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Athira Pharma, Inc. — Investor Relations & Filings

Ticker · ATHA ISIN · US04746L1044 LEI · 529900CSS4S4X8VY5C81 US Manufacturing
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Filings indexed 398 across all filing types
Latest filing 2026-05-11 Annual Report
Country US United States of America
Listing US ATHA

About Athira Pharma, Inc.

https://www.athira.com/

Athira Pharma, Inc. is a late clinical-stage biopharmaceutical company focused on developing small molecule therapeutics to address neurodegenerative diseases. The company's approach centers on creating novel compounds designed to activate the body's natural repair mechanisms to restore neuronal health and slow disease progression. These potential therapies aim to promote regeneration and provide neuroprotection. Athira's pipeline candidates are being evaluated in clinical trials to determine their safety and efficacy.

Recent filings

Filing Released Lang Actions
ARS - LeonaBio, Inc. (0001620463) (Filer)
Annual Report
2026-05-11 English
S-8 - LeonaBio, Inc. (0001620463) (Filer)
Capital/Financing Update Classification · 95% confidence The document is a filing fee calculation table related to a registration statement on Form S-8 for LeonaBio, Inc. It details securities to be registered under an employee stock purchase plan, including fee calculations and offering notes. This type of document is typically part of a capital raising or securities registration process, specifically related to new share issuance or employee stock plans. It is not an annual report, earnings release, or management discussion. It is not a proxy, voting result, or governance document. The content aligns with announcements related to capital structure changes or financing activities. Therefore, the most appropriate classification is Capital/Financing Update (CAP). The document length is short and focused on fee calculation tables, not a full report or announcement of a report publication, so it is not RPA or RNS. Confidence is high due to clear references to registration fees and securities offerings under an employee stock plan.
2026-04-01 English
S-1/A - LeonaBio, Inc. (0001620463) (Filer)
Regulatory Filings Classification · 95% confidence The document is a SEC filing titled 'Pre-Effective Amendment No. 1 to Form S-3 on Form S-1 Registration Statement' filed by LeonaBio, Inc. It is a registration statement under the Securities Act of 1933, related to the registration of shares for sale by selling stockholders. The document includes detailed information about the securities being registered, selling stockholders, use of proceeds, risk factors, and other disclosures typical of a prospectus. It is not a financial report, earnings release, or management discussion. It is a regulatory filing related to securities registration and offering, specifically a registration statement amendment. Therefore, it fits best under the category of Regulatory Filings (RNS), which covers general regulatory announcements and compliance documents that do not fit other specific categories.
2026-03-31 English
10-K - LeonaBio, Inc. (0001620463) (Filer)
Annual Report FY 2025
2026-03-31 English
8-K/A - LeonaBio, Inc. (0001620463) (Filer)
Regulatory Filings Classification · 95% confidence The document is a Form 8-K/A (Amendment No. 2) filed with the SEC, which is a Current Report used to disclose material events or corporate changes. It discusses the completion of an acquisition (Sermonix Transaction), amendments to prior filings, and includes exhibits such as license agreements and securities purchase agreements. The document does not contain comprehensive financial statements or detailed financial performance data typical of Annual Reports or Interim Reports. It is an amendment to a previously filed 8-K, providing updated information about a transaction and related disclosures. Therefore, this filing is best classified as a Regulatory Filing (RNS), which is the fallback category for miscellaneous SEC filings that do not fit other specific categories like Annual Report, Earnings Release, or M&A filings.
2026-03-31 English
8-K - LeonaBio, Inc. (0001620463) (Filer)
Board/Management Information Classification · 95% confidence The document is a Form 8-K filed with the SEC, which is a current report used to announce major events that shareholders should know about. The content includes detailed information about a special meeting of stockholders, voting results on multiple proposals including approval of an equity incentive plan, issuance of shares, and amendment to the certificate of incorporation to increase authorized shares. It also includes information about changes in equity plans and stock issuances. The document does not contain financial statements or quarterly/yearly financial results, nor is it a transcript or presentation. It primarily reports on governance-related matters such as stockholder votes and board-approved plans. Therefore, it fits best under the category of Board/Management Information (MANG), which covers announcements of changes in the company's board or senior management and related governance actions. The document is detailed and substantive, not a brief announcement or proxy solicitation material, so it is not PSI or RPA. Confidence is high given the clear focus on governance and stockholder meeting results.
2026-03-19 English

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