MMC insider trading

Financial Services

MARSH & MCLENNAN COMPANIES, INC. — scored insider trade history from SEC Form 4 filings, parsed and contextualised by FilingIQ.

Total Form 4 trades
798
Last 90 days
0
Buys / sells
1% / 19%
Market cap
$89.82B

About MARSH & MCLENNAN COMPANIES, INC.

Marsh & McLennan Companies, Inc., a professional services company, provides advisory services and insurance solutions to clients in the areas of risk, strategy, and people worldwide. It operates through Risk and Insurance Services, and Consulting segments. The Risk and Insurance Services segment offers risk management services, such as risk advice, risk transfer, and risk control and mitigation solutions, as well as insurance and reinsurance broking, strategic advisory services, and analytics solutions, and insurance program management services. It serves businesses, public entities, insurance companies, associations, professional services organizations, and private clients. The Consulting segment provides health, wealth and career advice, solutions and products; and specialized management, strategic, economic, and brand consulting services. Marsh & McLennan Companies, Inc. was founded in 1871 and is headquartered in New York, New York.

Company website: www.marshmclennan.com

MMC insider activity at a glance

FilingIQ has scored 798 insider transactions for MMC since Jan 10, 2015. The most recent filing in our index is dated Dec 1, 2025.

Across the full history, 5 open-market purchases and 148 open-market sales were filed under transaction codes P and S respectively. Compensatory share awards (code A) and option exercises (code M) are tracked separately and not counted here.

The average FilingIQ composite score on MMC insider trades is 65.9/100, produced by FilingIQ's multi-factor Form 4 model. Model framework documented at methodology.

Latest MMC Form 4 filings

Most recent disclosures. Sign up to filter by score, transaction code, or insider role.

Other Financial Services tickers with recent insider activity

13F funds holding MMC

Frequently asked

How many insider trades does FilingIQ track for MMC?
FilingIQ tracks 798 Form 4 insider transactions for MMC (MARSH & MCLENNAN COMPANIES, INC.), covering filings from Jan 10, 2015 onwards. 0 of those were filed in the last 90 days.
Are MMC insiders net buyers or net sellers?
Across the full Form 4 history for MMC, 5 transactions (1%) were open-market purchases and 148 (19%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.
Where does MMC insider data come from?
Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ parses the raw XML, normalises insider identity across reporting variations, and scores each trade on its multi-factor composite model.
What sector is MMC in?
MARSH & MCLENNAN COMPANIES, INC. (MMC) is classified in the Financial Services sector, specifically Insurance Brokers, with a current market capitalisation of $89.82B.

Methodology & sources

Every MMC insider transaction shown on FilingIQ is parsed directly from a public SEC Form 4 XML filing. Insider identity is normalised across reporting variants (CIK changes, name spellings, related-party indirect holdings). The FilingIQ composite score is documented in full on the team page and algo disclosure. Not investment advice; see disclaimer.