MRSH
Marsh & McLennan Companies, Inc. · Financial Services · Insurance - Brokers
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2024
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 178 | +6 | 364.63M | $60.79B | +10 | −3 |
| Q1 2026 | 174 | -8 | 365.16M | $63.36B | +3 | −12 |
| Q4 2025 | 181 | +1 | 374.35M | $69.43B | +3 | −1 |
| Q3 2025 | 26 | 0 | 209.96M | $42.30B | +1 | −2 |
| Q2 2025 | 24 | +1 | 195.92M | $42.82B | +1 | — |
| Q1 2025 | 20 | -1 | 85.56M | $20.87B | — | −1 |
| Q4 2024 | 21 | 0 | 82.21M | $17.46B | +2 | −2 |
| Q3 2024 | 20 | 0 | 60.40M | $13.47B | +2 | −2 |
| Q2 2024 | 20 | — | 60.65M | $12.77B | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Capital World Investors ✦ | 17.67M | — | $3.72B | 0.6% | n/c | 1 | SEC ↗ |
| 2 | Geode Capital Management ✦ (passive) | 11.65M | — | $2.45B | 0.2% | n/c | 1 | SEC ↗ ×2 |
| 3 | T. Rowe Price ✦ | 10.58M | — | $2.23B | 0.3% | n/c | 1 | SEC ↗ ×2 |
| 4 | Wellington Management ✦ | 9.09M | — | $1.92B | 0.3% | n/c | 1 | SEC ↗ ×6 |
| 5 | Norges Bank ✦ (passive) | 6.08M | — | $1.28B | 0.2% | n/c | 1 | SEC ↗ |
| 6 | PRIMECAP Management ✦ | 2.87M | — | $605.13M | 0.4% | n/c | 1 | SEC ↗ |
| 7 | Markel Group ✦ | 706.50K | — | $148.87M | 1.5% | n/c | 1 | SEC ↗ ×2 |
| 8 | Renaissance Technologies ✦ | 339.60K | — | $71.56M | 0.1% | n/c | 1 | SEC ↗ |
| 9 | AQR Capital Management ✦ | 335.73K | — | $70.74M | 0.1% | n/c | 1 | SEC ↗ ×5 |
| 10 | Adage Capital Partners ✦ | 317.66K | — | $66.94M | 0.1% | n/c | 1 | SEC ↗ |
| 11 | Millennium Management ✦ | 311.20K | — | $65.58M | 0.1% | n/c | 1 | SEC ↗ |
| 12 | Two Sigma Investments ✦ | 212.75K | — | $44.83M | 0.1% | n/c | 1 | SEC ↗ |
| 13 | D. E. Shaw & Co. ✦ | 163.64K | — | $34.48M | 0.1% | n/c | 1 | SEC ↗ ×2 |
| 14 | Citadel Advisors ✦ | 156.59K | — | $33.00M | 0.0% | n/c | 1 | SEC ↗ |
| 15 | Marshall Wace ✦ | 99.10K | — | $20.88M | 0.0% | n/c | 1 | SEC ↗ |
| 16 | GAMCO Investors ✦ | 20.51K | — | $4.32M | 0.0% | n/c | 1 | SEC ↗ |
| 17 | Gotham Asset Management ✦ | 13.62K | — | $2.87M | 0.0% | n/c | 1 | SEC ↗ |
| 18 | Arrowstreet Capital ✦ | 5.99K | — | $1.26M | 0.0% | n/c | 1 | SEC ↗ |
| 19 | Bridgewater Associates ✦ | 4.55K | — | $958,144 | 0.0% | n/c | 1 | SEC ↗ |
| 20 | Fisher Asset Management ✦ | 1.57K | — | $331,027 | 0.0% | n/c | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 1,521 holders, 432.43M shares, $71.20B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Officer · 1.20K sh · $224,915
Officer · 16.66K sh · $3.14M
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology