MRX
Marex Group Limited · Financial Services · Financial - Capital Markets
Momentum inputs (comparable managers):
holder breadth +25.0% ·
share flow -9.8% ·
net new positions +20.0%
— formula
Ownership fragmentation — more holders, smaller aggregate stake
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2024
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 82 | -1 | 42.09M | $2.52B | +11 | −11 |
| Q1 2026 | 85 | +3 | 37.24M | $1.65B | +8 | −5 |
| Q4 2025 | 83 | 0 | 35.18M | $1.35B | +1 | −1 |
| Q3 2025 | 18 | -1 | 15.20M | $511.18M | +1 | −3 |
| Q2 2025 | 17 | +3 | 10.90M | $430.16M | +4 | −1 |
| Q1 2025 | 11 | 0 | 2.90M | $102.43M | — | — |
| Q4 2024 | 11 | +1 | 3.26M | $101.72M | +1 | — |
| Q3 2024 | 10 | +2 | 2.30M | $54.35M | +2 | — |
| Q2 2024 | 8 | — | 2.55M | $51.02M | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Adage Capital Partners ✦ | 533.29K | -22.3% | $12.60M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 2 | Citadel Advisors ✦ | 493.16K | -41.3% | $11.65M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 3 | Citadel Advisors ✦ | 493.16K | -41.3% | $11.65M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 4 | Millennium Management ✦ | 456.10K | +9.4% | $10.77M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 5 | Marshall Wace ✦ | 401.89K | +17.0% | $9.49M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 6 | Marshall Wace ✦ | 401.89K | +17.0% | $9.49M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 7 | Renaissance Technologies ✦ | 141.60K | New | $3.34M | 0.0% | New | 1 | SEC ↗ |
| 8 | Two Sigma Investments ✦ | 128.71K | -8.1% | $3.04M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 9 | Geode Capital Management ✦ (passive) | 67.19K | -0.2% | $1.59M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 10 | Norges Bank ✦ (passive) | 50.00K | 0.0% | $1.18M | 0.0% | Held | 2 | SEC ↗ |
| 11 | Point72 Asset Management ✦ | 17.60K | +153.7% | $415,712 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 12 | Arrowstreet Capital ✦ | 11.42K | New | $269,788 | 0.0% | New | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Renaissance Technologies | $3.34M | 0.0% |
| Arrowstreet Capital | $269,788 | 0.0% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 204 holders, 52.03M shares, $2.16B 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, Director · 3.50K sh · $248,172
Officer, Director · 200 sh · $14,373
Officer · 12.25K sh · $742,842
Officer · 3.96K sh · $244,194
Officer · 455 sh · $28,311
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology