{"schema_version":"secwatch.filing_event.v1","accession":"0001564590-21-044631","form_type":"8-K","ticker":"LONA","cik":"0001620463","company_name":"LeonaBio, Inc.","filed_at":"2021-08-16T23:59:59+00:00","discovered_at":"2026-05-14T18:04:18.900491+00:00","generated_at":"2026-06-29T09:58:27.172380+00:00","sec_items":["2.02","9.01"],"event_type":"earnings","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Athira Pharma Q2 net loss $14.0M; advances Alzheimer's trials; open label extension initiated","bullets":["Net loss $14.0M ($0.38/sh) vs $2.0M loss in Q2 2020; R&D expenses $12.0M (up from $1.7M).","Cash and investments $349.9M as of June 30, 2021, up from $268.2M at year-end 2020.","Open label extension started for LIFT-AD and ACT-AD trials; topline data ACT-AD by H1 2022, LIFT-AD by end 2022.","Phase 2 trial of ATH-1017 for Parkinson's disease dementia targeted to start by end 2021; IND for ATH-1020 by end 2021.","COO Mark Litton assumes day-to-day leadership; board chair Tadataka Yamada died; Kelly Romano appointed chair."],"urls":{"canonical":"https://secwatch.observer/filing/0001564590-21-044631","json":"https://secwatch.observer/filing/0001564590-21-044631.json","markdown":"https://secwatch.observer/filing/0001564590-21-044631.md","text":"https://secwatch.observer/filing/0001564590-21-044631.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1620463/000156459021044631/0001564590-21-044631-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1620463/000156459021044631/atha-8k_20210816.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-29T09:58:27.172380+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}