BLUE on NASDAQ

bluebird bio

American pharmaceutical company

Genetix Biotherapeutics (previously bluebird bio, Inc.) based in Somerville, Massachusetts, is a biotechnology company that develops gene therapies for severe genetic disorders. The company is owned by investment funds managed by The Carlyle Group and SK Capital Partners.3 From Wikipedia, CC BY-SA 4.0

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Last updated Oct 16, 2026.

Overview

Jan 1, 1992Founded1

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  • TickerBLUE on NASDAQ1
  • Industrybiotechnology1
  • HeadquartersCambridge1
  • Websitewww.bluebirdbio.com
  • Incorporated inDE4
  • Business address455 Grand Union Boulevard, Somerville, Ma 021454
  • Filer categoryNon-accelerated filer, Smaller reporting company4
bluebird bio image from its website
Image: bluebirdbio.com6

Genetix Biotherapeutics (previously bluebird bio, Inc.) based in Somerville, Massachusetts, is a biotechnology company that develops gene therapies for severe genetic disorders. The company is owned by investment funds managed by The Carlyle Group and SK Capital Partners.3

Financials

From the company’s reports to the SEC. Every number links to the filing it came from.

Key numbers, fiscal 2024

-6.7%Gross margin7
-322.8%Operating margin7
-287.3%Net margin7
188.3%Revenue growth, 20247
-$262.6MFree cash flow7

Where the money goes

Where each dollar of revenue went, fiscal 2024

  • Cost of revenue25¢$89.4M
  • Research and development27¢$94.3M
  • Selling, general and admin48¢$167.9M
  • Income tax0¢$70.0K

Out of $83.8M in revenue.7 The company lost money this year.

Financial statements

Revenue89107$83.8M in 2024+54% since 2018
0$25.0M$50.0M$75.0M$100.0M2018: $54.6M$54.6M20182019: $44.7M$44.7M2019−18%2020: $0$020202021: $3.7M$3.7M20212022: $2.7M$2.7M2022−25%2023: $29.1M$29.1M2023+961%2024: $83.8M$83.8M2024+188%
Gross profit107-$5.6M in 2024−14% since 2022
-$8.0M-$6.0M-$4.0M-$2.0M02022: -$6.5M-$6.5M20222023: -$4.0M-$4.0M2023−38%2024: -$5.6M-$5.6M2024+38%
Operating income11129107-$270.5M in 2024−53% since 2018
-$600.0M-$400.0M-$200.0M02018: -$572.0M-$572.0M20182019: -$563.0M-$563.0M2019−2%2020: -$559.3M-$559.3M2020−1%2021: -$590.9M-$590.9M2021+6%2022: -$250.2M-$250.2M2022−58%2023: -$244.3M-$244.3M2023−2%2024: -$270.5M-$270.5M2024+11%
Net income11129107-$240.7M in 2024−57% since 2018
-$1.0B-$750.0M-$500.0M-$250.0M02018: -$555.6M-$555.6M20182019: -$789.6M-$789.6M2019+42%2020: -$618.7M-$618.7M2020−22%2021: -$819.4M-$819.4M2021+32%2022: -$230.3M-$230.3M2022−72%2023: -$211.9M-$211.9M2023−8%2024: -$240.7M-$240.7M2024+14%
Fiscal year2018201920202021202220232024
Revenue$54.6M8$44.7M8$09$3.7M9$2.7M10$29.1M7$83.8M7
Cost of revenue$885.0K11$3.0M11$5.4M11$10.1M10$33.5M7$89.4M7
Gross profit-$6.5M10-$4.0M7-$5.6M7
Research and development$448.6M11$327.1M12$319.3M9$319.9M9$200.4M10$167.7M7$94.3M7
Selling, general and admin$174.1M11$235.8M12$239.9M9$210.0M9$140.3M10$165.5M7$167.9M7
Operating income-$572.0M11-$563.0M12-$559.3M9-$590.9M9-$250.2M10-$244.3M7-$270.5M7
Interest$6.3M10$16.4M10
Income tax$187.0K11-$545.0K12$686.0K9$258.0K9$117.0K10-$126.0K7$70.0K7
Net income-$555.6M11-$789.6M12-$618.7M9-$819.4M9-$230.3M10-$211.9M7-$240.7M7
Earnings per share-$14.3112-$9.959-$11.899-$2.9310-$38.597-$24.847
Earnings per share (diluted)-$14.3112-$9.959-$11.899-$2.9310-$38.597-$24.847

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The story

The company was founded as Genetix Pharmaceuticals in April 1992 by MIT faculty members Philippe Leboulch and Irving London.

From 2001 to 2005, Walter Ogier was chief executive officer of Genetix. At that time, the company was focused on the development of LentiglobinTM for the treatment of sickle cell disease and thalassemia major (beta-thalassemia), the two most globally prevalent severe human genetic diseases.

In September 2010, preliminary results of clinical trials of LentiglobinTM at Hospital Necker in Paris, France, were published in Nature by Marina Cavazzana and company founder Philippe Leboulch. Stable transfusion (21 months) independence was successfully achieved by a patient with severe beta-thalassemia who had been treated with Lentiglobin 2 years earlier. This represented the first-ever long term correction of a major human genetic disease by gene therapy.

Also in September 2010, the company was renamed bluebird bio and Nick Leschly was named chief executive officer.

In June 2013, the company became a public company via an initial public offering, raising $116 million.

In June 2014, the company acquired Precision Genome Engineering Inc. for up to $156 million.

In November 2017, Celgene, now Bristol-Myers Squibb (BMS), announced a collaboration with bluebird bio regarding bb2121 Anti-BCMA chimeric antigen receptor T cell therapy. In May 2020, the Food and Drug Administration (FDA) issued a refusal to file letter to BMS and bluebird bio's marketing application seeking approval of idecabtagene vicleucel (ide-cel) for patients with heavily pre-treated relapsed and refractory multiple myeloma. In September 2020, the FDA accepted bluebird's marketing application for ide-cel in and established a PDUFA goal date of March 27, 2021. Ide-cel is a BCMA-directed genetically modified autologous CAR-T-cell immunotherapy.

In August 2018, the company announced a collaboration with Regeneron Pharmaceuticals to discover, develop and commercialize new cell therapies for cancer.

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In November 2021, the company completed the corporate spin-off of 2seventy bio, focused on oncology.

In 2022 and 2024, the company laid off 25-30% of its staff.

In June 2025, investment funds managed by The Carlyle Group and SK Capital Partners acquired the company and increased its funding. It subsequently rebranded as Genetix Biotherapeutics in 2025. In 2025, its CEO was David Meek.

From Wikipedia’s article on Genetix Biotherapeutics, shared under CC BY-SA 4.0.5

Products and brands

Zynteglo: In June 2019, the company received approval from the European Commission to market in the EU betibeglogene autotemcel (Zynteglo), a medication for the treatment of the beta thalassemia group of inherited blood disorders. Bluebird received the FDA's approval for the treatment in August 2022. The FDA granted Zynteglo orphan drug and breakthrough therapy designations for the treatment of TDT.

Skysona: In July 2021 the company received approval from the European Commission to market elivaldogene autotemcel (Skysona) for the treatment of adrenoleukodystrophy.

Lyfgenia: In December 2023, the company received FDA approval of lovo-cel for the treatment of sickle cell disease in patients 12 years and older who have a history of vaso-occlusive events, with an announced wholesale acquisition cost of $3.1 million. Lyfgenia carries a boxed warning of potential risk for hematologic malignancy (blood cancer) in treated patients. bluebird has introduced outcomes-based contracts for Lyfgenia; these contracts involve a three-year patient monitoring period following treatment, during which payers will not be required to pay the full price if a patient is hospitalized due to vasco-occlusive events related to sickle cell disease. Since Lyfgenia's approval, bluebird has successfully secured two significant reimbursement agreements with distinct insurance providers, collectively providing coverage for approximately 200 million individuals in the United States.

From Wikipedia’s article on Genetix Biotherapeutics, shared under CC BY-SA 4.0.5

Former names

  • Genetix Pharmaceuticals IncJun 14, 2004 to Mar 19, 20104

Timeline

  1. Jun 19, 2013Went public Listed on NASDAQ1
  2. Jan 1, 1992Founded Founded1

Recent filings

  1. Jun 3, 20254
  2. Jun 3, 20254
  3. Jun 3, 20254
  4. Jun 3, 20254
  5. Jun 3, 20254
  6. Jun 3, 20254
  7. Jun 3, 20254
  8. Jun 3, 20254
  9. Jun 3, 20254
  10. Jun 3, 20254
  11. Jun 3, 20254
  12. Jun 3, 20254
  13. Jun 3, 20254
  14. Jun 2, 20258-K
  15. May 14, 20258-K

Every filing from the last three years, summarized. The full record is on SEC EDGAR.2