{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-090998","form_type":"8-K","ticker":"RMBS","cik":"0000917273","company_name":"RAMBUS INC","filed_at":"2023-04-04T23:59:59+00:00","discovered_at":"2026-05-14T18:03:42.798541+00:00","generated_at":"2026-06-17T06:43:29.628904+00:00","sec_items":["1.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.8,"calibrated_materiality_score":0.8,"confidence":"high","headline":"Rambus extends patent license with SK hynix through 2034; ~$440M expected over term","bullets":["Amendment extends SK hynix license by 10 years to July 1, 2034, effective July 1, 2024.","New quarterly cash payment mechanism averages ~$11M (~$440M over the extended term).","Amendment adds coverage for SK hynix's acquisition of Intel's NAND flash business (Solidigm).","Payments start higher, adjust lower in 2029; certain acquisitions can increase quarterly payments.","Rambus also grants SK hynix a right to license transferred/assigned patents for life of patents."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-090998","json":"https://secwatch.observer/filing/0001193125-23-090998.json","markdown":"https://secwatch.observer/filing/0001193125-23-090998.md","text":"https://secwatch.observer/filing/0001193125-23-090998.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/917273/000119312523090998/0001193125-23-090998-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/917273/000119312523090998/d688641d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-17T06:43:29.628904+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":"cdd8425449a7713961403c3c1b7faa7d7535dab7","claim":"RAMBUS INC amended Amendment No. 2 to Semiconductor Patent License Agreement with SK hynix Inc. valued at approximately $440,000,000 USD (effective 2023-03-31).","evidence_excerpt":"On March 31, 2023, Rambus Inc. (“Rambus”) and SK hynix Inc. (“SK hynix”) entered into Amendment No. 2 (the “Second Amendment”) to their Semiconductor Patent License Agreement","evidence_source":"SEC 8-K Item 1.01/1.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/917273/000119312523090998/0001193125-23-090998-index.htm","confidence":0.9,"family_label":"Material Agreements","details":[{"label":"Action","value":"amendment"},{"label":"Agreement","value":"license"},{"label":"Counterparty","value":"SK hynix Inc."},{"label":"Value","value":"approximately $440,000,000 USD"},{"label":"Effective","value":"2023-03-31"}],"fact_type":"material_agreement"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}