{"schema_version":"secwatch.filing_event.v1","accession":"0001899287-26-000005","form_type":"8-K","ticker":"AMPX","cik":"0001899287","company_name":"Amprius Technologies, Inc.","filed_at":"2026-02-03T23:59:59+00:00","discovered_at":"2026-05-14T18:02:36.716310+00:00","generated_at":"2026-05-16T05:24:42.589254+00:00","sec_items":["1.02"],"event_type":"other_material","sentiment":"negative","materiality_score":0.7,"calibrated_materiality_score":0.7,"confidence":"high","headline":"Amprius Technologies terminates Colorado lease with $20M termination fee","bullets":["Lease termination for 774,155 sq ft facility in Brighton, CO effective Jan 31, 2026.","Termination fee of $20,000,000 paid to landlord Starboard Platform Brighton JV.","Security deposit of $1,200,000 letter of credit to be returned by Feb 5, 2026.","Annual base rent was ~$300,000 plus ~$190,000 additional rent; lease was 15-year term from June 2024."],"urls":{"canonical":"https://secwatch.observer/filing/0001899287-26-000005","json":"https://secwatch.observer/filing/0001899287-26-000005.json","markdown":"https://secwatch.observer/filing/0001899287-26-000005.md","text":"https://secwatch.observer/filing/0001899287-26-000005.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1899287/000189928726000005/0001899287-26-000005-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1899287/000189928726000005/ampx-20260130.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T05:24:42.589254+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":"a3bd7bceb6be4b518b19bf55e4cca6f2207ef4bf","claim":"Amprius Technologies, Inc. terminated Lease Termination with Starboard Platform Brighton JV, LLC valued at $20,000,000 (effective 2026-01-30).","evidence_excerpt":"On January 30, 2026, Amprius Technologies, Inc. (the \"Company\") entered into a lease termination agreement (the “Lease Termination”) with Starboard Platform Brighton JV, LLC (the “Landlord”) to terminate the Company’s existing lease (the \"Lease\")","evidence_source":"SEC 8-K Item 1.01/1.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1899287/000189928726000005/0001899287-26-000005-index.htm","confidence":0.9,"family_label":"Material Agreements","details":[{"label":"Action","value":"termination"},{"label":"Agreement","value":"lease"},{"label":"Counterparty","value":"Starboard Platform Brighton JV, LLC"},{"label":"Value","value":"$20,000,000"},{"label":"Effective","value":"2026-01-30"}],"fact_type":"material_agreement"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}