 24 compared to 86 in the previous quarter (a -29.07% decrease).

Institutional Reduced Positions Trend

DateReduced PositionsChange %
30 Jun, 244714.63%
31 Mar, 24412.50%
31 Dec, 2340-14.89%
30 Sep, 234714.63%
30 Jun, 2341-4.65%
31 Mar, 2343-6.52%
31 Dec, 224658.62%
30 Sep, 2229-34.09%
30 Jun, 2244-2.22%
31 Mar, 2245-4.26%
31 Dec, 2147-20.34%
30 Sep, 2159-
30 Jun, 2159-11.94%
31 Mar, 2167-23.86%
31 Dec, 20884.76%
30 Sep, 208455.56%
30 Jun, 2054-32.50%
31 Mar, 20803.90%
31 Dec, 1977-10.47%
30 Sep, 1986-5.49%
30 Jun, 199110.98%
31 Mar, 19821.23%
31 Dec, 1881-19.80%
30 Sep, 181016.32%
30 Jun, 1895-17.39%
31 Mar, 1811519.79%
31 Dec, 179643.28%
30 Sep, 1767-4.29%
30 Jun, 1770-17.65%
31 Mar, 178534.92%
31 Dec, 16638.62%
30 Sep, 1658-7.94%
30 Jun, 166314.55%
31 Mar, 16555.77%
31 Dec, 1552-17.46%
30 Sep, 1563-30.00%
30 Jun, 159034.33%
31 Mar, 156759.52%
31 Dec, 1442121.05%
30 Sep, 1419-9.52%
30 Jun, 142123.53%
31 Mar, 141713.33%
31 Dec, 1315650.00%
30 Sep, 132-
30 Jun, 13--

47 institutional shareholders have reduced their position in BLUE stock as of 30 Jun 24 compared to 41 in the previous quarter (a 14.63% increase).

All Institutional Ownership Trend Data

DateHoldingsChange %Shares OutstandingChange %Ownership %Change %Increased PositionsChange %Reduced PositionsChange %
30 Jun, 24153-7.83%78,352,435-23.87%71.82%0.81%61-29.07%4714.63%
31 Mar, 24166-15.74%102,924,462-21.06%94.34%0.66%86-25.86%412.50%
31 Dec, 2319713.22%130,383,38745.79%119.51%1.77%11661.11%40-14.89%
30 Sep, 23174-5.43%89,432,759-4.40%82.29%1.00%72-23.40%4714.63%
30 Jun, 23184-1.08%93,545,981-3.54%90.89%1.02%942.17%41-4.65%
31 Mar, 23186-3.63%96,983,82843.25%94.23%1.27%92-16.36%43-6.52%
31 Dec, 2219315.57%67,704,2793.30%86.15%1.33%11012.24%4658.62%
30 Sep, 221679.87%65,542,47419.25%80.38%1.45%9824.05%29-34.09%
30 Jun, 22152-14.61%54,960,029-11.26%74.50%1.05%79-13.19%44-2.22%
31 Mar, 221785.33%61,935,9876.62%84.05%1.18%9112.35%45-4.26%
31 Dec, 21169-16.34%58,091,53311.43%84.30%1.46%81-8.99%47-20.34%
30 Sep, 21202-19.20%52,133,938-1.57%75.97%1.23%89-31.54%59-
30 Jun, 21250-1.19%52,967,8401.32%78.49%1.29%130-2.99%59-11.94%
31 Mar, 21253-12.46%52,277,953-15.89%78.05%0.89%134-4.96%67-23.86%
31 Dec, 20289-3.99%62,155,938-1.70%93.62%1.03%141-4.08%884.76%
30 Sep, 20301-1.31%63,232,233-1.86%95.44%0.84%147-22.63%8455.56%
30 Jun, 2030512.55%64,432,77810.19%106.71%0.96%19052.00%54-32.50%
31 Mar, 20271-11.15%58,473,627-2.69%105.19%0.89%125-22.84%803.90%
31 Dec, 1930511.31%60,088,906-5.94%108.57%0.81%16254.29%77-10.47%
30 Sep, 19274-9.87%63,884,2602.68%115.54%0.91%105-22.79%86-5.49%
30 Jun, 19304-5.59%62,215,270-0.12%112.78%0.88%136-24.02%9110.98%
31 Mar, 1932216.25%62,291,9862.01%113.35%0.82%17934.59%821.23%
31 Dec, 18277-12.34%61,061,9355.17%117.35%0.99%133-10.14%81-19.80%
30 Sep, 18316-6.23%58,058,6588.22%108.98%0.95%148-15.43%1016.32%
30 Jun, 183371.51%53,648,9381.25%106.97%0.95%17518.24%95-17.39%
31 Mar, 183320.61%52,984,7291.63%106.13%0.85%148-18.68%11519.79%
31 Dec, 1733020.44%52,135,7413.74%112.04%0.92%18219.74%9643.28%
30 Sep, 172743.79%50,254,3151.92%110.09%0.76%1523.40%67-4.29%
30 Jun, 1726414.29%49,306,2235.36%120.16%0.91%14751.55%70-17.65%
31 Mar, 172312.21%46,798,0460.36%114.60%0.76%97-21.14%8534.92%
31 Dec, 16226-3.42%46,632,2084.59%122.55%0.85%1235.13%638.62%
30 Sep, 1623417.59%44,586,0060.89%119.85%0.84%11727.17%58-7.94%
30 Jun, 16199-5.24%44,190,5298.96%119.58%0.99%92-19.30%6314.55%
31 Mar, 16210-4.11%40,555,2762.84%109.85%0.95%114-12.98%555.77%
31 Dec, 152190.92%39,433,976-13.82%107.40%0.68%13111.97%52-17.46%
30 Sep, 15217-16.86%45,757,42831.13%125.76%1.12%117-7.87%63-30.00%
30 Jun, 1526115.49%34,894,67610.69%105.89%1.13%127-3.79%9034.33%
31 Mar, 1522623.50%31,524,4115.46%96.83%0.76%13215.79%6759.52%
31 Dec, 1418337.59%29,892,46226.80%112.61%1.60%11420.00%42121.05%
30 Sep, 1413323.15%23,574,75622.50%83.85%1.36%9525.00%19-9.52%
30 Jun, 1410833.33%19,245,0106.35%78.63%1.40%7646.15%2123.53%
31 Mar, 14812.53%18,096,5002.88%74.94%1.41%52-8.77%1713.33%
31 Dec, 137917.91%17,589,161101.06%72.84%5.55%57-10.94%15650.00%
30 Sep, 13671016.67%8,748,0421336.76%36.23%569.83%64966.67%2-
30 Jun, 136-608,871-2.52%-6---

bluebird bio Insider Shareholders Trades


Open Market Insider Trades

DateNameRelationRoleTransactionBuy/SellSharesPriceValueShares HeldSource
Jun 04, 2024Klima Thomas Jofficer See RemarksS-SaleSell3,834$0.97$3.73K121,006
Mar 05, 2024Colvin Richard Aofficer Chief Medical OfficerS-SaleSell6,770$1.53$10.34K118,368
Mar 05, 2024Obenshain Andrewdirector, officer President and CEOS-SaleSell6,095$1.53$9.31K279,998
Mar 05, 2024Klima Thomas Jofficer See RemarksS-SaleSell4,573$1.53$6.99K124,840
Feb 06, 2024Klima Thomas Jofficer See RemarksS-SaleSell2,714$0.90$2.45K129,413
Feb 06, 2024Vittiglio Josephofficer Chief Business & Legal OfficerS-SaleSell5,217$0.90$4.71K44,783
Feb 06, 2024Obenshain Andrewdirector, officer President and CEOS-SaleSell1,879$0.90$1.70K286,093
Jan 09, 2024Obenshain Andrewdirector, officer President and CEOS-SaleSell3,162$1.43$4.52K287,972
Jan 09, 2024Colvin Richard Aofficer Chief Medical OfficerS-SaleSell597$1.42$844.75125,138
Dec 08, 2023Krawtschuk Christopherofficer Chief Financial OfficerS-SaleSell4,526$4.52$20.44K45,474
Nov 03, 2023Obenshain Andrewdirector, officer President and CEOS-SaleSell807$3.17$2.55K291,134

Open Market Insider Buys

DateNameRelationRoleTransactionBuy/SellSharesPriceValueShares HeldSource

Insider Sells

DateNameRelationRoleTransactionBuy/SellSharesPriceValueShares HeldSource
Jun 04, 2024Klima Thomas Jofficer See RemarksS-SaleSell3,834$0.97$3.73K121,006
Mar 05, 2024Colvin Richard Aofficer Chief Medical OfficerS-SaleSell6,770$1.53$10.34K118,368
Mar 05, 2024Obenshain Andrewdirector, officer President and CEOS-SaleSell6,095$1.53$9.31K279,998
Mar 05, 2024Klima Thomas Jofficer See RemarksS-SaleSell4,573$1.53$6.99K124,840
Feb 06, 2024Klima Thomas Jofficer See RemarksS-SaleSell2,714$0.90$2.45K129,413
Feb 06, 2024Vittiglio Josephofficer Chief Business & Legal OfficerS-SaleSell5,217$0.90$4.71K44,783
Feb 06, 2024Obenshain Andrewdirector, officer President and CEOS-SaleSell1,879$0.90$1.70K286,093
Jan 09, 2024Obenshain Andrewdirector, officer President and CEOS-SaleSell3,162$1.43$4.52K287,972
Jan 09, 2024Colvin Richard Aofficer Chief Medical OfficerS-SaleSell597$1.42$844.75125,138
Dec 08, 2023Krawtschuk Christopherofficer Chief Financial OfficerS-SaleSell4,526$4.52$20.44K45,474
Nov 03, 2023Obenshain Andrewdirector, officer President and CEOS-SaleSell807$3.17$2.55K291,134

All Insider Owners Trades

DateNameRelationRoleTransactionBuy/SellSharesPriceValueShares HeldSource
Jul 03, 2024Sterling O. Jamesofficer Chief Financial OfficerA-AwardBuy300,000$0.98$294.00K300,000
Jun 24, 2024Cloonan Michaeldirector-A-AwardBuy74,775$0.85$63.56K74,775
Jun 24, 2024Cloonan Michael-Buy----
Jun 13, 2024Sterling O. James-Buy----
Jun 04, 2024Klima Thomas Jofficer See RemarksS-SaleSell3,834$0.97$3.73K121,006
Mar 05, 2024Colvin Richard Aofficer Chief Medical OfficerA-AwardBuy199,000$1.56$310.44K199,000
Mar 05, 2024Colvin Richard Aofficer Chief Medical OfficerS-SaleSell6,770$1.53$10.34K118,368
Mar 05, 2024Vittiglio Josephofficer Chief Business & Legal OfficerA-AwardBuy199,000$1.56$310.44K199,000
Mar 05, 2024Obenshain Andrewdirector, officer President and CEOA-AwardBuy650,000$1.56$1.01M650,000
Mar 05, 2024Obenshain Andrewdirector, officer President and CEOS-SaleSell6,095$1.53$9.31K279,998
Mar 05, 2024Krawtschuk Christopherofficer Chief Financial OfficerA-AwardBuy199,000$1.56$310.44K199,000
Mar 05, 2024Klima Thomas Jofficer See RemarksA-AwardBuy199,000$1.56$310.44K199,000
Mar 05, 2024Klima Thomas Jofficer See RemarksS-SaleSell4,573$1.53$6.99K124,840
Feb 06, 2024Klima Thomas Jofficer See RemarksS-SaleSell2,714$0.90$2.45K129,413
Feb 06, 2024Vittiglio Josephofficer Chief Business & Legal OfficerS-SaleSell5,217$0.90$4.71K44,783
Feb 06, 2024Obenshain Andrewdirector, officer President and CEOS-SaleSell1,879$0.90$1.70K286,093
Jan 09, 2024Obenshain Andrewdirector, officer President and CEOS-SaleSell3,162$1.43$4.52K287,972
Jan 09, 2024Colvin Richard Aofficer Chief Medical OfficerS-SaleSell597$1.42$844.75125,138
Dec 08, 2023Krawtschuk Christopherofficer Chief Financial OfficerS-SaleSell4,526$4.52$20.44K45,474
Nov 03, 2023Obenshain Andrewdirector, officer President and CEOS-SaleSell807$3.17$2.55K291,134

The last insider sell of bluebird bio's stock was made by Klima Thomas J on Jun 04 2024, selling 3,834 shares at $0.97 per share (valued at $3.73K).

bluebird bio Insider Ownership Trends


All Insider Trades Trend

DateBuySellBuy/Sell Ratio
Q3 20241--
Q2 202411100.00%
Q1 20245862.50%
Q4 2023-3-
Q3 2023-2-
Q2 20231411400.00%
Q1 202386133.33%
Q4 202243133.33%
Q3 20221156.67%
Q2 202261600.00%
Q1 2022132552.00%
Q4 2021407751.95%
Q3 202116--
Q2 20211711154.55%
Q1 2021225044.00%
Q4 2020-37-
Q3 20202306.67%
Q2 20202720135.00%
Q1 2020172180.95%
Q4 20191616.67%

1 total buy trades, and 0 total sell trades (buy/sell ratio of 0%) were made by bluebird bio's insiders, as of Q3 2024.

Open Market Insider Trades Trend

DateBuySellBuy/Sell Ratio
Q3 2024---
Q2 2024-1-
Q1 2024-8-
Q4 2023-3-
Q3 2023-2-
Q2 2023-1-
Q1 2023-3-
Q4 2022-3-
Q3 2022-4-
Q2 2022-1-
Q1 2022-10-
Q4 2021-1-
Q3 2021---
Q2 2021-10-
Q1 2021-37-
Q4 2020-37-
Q3 2020-27-
Q2 2020-20-
Q1 2020-11-
Q4 2019-5-

As of Q3 2024, Insider owners conducted 0 open market buy trades and 0 open market sell trades of bluebird bio's stocks.

bluebird bio Peer Ownership


TickerCompany
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PTCTPTC Therapeutics, Inc.
ZNTLZentalis Pharmaceuticals, Inc.
CVACCureVac N.V.
SRPTSarepta Therapeutics, Inc.
TVTXTravere Therapeutics, Inc.
KPTIKaryopharm Therapeutics Inc.
VIRVir Biotechnology, Inc.
VKTXViking Therapeutics, Inc.
KRYSKrystal Biotech, Inc.
AGIOAgios Pharmaceuticals, Inc.
MRSNMersana Therapeutics, Inc.
HEPAHepion Pharmaceuticals, Inc.
MDGLMadrigal Pharmaceuticals, Inc.

BLUE Ownership FAQ


bluebird bio is owned by institutional shareholders (71.82%), insiders (0.54%), and public (27.64%). The largest institutional shareholder of bluebird bio is BLACKROCK INC. (14.15% of total shares) and the top mutual fund owner is WANGER ADVISORS TRUST (1.87% of total shares).

bluebird bio's major institutional shareholders are BLACKROCK INC., VANGUARD GROUP INC, AMERIPRISE FINANCIAL INC, MILLENNIUM MANAGEMENT LLC, and PALO ALTO INVESTORS LP. The top five shareholders own together 38.42% of the company's share outstanding.

As of Jun 2024, there are 153 institutional shareholders of bluebird bio.

BLACKROCK INC owns 15.44M shares of bluebird bio, representing 14.15% of the company's total shares outstanding, valued at $15.2M (as of Jun 2024).

As of Jun 2024, VANGUARD GROUP INC holds 10.3M shares of bluebird bio (BLUE), compromising 9.44% of the company, valued at $10.14M.

AMERIPRISE FINANCIAL INC is the third largest holder of bluebird bio. The company owns 6.39M of the company's shares outstanding (worth $6.29M).