MRSH Marsh McLennan
company
SEC Filings & Insider Trading Activity 2026

CIK: 62709
Financials
Insurance Agents, Brokers & Service 43 filings
S&P 500

Latest Marsh McLennan (MRSH) SEC EDGAR filings in 2026 — including the most recent 10-K annual report filed on February 9, 2026, a 10-Q quarterly report filed on October 16, 2025, an 8-K current report filed on April 16, 2026. SignalX aggregates every new 10-K annual report, 10-Q quarterly report, 8-K current report, and Form 4 insider transaction for Marsh McLennan (MRSH) (SEC CIK 62709), with AI-powered section-by-section summaries updated daily.

10-Q: 27
10-K: 9
8-K: 7

Latest 2026 SEC Filing Dates

10-K Annual Report
Feb 9, 2026
10-Q Quarterly Report
Oct 16, 2025
8-K Current Report
Apr 16, 2026

AI 10-K Annual Report Analysis
Latest 10-K (2025-12-31)

Risk Factors

  • Regulatory risk: Compliance costs and penalties under GDPR, CCPA, emerging EU AI Act impacting financial condition and reputation
  • Geopolitical threat: Exposure to conflict zones including Ukraine war, Middle East tensions, and Latin America impacting economic markets and client demand
+3 more insights

Management Discussion & Analysis

  • Revenue $27.0B, up 10% YoY ($2.5B increase), underlying growth 4%; Risk & Insurance Services +12%, Consulting +7%
  • Operating income $6.2B, up 7% YoY; Risk & Insurance margin 26.8% down from 28.4%, Consulting margin flat at 19.4%
+3 more insights

Business Overview

  • Core business model focused on risk management and consulting services (implied from company identity, no new business model details given)
  • No new products, services, or segments introduced or emphasized in the 2026 filing text provided
+3 more insights

AI 10-Q Quarterly Report Analysis
Latest 10-Q (2025-09-30)

Management Discussion & Analysis

  • Revenue $6.4B Q3 FY2025, up 11% YoY from $5.7B; nine months $20.4B, up 11% YoY from $18.4B
  • Operating income $1.17B Q3 FY2025, up 6% YoY; margin 18.4% vs prior year ~19.4%; nine months $5.0B, up 7% YoY

Risk Factors

  • No new or updated risk factors reported in current quarter versus 2024 10-K
  • Regulatory risk: ongoing global compliance with complex insurance and financial services laws remains critical
Read full Q3 2025 10-Q analysis →

AI 8-K Current Report Analysis
Recent 8-K Filings

Filed Mar 10, 2026
8-K
Full analysis →

Item 5.02: Departure/Appointment of Directors or Principal Officers

  • Nick Studer replaces Martin South as Marsh Risk CEO effective April 1, 2026; Studer has led Oliver Wyman since July 2021 and joined MMC in 1997
  • South transitions to SVP & Chief Client Officer, retaining Executive Committee seat and reporting to Group CEO John Doyle

Annual Reports Archive
10-K

AI-powered analysis of Marsh McLennan (MRSH) 10-K annual reports filed with SEC EDGAR.

Quarterly Reports Archive
10-Q

AI-powered analysis of Marsh McLennan (MRSH) 10-Q quarterly reports filed with SEC EDGAR.

Recent 8-K Filings
Current Reports

AI-powered analysis of Marsh McLennan (MRSH) 8-K current reports disclosing material events.

Financial Summary
XBRL

FY2022FY2023FY2024FY2025
Profitability
Revenue$20.7B$22.7B$24.5B$27.0B
Operating Income$4.3B$5.3B$5.8B$6.2B
Net Income$3.0B$3.8B$4.1B$4.2B
Op. Margin20.7%23.2%23.8%23.1%
Net Margin14.7%16.5%16.6%15.4%
Balance Sheet
Total Assets$33.5B$48.0B$56.5B$58.7B
Equity$10.7B$12.4B$13.5B$15.3B
ROE28.4%30.4%30.0%27.2%

Source: XBRL financial data from Marsh McLennan (MRSH) 10-K filings on SEC EDGAR. All figures in USD. Key metrics include revenue, net income, gross profit, gross profit margin, operating income, EPS (diluted), total assets, stockholders' equity, return on equity (ROE), operating cash flow, and capital expenditure.

Latest 2026 SEC Filings — 10-K, 10-Q, 8-K & Form 4

FormFiling DatePeriodAnalysisSEC
8-K
Apr 16, 2026
8-K
Apr 14, 2026
8-K
Mar 10, 2026Analysis
8-K
Feb 25, 2026Analysis
8-K
Feb 19, 2026
10-K
Feb 9, 2026Dec 31, 2025Analysis
8-K
Jan 29, 2026
8-K
Jan 14, 2026
10-Q
Oct 16, 2025Sep 30, 2025Analysis
10-Q
Jul 17, 2025Jun 30, 2025
10-Q
Apr 17, 2025Mar 31, 2025Analysis
10-K
Feb 10, 2025Dec 31, 2024
10-Q
Oct 17, 2024Sep 30, 2024
10-Q
Jul 18, 2024Jun 30, 2024
10-Q
Apr 18, 2024Mar 31, 2024
10-K
Feb 12, 2024Dec 31, 2023
10-Q
Oct 19, 2023Sep 30, 2023
10-Q
Jul 20, 2023Jun 30, 2023
10-Q
Apr 20, 2023Mar 31, 2023
10-K
Feb 13, 2023Dec 31, 2022
10-Q
Oct 20, 2022Sep 30, 2022
10-Q
Jul 21, 2022Jun 30, 2022
10-Q
Apr 21, 2022Mar 31, 2022
10-K
Feb 16, 2022Dec 31, 2021
10-Q
Oct 21, 2021Sep 30, 2021

Frequently Asked Questions

What are the latest MRSH SEC filings in 2026?

Marsh McLennan (MRSH) has filed a 10-K annual report on February 9, 2026, a 10-Q quarterly report on October 16, 2025, an 8-K current report on April 16, 2026 with the SEC. SignalX tracks every new SEC EDGAR filing daily, including 10-K, 10-Q, 8-K, and Form 4 insider transactions, with AI-powered summaries of key sections.

When did MRSH file its most recent 10-K annual report?

Marsh McLennan (MRSH) filed its most recent 10-K annual report on February 9, 2026. The 10-K includes audited financial statements, business overview, risk factors, and management discussion, all available on SignalX with AI-generated summaries and XBRL financial data.

How do I view MRSH 10-Q quarterly reports?

Marsh McLennan (MRSH)'s most recent 10-Q quarterly report was filed on October 16, 2025. SignalX displays every MRSH 10-Q with AI-generated summaries of the MD&A (Management Discussion & Analysis) and Risk Factors sections, plus links to the original SEC EDGAR document.

What 8-K current reports has MRSH filed recently?

Marsh McLennan (MRSH)'s most recent 8-K was filed on April 16, 2026. 8-K filings disclose material corporate events such as earnings releases, executive changes, mergers, and other significant developments. SignalX surfaces each 8-K with item-level summaries so you can quickly see what happened.

Where can I find MRSH insider trading activity (Form 4)?

SignalX aggregates every MRSH Form 4 insider transaction from SEC EDGAR. Form 4 reports show when officers, directors, and 10% shareholders buy or sell company stock, with transaction code, share count, and price per share.

How often does MRSH file with the SEC?

Marsh McLennan (MRSH) files a 10-K annual report once per year (typically within 60 days of fiscal year-end) and 10-Q quarterly reports three times per year. 8-K current reports are filed as needed when material events occur, and Form 4 insider transaction reports are due within two business days of a trade. SignalX monitors SEC EDGAR daily to surface every new MRSH filing with AI-powered analysis.

What is the difference between 10-K, 10-Q, and 8-K SEC filings?

A 10-K is a comprehensive annual report with audited financials, business overview, and risk factors. A 10-Q is a shorter quarterly report with unaudited financials and management discussion. An 8-K is a current report filed when a material event occurs — such as earnings releases, executive changes, acquisitions, or other significant developments. SignalX provides AI-generated summaries for all three filing types for Marsh McLennan (MRSH).

What is MRSH's SEC CIK number?

Marsh McLennan (MRSH)'s SEC CIK (Central Index Key) number is 62709. The CIK is a unique identifier assigned by the SEC to every filing entity. You can use CIK 62709 to look up all MRSH filings on SEC EDGAR, or browse them here on SignalX with AI-powered analysis.

Where can I find MRSH return on equity (ROE) and financial data?

SignalX extracts XBRL financial data from Marsh McLennan (MRSH) 10-K annual filings, including revenue, net income, gross profit, operating income, EPS, total assets, stockholders' equity, and operating cash flow. Return on equity (ROE) can be derived from net income divided by stockholders' equity. Multi-year financial trends are displayed in the Financial Summary table above.

Stay on top of Marsh McLennan SEC filings

Insider trading data, fund holdings, cross-signal detection, and AI-powered analysis for 43+ filings.