LeonaBio, Inc. (LONA)
NASDAQ: LONA · Real-Time Price · USD
6.17
+0.87 (16.42%)
At close: Mar 9, 2026, 4:00 PM EDT
5.91
-0.26 (-4.21%)
After-hours: Mar 9, 2026, 7:55 PM EDT

Company Description

LeonaBio, Inc., clinical-stage biopharmaceutical company, focuses on developing small molecules to restore neuronal health and slow neurodegradation.

Its product pipeline includes ATH-1105 for the treatment of amyotrophic lateral sclerosis, which is in phase 1 clinical trial; ATH-1020 for the treatment of neurodegenerative diseases, which is phase 1 clinical trial, as well as early compounds which is in preclinical phase.

The company was formerly known as Athira Pharma, Inc. and changed its name to LeonaBio, Inc. in January 2026.

LeonaBio, Inc. was incorporated in 2011 and is headquartered in Bothell, Washington.

LeonaBio, Inc.
LeonaBio logo
Country United States
Founded 2011
IPO Date Sep 18, 2020
Industry Biotechnology
Sector Healthcare
Employees 26
CEO Mark Litton

Contact Details

Address:
18706 North Creek Parkway, Suite 104
Bothell, Washington 98011
United States
Phone 425 620 8501
Website leonabio.com

Stock Details

Ticker Symbol LONA
Exchange NASDAQ
Stock Type Common Stock
Fiscal Year January - December
Reporting Currency USD
CIK Code 0001620463
CUSIP Number 04746L203
ISIN Number US04746L2034
Employer ID 45-3368487
SIC Code 2836

Key Executives

Name Position
Dr. Mark J. Litton M.B.A., Ph.D. President, Chief Executive Officer and Director
Mark F. Worthington J.D. General Counsel, Chief Compliance Officer and Corporate Secretary
Dr. Javier San Martin M.D. Chief Medical Officer
Robert Renninger Chief Financial Officer
Dr. Kevin Church Ph.D. Chief Scientific Officer
Julie Rathbun Head of Investor Relations
Mark F. Kubik M.B.A. Chief Business Officer

Latest SEC Filings

Date Type Title
Mar 4, 2026 144 Filing
Feb 23, 2026 DEF 14A Other definitive proxy statements
Feb 6, 2026 SCHEDULE 13G/A Filing
Feb 4, 2026 PRE 14A Other preliminary proxy statements
Jan 20, 2026 S-3 Registration statement under Securities Act of 1933
Jan 20, 2026 S-3 Registration statement under Securities Act of 1933
Jan 16, 2026 SCHEDULE 13D/A Filing
Jan 9, 2026 8-K Current Report
Jan 8, 2026 SCHEDULE 13G/A Filing
Dec 23, 2025 SCHEDULE 13D/A Filing