secwatch.observer — SEC 8-K summary ====================================== Issuer: Atara Biotherapeutics, Inc. (ATRA) CIK: 0001604464 Form: 8-K Filed at: 2026-06-26T20:15:14+00:00 Accession: 0001193125-26-285498 Event type: leadership Sentiment: neutral Materiality: 0.70 Item codes: 5.02 LLM model: deepseek-v4-flash:cloud@v2 Atara CAO to depart July 17; Kevin Sarney appointed interim CFO --------------------------------------------------------------- - Yanina Grant-Huerta, Chief Accounting Officer, notified on June 22 that employment ends July 17, 2026. - Board appointed Kevin G. Sarney (CRCFO) as interim CFO effective June 26; he serves as principal financial and accounting officer. - Sarney has over 25 years life science finance experience, previously at PwC and executive roles at public/private life science companies. - Sarney paid through CRCFO consulting; company pays hourly rate; no direct compensation from company. - Consulting agreement terminable on 30 days notice; Sarney enters standard indemnification. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1604464/000119312526285498/0001193125-26-285498-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1604464/000119312526285498/atra-20260622.htm HTML page: https://secwatch.observer/filing/0001193125-26-285498 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer