{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-22-021670","form_type":"8-K","ticker":"SLDP","cik":"0001844862","company_name":"Solid Power, Inc.","filed_at":"2022-02-14T23:59:59+00:00","discovered_at":"2026-05-14T18:04:08.802651+00:00","generated_at":"2026-06-27T08:32:37.233523+00:00","sec_items":["5.02","8.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"Solid Power appoints Aleksandra Miziolek to board, adds automotive expertise","bullets":["Board size increased to nine; Miziolek appointed Class II director effective Feb 10, 2022, term until 2023 annual meeting.","Miziolek brings over 35 years of auto industry experience; previously SVP and Chief Transformation Officer at Cooper-Standard Holdings (NYSE: CPS).","She also served as SVP, General Counsel, and Chief Compliance Officer at Cooper-Standard; earlier 31 years at law firm Dykema Gossett.","Miziolek will serve on Compensation and Nominating/Corporate Governance committees; compensated per outside director policy.","Annual meeting scheduled for May 25, 2022; record date March 31, 2022."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-22-021670","json":"https://secwatch.observer/filing/0001104659-22-021670.json","markdown":"https://secwatch.observer/filing/0001104659-22-021670.md","text":"https://secwatch.observer/filing/0001104659-22-021670.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1844862/000110465922021670/0001104659-22-021670-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1844862/000110465922021670/tm226555d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-27T08:32:37.233523+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":[{"claim_id":"9be7523d12","claim":"Aleksandra Miziolek was appointed as director at Solid Power, Inc..","evidence_excerpt":"Effective on February 10, 2022, the Board of Directors (the “Board”) of Solid Power, Inc. (the “Company”) increased the size of the Board from eight directors to nine directors and filled the newly created vacancy by appointing Aleksandra Miziolek as a director of the Company.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1844862/000110465922021670/0001104659-22-021670-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}