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ALL
Market cap
$35980381
EPS
-9.38
P/E ratio
--
Price to sales
2.36
Dividend yield
--
Beta
2.049257
Previous close
$5.74
Today's open
$5.70
Day's range
$5.34 - $5.71
52 week range
$3.00 - $8.40
show more
CEO
Yalonda Howze
Employees
115
Headquarters
Cambridge, MA
Exchange
Nasdaq Global Select
Shares outstanding
6737899
Issue type
Common Stock
Healthcare
Biotechnology & Life Sciences
XOMA Royalty Enters into Agreement to Acquire Generation Bio
- Acquisition provides XOMA Royalty with potential milestone and royalty payments under Generation Bio's collaboration with Moderna -
GlobeNewsWire • Dec 15, 2025

Shareholder Alert: The Ademi Firm investigates whether Generation Bio Co. is obtaining a Fair Price for its Public Shareholders
MILWAUKEE , Dec. 15, 2025 /PRNewswire/ -- The Ademi Firm is investigating Generation Bio (Nasdaq: GBIO) for possible breaches of fiduciary duty and other violations of law in its recently announced transaction with XOMA Royalty Corporation. Click here to learn how to join our investigation and obtain additional information or contact us at [email protected] or toll-free: 866-264-3995.
PRNewsWire • Dec 16, 2025

GBIO Stock Alert: Halper Sadeh LLC is Investigating Whether the Sale of Generation Bio Co. is Fair to Shareholders
NEW YORK--(BUSINESS WIRE)--Halper Sadeh LLC, an investor rights law firm, is investigating whether the sale of Generation Bio Co. (NASDAQ: GBIO) to XOMA Royalty Corporation for $4.2913 per share and one non-transferable contingent value right per share entitling holders to receive potential payments under certain conditions is fair to Generation Bio shareholders. Halper Sadeh encourages Generation Bio shareholders to click here to learn more about their legal rights and options or contact Danie.
Business Wire • Dec 16, 2025

Generation Bio Announces Third Quarter 2025 Financial Results
CAMBRIDGE, Mass., Nov. 05, 2025 (GLOBE NEWSWIRE) -- Generation Bio Co. (Nasdaq: GBIO), a biotechnology company, today reported third quarter financial results.
GlobeNewsWire • Nov 5, 2025

Generation Bio Announces CEO Transition
• Geoff McDonough, MD to step down as CEO & President and become Chair of the Company's Board of Directors • Current Chief Legal Officer Yalonda Howze, JD named Interim CEO & President CAMBRIDGE, MASS., Oct. 22, 2025 (GLOBE NEWSWIRE) -- Generation Bio Co. (Nasdaq: GBIO), a biotechnology company working to change what's possible for people living with T cell-driven autoimmune diseases, today announced that Geoff McDonough, MD will step down as Chief Executive Officer and President, and will Chair the company's Board of Directors.
GlobeNewsWire • Oct 22, 2025

Generation Bio Announces New Data for Its Novel ctLNP Delivery System and Early T Cell Programs and Reports Second Quarter 2025 Financial Results
• New data confirm highly selective profile of cell-targeted lipid nanoparticle (ctLNP) and first-ever siRNA delivery to T cells in non-human primates • Lead siRNA candidates show potent knockdown of LAT1 and VAV1, targets potentially relevant to T cell-driven autoimmune diseases • Company is evaluating strategic alternatives to maximize value of its delivery system and potential therapeutics for T cell-driven autoimmune diseases for shareholders • Cash balance of $141.4M as of June 30, 2025 • Recent litigation settlement extinguishes lease liability CAMBRIDGE, Mass., Aug. 12, 2025 (GLOBE NEWSWIRE) -- Generation Bio Co. (Nasdaq: GBIO), a biotechnology company working to change what's possible for people living with T cell-driven autoimmune diseases, today announced new data demonstrating that its cell-targeted lipid nanoparticle (ctLNP) system selectively delivered siRNA to T cells in non-human primates, reinforcing the company's belief that its ctLNP has the ability to deliver diverse genetic medicine payloads to multiple new cell types.
GlobeNewsWire • Aug 12, 2025

Generation Bio Co. (GBIO) Reports Q2 Loss, Misses Revenue Estimates
Generation Bio Co. (GBIO) came out with a quarterly loss of $3.12 per share versus the Zacks Consensus Estimate of a loss of $2.8. This compares to a loss of $3.1 per share a year ago.
Zacks Investment Research • Aug 12, 2025

Generation Bio Announces 1-for-10 Reverse Stock Split
CAMBRIDGE, Mass., July 18, 2025 (GLOBE NEWSWIRE) -- Generation Bio Co. (Nasdaq: GBIO), a biotechnology company working to change what's possible for people living with T cell-driven autoimmune diseases, today announced that it will implement a 1-for-10 reverse stock split of the issued shares of the Company's common stock (“Reverse Stock Split”), effective at 5:00 pm Eastern Time on July 21, 2025. The Reverse Stock Split was approved by the Company's stockholders at the Company's Annual Meeting of Stockholders held on June 4, 2025, with the final ratio subsequently determined by the Company's Board of Directors. One of the primary goals of the Reverse Stock Split is to increase the per-share market price of the Company's common stock to enable the Company to regain compliance with the minimum bid price requirement for continued listing on the Nasdaq Global Select Market.
GlobeNewsWire • Jul 18, 2025

Generation Bio Announces Inducement Grant under Nasdaq Listing Rule 5635(c)(4)
CAMBRIDGE, Mass., July 07, 2025 (GLOBE NEWSWIRE) -- Generation Bio Co. (Nasdaq:GBIO), a biotechnology company working to change what's possible for people living with T cell-driven autoimmune diseases, today announced that, on July 1, 2025, the company granted equity awards to one new employee, pursuant to the company's 2025 Inducement Stock Incentive Plan, as an inducement material to such new employee's entering into employment with the company in accordance with Nasdaq Listing Rule 5635(c)(4).
GlobeNewsWire • Jul 7, 2025

Generation Bio to Present at the 2025 Jefferies Global Healthcare Conference
CAMBRIDGE, Mass., May 28, 2025 (GLOBE NEWSWIRE) -- Generation Bio Co. (Nasdaq:GBIO), a biotechnology company working to change what's possible for people living with T cell-driven autoimmune diseases, announced that Geoff McDonough, M.D.
GlobeNewsWire • May 28, 2025

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