{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-066105","form_type":"8-K","ticker":"MRSH","cik":"0000062709","company_name":"MARSH & MCLENNAN COMPANIES, INC.","filed_at":"2023-03-09T23:59:59+00:00","discovered_at":"2026-05-14T18:03:47.760822+00:00","generated_at":"2026-06-18T07:53:16.553608+00:00","sec_items":["1.01","8.01","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"Marsh & McLennan prices $600M of 5.450% Senior Notes due 2053","bullets":["Priced $600 million aggregate principal of 5.450% Senior Notes due 2053.","Net proceeds from the offering will be used for general corporate purposes.","Closing expected on March 9, 2023, subject to customary conditions.","Joint book-running managers are Barclays, HSBC, and Morgan Stanley.","Offered under an effective shelf registration statement (S-3) filed July 2021."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-066105","json":"https://secwatch.observer/filing/0001193125-23-066105.json","markdown":"https://secwatch.observer/filing/0001193125-23-066105.md","text":"https://secwatch.observer/filing/0001193125-23-066105.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/62709/000119312523066105/0001193125-23-066105-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/62709/000119312523066105/d357357d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-18T07:53:16.553608+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":"b4efd5646f3bdd71a4bd433125753b6ea3c45292","claim":"MARSH & MCLENNAN COMPANIES, INC. entered into Underwriting Agreement with Barclays Capital Inc., HSBC Securities (USA) Inc. and Morgan Stanley & Co. LLC valued at $600 million aggregate principal amount of its 5.450% Senior Notes due 2053 (effective 2023-03-06).","evidence_excerpt":"On March 6, 2023, Marsh & McLennan Companies, Inc. (the “Company”) entered into an underwriting agreement (attached hereto as Exhibit 1.1 and incorporated herein by reference) with Barclays Capital Inc., HSBC Securities (USA) Inc. and Morgan Stanley & Co. LLC, as representatives of the several underwriters named therein (the “Underwriters”), pursuant to which the Underwriters agreed to purchase from the Company $600 million aggregate principal amount of its 5.450% Senior Notes due 2053 (the “Notes”).","evidence_source":"SEC 8-K Item 1.01/1.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/62709/000119312523066105/0001193125-23-066105-index.htm","confidence":0.9,"family_label":"Material Agreements","details":[{"label":"Action","value":"entry"},{"label":"Agreement","value":"underwriting"},{"label":"Counterparty","value":"Barclays Capital Inc., HSBC Securities (USA) Inc. and Morgan Stanley & Co. LLC"},{"label":"Value","value":"$600 million aggregate principal amount of its 5.450% Senior Notes due 2053"},{"label":"Effective","value":"2023-03-06"}],"fact_type":"material_agreement"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}