{"schema_version":"secwatch.filing_event.v1","accession":"0001141391-23-000167","form_type":"8-K","ticker":"MA","cik":"0001141391","company_name":"Mastercard Inc","filed_at":"2023-12-11T23:59:59+00:00","discovered_at":"2026-05-14T18:03:28.340632+00:00","generated_at":"2026-06-07T14:42:26.340370+00:00","sec_items":["5.03","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.45,"calibrated_materiality_score":0.45,"confidence":"high","headline":"Mastercard amends bylaws to tighten stockholder proposal and director nomination procedures","bullets":["Amendments clarify procedural requirements for stockholder proposals and director nominations, including notice delivery and nominee limits.","Enhanced disclosure requirements for nominating stockholders and nominees, with update and supplement obligations.","New requirement for stockholders to represent intent to solicit proxies under Rule 14a-19 and provide evidence of compliance.","Modifications to Board action sections and updates to reflect Delaware General Corporation Law changes."],"urls":{"canonical":"https://secwatch.observer/filing/0001141391-23-000167","json":"https://secwatch.observer/filing/0001141391-23-000167.json","markdown":"https://secwatch.observer/filing/0001141391-23-000167.md","text":"https://secwatch.observer/filing/0001141391-23-000167.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1141391/000114139123000167/0001141391-23-000167-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1141391/000114139123000167/ma-20231205.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-07T14:42:26.340370+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":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}