Over the last 12 months, Marsh & Mclennan Companies insiders reported no purchases and 5 sales totaling $7.5M across SEC Form 4 filings. 40% of the activity was filed under pre-arranged 10b5-1 trading plans.
| Date | Insider | Type | Shares | Avg price | Value | Δ stake | Marks |
|---|---|---|---|---|---|---|---|
| Aug 6, 2026 | Jones John JudeChief Marketing Officer · O | ▼ Sale | 6,500 | $191.96 | $1.2M | -81.5% | — |
| Jul 29, 2026 | Beswick PaulSVP, Chief Information Officer · O | ▼ Sale | 713 | $198 | $141K | -4.2% | plan |
| Jul 28, 2026 | South MartinChief Client Officer · O | ▼ Sale | 7,100 | $189.99 | $1.3M | -29.9% | — |
| Jul 23, 2026 | Yates Lloyd MD | ▼ Sale | 12,000 | $175.65 | $2.1M | -50% | — |
| Jun 2, 2026 | Doyle John QPresident and CEO · O | ▼ Sale | 16,656 | $161.71 | $2.7M | -12.5% | plan |
Corporate insiders — officers, directors and 10%+ owners — must report their trades to the SEC on Form 4 within two business days. We group each filing's transactions into one economic event (a laddered 10b5-1 sale is one event, not 25 rows), flag pre-arranged plans and late filings, and link every event to its AI-scored article in the $MRSH feed.