secwatch.observer — SEC 8-K summary ====================================== Issuer: Solid Power, Inc. (SLDP) CIK: 0001844862 Form: 8-K Filed at: 2025-10-30T23:59:59+00:00 Accession: 0001104659-25-104388 Event type: other_material Sentiment: positive Materiality: 0.70 Item codes: 1.01, 7.01, 9.01 LLM model: deepseek-v4-flash:cloud@v2 Solid Power, Samsung SDI, BMW partner on all-solid-state battery demo vehicle ----------------------------------------------------------------------------- - Solid Power will supply sulfide-based solid electrolyte to Samsung SDI for cell fabrication. - Cells will be built by Samsung SDI and evaluated per BMW's performance requirements. - Partners aim to develop and supply ASSB cells for a demonstration vehicle. - BMW affiliate has right to nominate a director and send a non-voting observer to board meetings. - Agreement signed Oct 27, 2025; announced Oct 30, 2025. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1844862/000110465925104388/0001104659-25-104388-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1844862/000110465925104388/tm2529523d1_8k.htm HTML page: https://secwatch.observer/filing/0001104659-25-104388 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer