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LONA

LeonaBio Inc

LONA

Market cap $74.8M

7.94 USD

+0.05

0.63%

At close Updated Aug 28, 4:00 PM EDT

1 day

0.63%

5 days

4.89%

1 month

13.92%

3 months

-17.63%

6 months

38.81%

Year to date

14.08%

1 year

100.51%

5 years

-92.55%

10 years

-95.36%

About: LeonaBio Inc is a clinical-stage biopharmaceutical company focused on the development of novel therapeutics for high unmet medical needs. Its key drug candidates, lasofoxifene and ATH-1105, are novel, small-molecule therapies with the potential to address treatment-resistant metastatic breast cancer and amyotrophic lateral sclerosis (ALS). LeonaBio is also exploring the use of other drug candidates that enhance the neurotrophic HGF system, including ATH-1020, to improve neuronal health and function in multiple neurological diseases. In addition, it is also focused on designing and testing new early compounds directed towards novel targets for a variety of clinical applications. The company operates as a single operating segment, developing and commercializing therapeutics.

Employees: 19

Healthcare Biotechnology

News

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Sentiment 3-Months

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LeonaBio Reports Second Quarter 2026 Financial Results and Provides Business Update

On Track to Complete Enrollment of Phase 3 ELAINE-3 Clinical Trial of Lasofoxifene in ER-positive (ER+), HER2-negative, ESR1-mutated Metastatic Breast Cancer in 4Q 2026 with Topline Data Expected in 2H 2027

LeonaBio Reports Second Quarter 2026 Financial Results and Provides Business Update

LeonaBio to Highlight Lasofoxifene in ER-positive (ER+), HER2-negative, ESR1-mutated Metastatic Breast Cancer at DAVA Oncology's 4th Summit on Breast Cancer

BOTHELL, Wash., Aug. 12, 2026 (GLOBE NEWSWIRE) -- LeonaBio, Inc. (NASDAQ: LONA), a clinical-stage biopharmaceutical company dedicated to the development of novel therapeutics for diseases with high unmet medical needs, today announced that its lead product candidate, lasofoxifene, will be featured in multiple presentations at Dava Oncology's 4th Summit on Breast Cancer taking place from August 18-22, 2026, in Kona, Hawaii.

LeonaBio to Highlight Lasofoxifene in ER-positive (ER+), HER2-negative, ESR1-mutated Metastatic Breast Cancer at DAVA Oncology's 4th Summit on Breast Cancer

LeonaBio Presents on ATH-1105 at 5th Annual ALS Drug Development Summit

BOTHELL, Wash., June 04, 2026 (GLOBE NEWSWIRE) -- LeonaBio, Inc. (NASDAQ: LONA), a clinical-stage biopharmaceutical company dedicated to the development of novel therapeutics for diseases with high unmet medical needs, today announced that Javier San Martin, MD, Chief Medical Officer of LeonaBio, delivered a presentation at the 5th Annual ALS Drug Development Summit taking place June 2-4, 2026 in Boston, Massachusetts.

LeonaBio Presents on ATH-1105 at 5th Annual ALS Drug Development Summit

LeonaBio to Participate in Upcoming Medical and Industry Meetings in June

BOTHELL, Wash., May 27, 2026 (GLOBE NEWSWIRE) -- LeonaBio, Inc. (NASDAQ: LONA), a clinical-stage biopharmaceutical company dedicated to the development of novel therapeutics for diseases with high unmet medical needs, today announced that it will participate in the 5th Annual ALS Drug Development Summit, taking place June 2-4, 2026 in Boston, MA, and the BIO International Convention, taking place June 22-25, 2026 in San Diego, CA.

LeonaBio to Participate in Upcoming Medical and Industry Meetings in June

LeonaBio Reports First Quarter 2026 Financial Results and Provides Business Update

Advancing Phase 3 Lasofoxifene Development Program of Novel Selective Estrogen Receptor Modulator, a Potential Multi-Billion Dollar Opportunity as Treatment Option for Patients with ESR1-Mutations Expects to Complete Enrollment of Phase 3 Clinical Trial of Lasofoxifene in Treatment-Resistant ER-positive, HER2-negative, ESR1-mutated Metastatic Breast Cancer in 4Q 2026 with Topline Data Anticipated in 2H 2027 On-track to Initiate Phase 2 Proof-of-Concept Study of ATH-1105 in ALS patients in 2H 2026 Recent Events Include Three Appointments to Board of Directors and Virtual Key Opinion Leader Event Highlighting Potential of Lasofoxifene BOTHELL, Wash., May 07, 2026 (GLOBE NEWSWIRE) -- LeonaBio, Inc.(NASDAQ: LONA), a clinical-stage biopharmaceutical company dedicated to the development of novel therapeutics for diseases with high unmet medical needs, today reported financial results for the quarter ended March 31, 2026, and provided recent pipeline and business updates.

LeonaBio Reports First Quarter 2026 Financial Results and Provides Business Update

LeonaBio Enhances Board of Directors with Appointments of Fred Callori, J.D., Natalie Holles and Peter B.

BOTHELL, Wash., May 07, 2026 (GLOBE NEWSWIRE) -- LeonaBio, Inc. (NASDAQ: LONA), a clinical-stage biopharmaceutical company dedicated to the development of novel therapeutics for diseases with high unmet medical needs, today announced the appointment of Fred Callori, J.D.

LeonaBio Enhances Board of Directors with Appointments of Fred Callori, J.D., Natalie Holles and Peter B.

LeonaBio, Inc. (LONA) Discusses Modulation and Combination Strategies in ER-Positive Metastatic Breast Cancer and the Role of Lasofoxifene Transcript

LeonaBio, Inc. (LONA) Discusses Modulation and Combination Strategies in ER-Positive Metastatic Breast Cancer and the Role of Lasofoxifene Transcript

LeonaBio, Inc. (LONA) Discusses Modulation and Combination Strategies in ER-Positive Metastatic Breast Cancer and the Role of Lasofoxifene Transcript

LeonaBio to Host Virtual Key Opinion Leader Event Highlighting Potential of Lasofoxifene in Treatment-Resistant ER+/HER2-, ESR1-Mutated Metastatic Breast Cancer

Management to be Joined by Two Clinical Leaders in the Breast Cancer Field Expected to Complete Enrollment in Ongoing ELAINE-3 Phase 3 Registrational Study of Lasofoxifene in Metastatic Breast Cancer in 4Q26 with Data Expected in 2H27 Webinar Event on Wednesday, April 29, 2026, at 12:00 p.m. ET BOTHELL, Wash.

LeonaBio to Host Virtual Key Opinion Leader Event Highlighting Potential of Lasofoxifene in Treatment-Resistant ER+/HER2-, ESR1-Mutated Metastatic Breast Cancer

LeonaBio Reports Full Year 2025 Financial Results and Provides Business Update

Acquired License to Phase 3 Lasofoxifene Development Program of Novel Selective Estrogen Receptor Modulator (SERM), a Potential Multi-Billion Dollar Opportunity as Treatment Option for Breast Cancer Patients with ESR1-Mutations

LeonaBio Reports Full Year 2025 Financial Results and Provides Business Update

LeonaBio Appoints Industry Veteran Mark F. Kubik as Chief Business Officer

Brings more than 25 years of biopharma business development and corporate strategy expertise Brings more than 25 years of biopharma business development and corporate strategy expertise

LeonaBio Appoints Industry Veteran Mark F. Kubik as Chief Business Officer

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