MARSH & MCLENNAN COMPANIES, INC. (MMC) is a publicly traded company in the Unknown sector. Across all available filings, 47 corporate insiders have executed 1008 transactions totaling $606.9M, demonstrating a bearish sentiment with -$602.8M in net insider flow. The most recent transaction on Dec 1, 2025 involved a transaction of 21,079 shares valued at $1.3M.
No significant insider buying has been recorded for MMC in the recent period.
No significant insider selling has been recorded for MMC in the recent period.
Based on recent SEC filings, insider sentiment for MMC is bearish with an Insider Alignment Score of 0/100 and a net flow of -$602.8M. Insiders are reducing their positions, though this can be driven by factors unrelated to company outlook.
Insider trading at MARSH & MCLENNAN COMPANIES, INC. (MMC) refers to stock transactions made by corporate insiders—executives, directors, and beneficial owners holding more than 10% of the company's shares. These individuals have access to material non-public information and are required by law to report their trades to the SEC within two business days. Currently, 47 insiders are actively trading MMC stock, having executed 1008 transactions in the past 90 days. The most active insider is Daniel S. Glaser (Executive), who has made 67 transactions totaling $289.7M.
Get notified when executives and directors at MMC file new Form 4 transactions
Date | Insider | Title | Type | Shares | Price | Value | Flags |
|---|---|---|---|---|---|---|---|
| Dec 1, 2025 | Q. Doyle John | Executive | Option Exercise | 21,079 | $63.09 | $1.3M | Large |
| Dec 1, 2025 | Q. Doyle John | Executive | Sale | 21,079 | $182.22 | $3.8M | Large |
| Nov 15, 2025 | A. Mills Steven | Executive | Award | 231 | $183.28 | $42.3K | |
| Sep 2, 2025 | Q. Doyle John | Executive | Sale | 21,079 | $205.65 | $4.3M | Large |
| Sep 2, 2025 | Q. Doyle John | Executive | Option Exercise | 21,079 | $63.09 | $1.3M | Large |
| Aug 15, 2025 | A. Mills Steven | Executive | Award | 204 | $208.06 | $42.4K | |
| Jul 30, 2025 | Anderson Anthony | Executive | Purchase | 500 | $201.03 | $100.5K | |
| Jul 29, 2025 | Anderson Anthony | Executive | Purchase | 500 | $202.20 | $101.1K | |
| Sep 5, 2024 | Beswick Paul | Executive | Sale | 2,169 | $232.00 | $503.2K | Large10b5-1 |
| Sep 5, 2024 | Beswick Paul | Executive | Option Exercise | 1,000 | $N/A | $0 | 10b5-1 |
| Aug 22, 2024 | C. Mcgivney Mark | Executive | Sale | 50,928 | $225.22 | $11.5M | Large10b5-1 |
| Aug 22, 2024 | C. Mcgivney Mark | Executive | Option Exercise | 50,928 | $118.87 | $6.1M | Large10b5-1 |
| Aug 15, 2024 | Fanjul Oscar | Executive | Award | 159.64 | $219.25 | $35.0K | |
| Aug 15, 2024 | Fanjul Oscar | Executive | Payment | 13.15 | $219.25 | $2.9K | |
| Aug 15, 2024 | A. Mills Steven | Executive | Award | 188 | $219.25 | $41.2K |
| TYPE | COUNT | VALUE | % |
|---|---|---|---|
Sale(S) | 204 | $604.9M | 65.0% |
Payment(F) | 230 | $211.1M | 22.7% |
Exercise(M) | 341 | $77.0M | 8.3% |
Other(J) | 2 | $18.6M | 2.0% |
Award(A) | 158 | $16.3M | 1.8% |
Purchase(P) | 15 | $2.1M | 0.2% |
Discretionary(I) | 2 | $630.1K | 0.1% |
Gift(G) | 56 | $0 | 0.0% |
Insider selling pressure at MARSH & MCLENNAN COMPANIES, INC. has increased, with 47 insiders executing 1008 transactions across all time. Total sales of $604.9M significantly outpace purchases of $2.1M, resulting in a net outflow of $602.8M. This selling activity appears largely discretionary, which may warrant closer attention from investors.