BLUE Insider Trading

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Notice: This stock is marked as potentially delisted. It may not be actively trading.

Insider Ownership Percentage: 1.40%

Insider Buying (Last 12 Months): $0.00

Insider Selling (Last 12 Months): $3,233.92

bluebird bio Insider Trading History Chart

bluebird bio Share Price & Price History

^$4.97

+0.30 (1.20%)

As of 06/2/2025 01:00 AM ET

bluebird bio Insider Trading History

Transaction Date	Insider Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
2/3/2025	Andrew Obenshain	CEO	Sell	86	$7.39	$635.54	18,485
2/3/2025	Thomas J Klima	Insider	Sell	122	$7.39	$901.58	8,378
1/6/2025	Andrew Obenshain	CEO	Sell	140	$9.24	$1,293.60	18,571
12/10/2024	Andrew Obenshain	CEO	Sell	48	$8.40	$403.20	18,712
2/5/2024	Andrew Obenshain	CEO	Sell	93	$18.00	$1,674.00	14,304
2/5/2024	Thomas J Klima	Insider	Sell	135	$18.00	$2,430.00	6,470
1/5/2024	Andrew Obenshain	CEO	Sell	158	$28.60	$4,518.80	14,398
1/5/2024	Richard A Colvin	Insider	Sell	29	$28.40	$823.60	6,256
12/6/2023	Christopher Krawtschuk	CFO	Sell	226	$90.40	$20,430.40	2,273
9/5/2023	Thomas J Klima	Insider	Sell	46	$75.80	$3,486.80	6,606
8/10/2023	Andrew Obenshain	CEO	Sell	846	$70.80	$59,896.80	14,597
6/2/2023	Thomas J Klima	Insider	Sell	206	$70.00	$14,420.00	6,652
1/11/2023	Andrew Obenshain	CEO	Sell	158	$156.00	$24,648.00	12,134
1/11/2023	Nick Leschly	Director	Sell	214	$156.00	$33,384.00	14,007
1/11/2023	Richard A Colvin	Insider	Sell	27	$156.00	$4,212.00	3,711

SEC Filings (Institutional Ownership Changes) for bluebird bio (NASDAQ:BLUE)

87.43% of bluebird bio stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

bluebird bio Institutional Trading History

Reporting Date	Hedge Fund	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
6/27/2025	Goldman Sachs Group Inc.	64,950	$0.32M	0.0%	+4.7%	0.663%
5/16/2025	Goldman Sachs Group Inc.	64,950	$0.32M	0.0%	+4.7%	0.663%
5/16/2025	Murchinson Ltd.	52,000	$0.25M	0.0%	N/A	0.531%
5/16/2025	AQR Capital Management LLC	22,098	$0.11M	0.0%	-17.6%	0.226%
5/14/2025	Groupe la Francaise	135,000	$0.68M	0.0%	N/A	1.379%
5/9/2025	Charles Schwab Investment Management Inc.	23,235	$0.11M	0.0%	-16.0%	0.237%
5/2/2025	Summit X LLC	25,045	$0.12M	0.0%	-33.5%	0.256%
4/29/2025	Bank of New York Mellon Corp	32,759	$0.16M	0.0%	+12.7%	0.335%
2/17/2025	Two Sigma Investments LP	19,382	$0.16M	0.0%	-95.7%	0.199%
2/17/2025	Nuveen Asset Management LLC	12,721	$0.11M	0.0%	-96.9%	0.131%
2/17/2025	Millennium Management LLC	19,674	$0.16M	0.0%	-98.8%	0.202%
2/17/2025	MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	5,628	$47K	0.0%	-98.6%	0.058%
2/17/2025	Lion Point Capital LP	78,912	$0.66M	3.4%	-95.0%	0.812%
2/17/2025	Deutsche Bank AG	20,063	$0.17M	0.0%	-78.2%	0.206%
2/17/2025	Bank of America Corp DE	53,548	$0.45M	0.0%	-96.2%	0.551%
2/17/2025	BNP Paribas Financial Markets	4,545	$38K	0.0%	-98.8%	0.047%
2/14/2025	Jane Street Group LLC	40,288	$0.34M	0.0%	-84.5%	0.414%
2/14/2025	Northern Trust Corp	81,700	$0.68M	0.0%	-94.7%	0.841%
2/14/2025	Tower Research Capital LLC TRC	3,077	$26K	0.0%	-79.6%	0.032%
2/14/2025	Dimensional Fund Advisors LP	10,906	$91K	0.0%	-98.2%	0.112%
2/13/2025	Barclays PLC	14,703	$0.12M	0.0%	-94.2%	0.151%
2/13/2025	Wells Fargo & Company MN	6,261	$52K	0.0%	-93.8%	0.064%
2/12/2025	Geode Capital Management LLC	233,514	$1.95M	0.0%	-95.0%	2.402%
2/12/2025	Alliancebernstein L.P.	14,723	$0.12M	0.0%	-95.0%	0.151%
2/12/2025	JPMorgan Chase & Co.	50,726	$0.42M	0.0%	-91.8%	0.522%
2/11/2025	Corebridge Financial Inc.	4,853	$40K	0.0%	-95.3%	0.050%
2/7/2025	Summit X LLC	37,644	$0.31M	0.1%	-93.4%	0.387%
2/7/2025	Regeneron Pharmaceuticals Inc.	21,000	$0.18M	0.0%	N/A	0.216%
2/6/2025	Charles Schwab Investment Management Inc.	27,652	$0.23M	0.0%	-95.0%	0.284%
2/4/2025	Bank of New York Mellon Corp	29,073	$0.24M	0.0%	-95.0%	0.299%
1/30/2025	Rhumbline Advisers	14,176	$0.12M	0.0%	-94.8%	0.146%
12/26/2024	JPMorgan Chase & Co.	621,856	$0.32M	0.0%	-2.2%	6.396%
11/19/2024	Barclays PLC	252,062	$0.13M	0.0%	+273.7%	2.593%
11/16/2024	Geode Capital Management LLC	4,683,042	$2.43M	0.0%	+3.7%	2.415%
11/15/2024	Barclays PLC	252,062	$0.13M	0.0%	+273.7%	0.130%
11/15/2024	Jane Street Group LLC	259,219	$0.14M	0.0%	-76.6%	0.134%
11/15/2024	State Street Corp	3,841,923	$2M	0.0%	+1.1%	1.981%
11/14/2024	Verition Fund Management LLC	81,127	$42K	0.0%	N/A	0.042%
11/14/2024	Captrust Financial Advisors	237,648	$0.12M	0.0%	+48.2%	0.123%
11/13/2024	BNP Paribas Financial Markets	371,224	$0.19M	0.0%	+2,270.2%	0.191%
11/13/2024	FMR LLC	2,481,965	$1.29M	0.0%	+8.1%	1.280%
10/3/2024	SG Americas Securities LLC	122,855	$64K	0.0%	+152.4%	0.112%
8/15/2024	Lion Point Capital LP	678,256	$0.67M	1.2%	-20.0%	0.620%
8/15/2024	The Manufacturers Life Insurance Company	29,811	$29K	0.0%	-50.6%	0.027%
8/15/2024	Millennium Management LLC	5,146,653	$5.07M	0.0%	-17.5%	4.707%
8/15/2024	AQR Capital Management LLC	1,334,519	$1.22M	0.0%	+315.3%	1.221%
8/14/2024	Masters Capital Management LLC	975,000	$0.96M	0.1%	-2.5%	0.892%
8/14/2024	ProShare Advisors LLC	37,399	$37K	0.0%	-21.7%	0.034%
8/9/2024	Renaissance Technologies LLC	791,504	$0.78M	0.0%	-63.8%	0.724%
8/9/2024	Dimensional Fund Advisors LP	748,299	$0.74M	0.0%	-54.6%	0.684%
8/2/2024	Allegheny Financial Group LTD	25,000	$25K	0.0%	N/A	0.023%
8/1/2024	Rhumbline Advisers	292,436	$0.29M	0.0%	+25.4%	0.267%
7/29/2024	Principal Financial Group Inc.	28,583	$28K	0.0%	-26.8%	0.026%
7/26/2024	Bank of New York Mellon Corp	685,757	$0.68M	0.0%	+19.4%	0.627%
7/12/2024	SG Americas Securities LLC	48,670	$48K	0.0%	-39.2%	0.045%
5/16/2024	Bayesian Capital Management LP	40,443	$52K	0.0%	N/A	0.037%
5/15/2024	Price T Rowe Associates Inc. MD	54,714	$71K	0.0%	+113.7%	0.050%
5/14/2024	American International Group Inc.	94,371	$0.12M	0.0%	+77.4%	0.086%
5/10/2024	Vanguard Group Inc.	10,498,460	$13.44M	0.0%	+19.6%	9.602%
5/7/2024	SG Americas Securities LLC	80,032	$0.10M	0.0%	+458.8%	0.073%
5/1/2024	BNP Paribas Financial Markets	102,100	$0.13M	0.0%	-80.6%	0.093%
5/1/2024	Mirae Asset Global Investments Co. Ltd.	325,111	$0.42M	0.0%	+38.4%	0.297%
5/1/2024	Sequoia Financial Advisors LLC	40,085	$51K	0.0%	+48.0%	0.037%
4/29/2024	China Universal Asset Management Co. Ltd.	36,580	$47K	0.0%	+189.2%	0.033%
4/10/2024	Enterprise Bank & Trust Co	30,000	$38K	0.0%	N/A	0.027%
3/14/2024	HBK Investments L P	1,500,000	$2.07M	0.0%	N/A	1.372%
2/26/2024	Virtu Financial LLC	229,542	$0.32M	0.0%	N/A	0.210%
2/15/2024	PFM Health Sciences LP	2,042,651	$2.82M	0.2%	-66.2%	1.868%
2/15/2024	Birchview Capital LP	321,200	$0.44M	0.4%	-29.4%	0.294%
2/14/2024	Masters Capital Management LLC	1,000,000	$1.38M	0.1%	N/A	0.915%
2/14/2024	Pennant Investors LP	87,400	$0.12M	0.0%	N/A	0.080%
2/14/2024	Ghisallo Capital Management LLC	3,150,000	$4.35M	0.4%	N/A	2.881%
2/14/2024	Vestal Point Capital LP	2,150,000	$2.97M	0.3%	N/A	1.966%
2/13/2024	Tower Research Capital LLC TRC	44,844	$62K	0.0%	+108.9%	0.041%
2/13/2024	Rafferty Asset Management LLC	1,425,873	$1.97M	0.0%	-4.4%	1.304%
2/12/2024	Monashee Investment Management LLC	500,000	$0.69M	0.1%	N/A	0.457%
2/12/2024	Weiss Asset Management LP	750,000	$1.04M	0.1%	N/A	0.686%
2/12/2024	Contrarius Investment Management Ltd	1,206,506	$1.67M	0.1%	-7.8%	1.103%
2/9/2024	Dynamic Technology Lab Private Ltd	26,760	$37K	0.0%	N/A	0.024%
2/8/2024	Summit X LLC	178,952	$0.25M	0.1%	+10.2%	0.164%
2/8/2024	Panagora Asset Management Inc.	113,362	$0.16M	0.0%	-67.9%	0.104%
2/8/2024	Mitsubishi UFJ Asset Management Co. Ltd.	64,167	$88K	0.0%	-17.7%	0.059%
2/7/2024	Johnson Investment Counsel Inc.	27,889	$38K	0.0%	+111.1%	0.026%
2/7/2024	BNP Paribas Financial Markets	524,963	$0.72M	0.0%	+144.7%	0.480%
2/7/2024	Monaco Asset Management SAM	150,000	$0.21M	0.1%	N/A	0.137%
2/5/2024	Russell Investments Group Ltd.	84,601	$0.12M	0.0%	-14.2%	0.077%
2/1/2024	New York State Common Retirement Fund	190,685	$0.26M	0.0%	+67.0%	0.174%
1/26/2024	Cerity Partners LLC	59,623	$82K	0.0%	N/A	0.055%
1/26/2024	Sequoia Financial Advisors LLC	27,085	$37K	0.0%	N/A	0.025%
1/24/2024	Mirae Asset Global Investments Co. Ltd.	234,972	$0.32M	0.0%	-58.8%	0.215%
12/18/2023	Vanguard Group Inc.	5,617,460	$17.08M	0.0%	+0.8%	5.138%
12/7/2023	Hudson Bay Capital Management LP	327,500	$1M	0.0%	+9.2%	0.300%
12/1/2023	Wellington Management Group LLP	582,168	$1.77M	0.0%	+4.8%	0.532%
11/17/2023	Jacobs Levy Equity Management Inc.	1,841,584	$5.60M	0.0%	-11.9%	1.684%
11/14/2023	Caxton Associates LP	152,389	$0.46M	0.1%	+187.9%	0.139%
11/14/2023	Profund Advisors LLC	216,366	$0.66M	0.0%	-26.6%	0.198%
11/13/2023	Aigen Investment Management LP	11,305	$34K	0.0%	N/A	0.010%
11/13/2023	Rafferty Asset Management LLC	1,491,411	$4.53M	0.0%	-18.8%	1.364%
11/13/2023	Johnson Investment Counsel Inc.	13,209	$40K	0.0%	N/A	0.012%
11/13/2023	E Fund Management Co. Ltd.	66,978	$0.20M	0.0%	-24.4%	0.061%

Data available starting January 2016

bluebird bio, Inc., a biotechnology company, researches, develops, and commercializes gene therapies for severe genetic diseases. Its product candidates for severe genetic diseases include ZYNTEGLO (betibeglogene autotemcel) for the treatment of transfusion-dependent ß-thalassemia; lovotibeglogene autotemcel for the treatment of sickle cell disease (SCD); and SKYSONA (elivaldogene autotemcel) to treat cerebral adrenoleukodystrophy. The company's clinical development programs include HGB-205, HGB-206, and HGB-210 to evaluate the safety and efficacy of lovo-cel in the treatment of patients with SCD; and HGB-204, HGB-205, HGB-207, and HGB-212 to evaluate the safety and efficacy of beti-cel in the treatment of patients with ß-thalassemia. It has license agreement with Orchard Therapeutics Limited. The company was formerly known as Genetix Pharmaceuticals, Inc., and changed its name to bluebird bio, Inc. in September 2010. bluebird bio, Inc. was incorporated in 1992 and is headquartered in Somerville, Massachusetts.

Today's Range

Now: $4.97

$4.97

50 Day Range

MA: $4.78

$3.29

$5.00

52 Week Range

Now: $4.97

$3.20

$25.10

Volume

N/A

Average Volume

452,966 shs

Market Capitalization

$48.67 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

0.27

Who are the company insiders with the largest holdings of bluebird bio?: bluebird bio's top insider shareholders include:
Andrew Obenshain (CEO)
Thomas J Klima (Insider)
Richard A Colvin (Insider)
Christopher Krawtschuk (CFO)
Learn More about top insider investors at bluebird bio.