# Marsh & Mclennan Companies (MRSH): who owns it

6 value investors held Marsh & Mclennan Companies in their Q3 2026 13F, led by Jensen Investment Management, Harris Associates (Oakmark), Markel Group…

## 13F holders

| Manager | Portfolio | Value | Change | Quarters held |
| --- | --- | --- | --- | --- |
| Jensen Investment Management | 4.0% | $164m | Trimmed -14% | 21 |
| Harris Associates (Oakmark) | 1.9% | $1.4bn | Added +68% | 2 |
| Markel Group | 1.0% | $127m | Unchanged | 50 |
| Horizon Kinetics | 0.3% | $23.3m | Trimmed -7.5% | 22 |
| First Pacific Advisors (FPA) | 0.3% | $20.2m | Added +12% | 2 |
| AKO Capital | 0.0% | $0k | Sold out | 12 |
| Mairs & Power | 0.0% | $200k | Trimmed -7.7% | 19 |
| Yacktman Asset Management | 0.0% | $0k | Sold out | 3 |

## Directors buying and selling (Form 4, last 12 months)

| Date | Who | Role | Bought or sold | Shares | Value |
| --- | --- | --- | --- | --- | --- |
| 2026-09-02 | Doyle John Q | President and CEO | Sold | 16656 | $3.1m |
| 2026-09-02 | Brennan Katherine | SVP and General Counsel | Sold | 1197 | $225k |
| 2026-08-06 | Jones John Jude | Chief Marketing Officer | Sold | 6500 | $1.2m |
| 2026-07-29 | Beswick Paul | SVP, Chief Information Officer | Sold | 713 | $141k |
| 2026-07-28 | South Martin | Chief Client Officer | Sold | 7100 | $1.3m |
| 2026-07-23 | Yates Lloyd M | Director | Sold | 12000 | $2.1m |

## Fund holders

| Fund | Manager | Weight | Value | As at |
| --- | --- | --- | --- | --- |
| Jensen Quality Growth Fund | Jensen Investment Management | 4.1% | $122m | 2026-05-31 |
| Horizon Kinetics Inflation Beneficiaries ETF | Horizon Kinetics | 1.5% | $22.0m | 2026-06-30 |

Source: SEC filings, via moatshark (https://www.moatshark.com/s/mrsh). Values traded and returns are estimates. Not investment advice. Built 2026-10-21.