Generation Bio Co. - Common stock (GBIO)
5.8806
+1.8306 (45.20%)
NASDAQ · Last Trade: Aug 13th, 10:52 AM EDT
Detailed Quote
Previous Close | 4.050 |
---|---|
Open | 5.220 |
Bid | 5.880 |
Ask | 5.910 |
Day's Range | 5.150 - 6.136 |
52 Week Range | 3.004 - 29.40 |
Volume | 3,590,550 |
Market Cap | 39.60M |
PE Ratio (TTM) | -5.445 |
EPS (TTM) | -1.1 |
Dividend & Yield | N/A (N/A) |
1 Month Average Volume | 350,685 |
Chart
About Generation Bio Co. - Common stock (GBIO)
Generation Bio Co. is a biotechnology company focused on the development of innovative gene therapies designed to treat genetic diseases. The company leverages its proprietary, immunity-resistant gene therapy platform, which enables the delivery of genetic material to target cells while minimizing immune responses. By working to create durable and targeted therapies, Generation Bio aims to address a range of conditions, including rare genetic disorders, with the goal of improving patients' lives through transformative treatments. Their approach emphasizes precision and efficacy, paving the way for advancements in the field of genetic medicine. Read More
News & Press Releases
Let's have a look at what is happening on the US markets on Wednesday. Below you can find the gap up and gap down stocks in today's session.
Via Chartmill · August 13, 2025
Wondering what's happening in Wednesday's pre-market session? Find an overview in this article.
Via Chartmill · August 13, 2025
Via Benzinga · August 13, 2025
Generation Bio on Tuesday said that it is evaluating strategic alternatives to maximize the value of its assets for shareholders and implementing a strategic restructuring expected to result in a 90% reduction in workforce.
Via Stocktwits · August 13, 2025
Shares of Sapiens International Corporation NV (NASDAQ:SPNS) rose sharply in pre-market trading after it announced on Wednesday that it will be acquired by global private equity firm Advent in an all-cash transaction
Via Benzinga · August 13, 2025
Via Benzinga · August 12, 2025
After the closing bell on Tuesday, let's take a glimpse of the US markets and explore the top gainers and losers in today's after-hours session.
Via Chartmill · August 12, 2025
• New data confirm highly selective profile of cell-targeted lipid nanoparticle (ctLNP) and first-ever siRNA delivery to T cells in non-human primates
By Generation Bio Co. · Via GlobeNewswire · August 12, 2025
Curious about what's happening in today's session? Check out the latest stock movements and price changes.
Via Chartmill · July 18, 2025
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.
By Generation Bio Co. · Via GlobeNewswire · July 18, 2025
Via Benzinga · July 16, 2025
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).
By Generation Bio Co. · Via GlobeNewswire · July 7, 2025
Discover the top movers in Friday's after-hours session and stay informed about the post-market dynamics.
Via Chartmill · June 27, 2025

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., president and chief executive officer, will present at the Jefferies Global Healthcare Conference on Wednesday, June 4th at 8:10 a.m. ET.
By Generation Bio Co. · Via GlobeNewswire · May 28, 2025
Let's have a look at what is happening on the US markets after the closing bell on Friday. Below you can find the top gainers and losers in today's after hours session.
Via Chartmill · May 9, 2025
Via Benzinga · May 7, 2025
- Company continues to advance its strategy to develop first-in-class treatments for T cell-driven autoimmune diseases using its cell-targeted lipid nanoparticle (ctLNP) technology to deliver siRNA
By Generation Bio Co. · Via GlobeNewswire · May 7, 2025
CAMBRIDGE, Mass., April 02, 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., president and chief executive officer, will participate in a fireside chat at the 24th Annual Needham Virtual Healthcare Conference on Wednesday, April 9th at 12:45 p.m. ET.
By Generation Bio Co. · Via GlobeNewswire · April 2, 2025
- Company is applying its T cell-selective lipid nanoparticle to develop siRNA therapeutics for T cell-driven autoimmune diseases
By Generation Bio Co. · Via GlobeNewswire · March 13, 2025

CAMBRIDGE, Mass., Feb. 24, 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., president and chief executive officer, will present at the TD Cowen 45th Annual Health Care Conference on Monday, March 3, 2025 at 9:10 a.m. ET in Boston.
By Generation Bio Co. · Via GlobeNewswire · February 24, 2025

Wondering what's happening in today's after-hours session? Stay tuned for the latest updates on stock movements.
Via Chartmill · January 31, 2025

Via Benzinga · January 15, 2025