ACGL
Arch Capital Group Ltd. · Financial Services · Insurance - Diversified
Momentum inputs (comparable managers): holder breadth 0.0% · share flow -6.5% · net new positions 0.0% — formula
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 160 | +1 | 246.91M | $23.99B | +6 | −4 |
| Q1 2026 | 161 | -1 | 250.56M | $24.03B | +2 | −4 |
| Q4 2025 | 161 | -1 | 274.58M | $26.33B | +1 | −1 |
| Q3 2025 | 21 | +2 | 133.72M | $12.13B | +2 | −1 |
| Q2 2025 | 17 | 0 | 115.43M | $10.51B | — | — |
| Q1 2025 | 14 | 0 | 38.20M | $3.67B | +1 | −1 |
| Q4 2024 | 14 | -2 | 40.87M | $3.77B | +1 | −3 |
| Q3 2024 | 15 | 0 | 25.03M | $2.80B | +1 | −1 |
| Q2 2024 | 15 | — | 26.53M | $2.67B | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | State Street Global Advisors ✦ (passive) | 17.00M | 0.0% | $1.63B | 0.1% | ▲ Add | 2 | SEC ↗ |
| 2 | Geode Capital Management ✦ (passive) | 10.39M | -5.7% | $996.07M | 0.1% | ▼ Trim | 4 | SEC ↗ |
| 3 | Geode Capital Management ✦ (passive) | 10.39M | -5.7% | $996.07M | 0.1% | ▼ Trim | 4 | SEC ↗ |
| 4 | Norges Bank ✦ (passive) | 4.71M | -0.6% | $452.72M | 0.1% | ▼ Trim | 4 | SEC ↗ |
| 5 | Wellington Management ✦ | 2.07M | -18.1% | $199.24M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 6 | Wellington Management ✦ | 2.07M | -18.1% | $199.24M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 7 | Wellington Management ✦ | 2.07M | -18.1% | $199.24M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 8 | Wellington Management ✦ | 2.07M | -18.1% | $199.24M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 9 | Wellington Management ✦ | 2.07M | -18.1% | $199.24M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 10 | Wellington Management ✦ | 2.07M | -18.1% | $199.24M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 11 | Wellington Management ✦ | 2.07M | -18.1% | $199.24M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 12 | Wellington Management ✦ | 2.07M | -18.1% | $199.24M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 13 | AQR Capital Management ✦ | 1.16M | -14.3% | $111.55M | 0.1% | ▼ Trim | 4 | SEC ↗ |
| 14 | AQR Capital Management ✦ | 1.16M | -14.3% | $111.55M | 0.1% | ▼ Trim | 4 | SEC ↗ |
| 15 | AQR Capital Management ✦ | 1.16M | -14.3% | $111.55M | 0.1% | ▼ Trim | 4 | SEC ↗ |
| 16 | AQR Capital Management ✦ | 1.16M | -14.3% | $111.55M | 0.1% | ▼ Trim | 4 | SEC ↗ |
| 17 | AQR Capital Management ✦ | 1.16M | -14.3% | $111.55M | 0.1% | ▼ Trim | 4 | SEC ↗ |
| 18 | AQR Capital Management ✦ | 1.16M | -14.3% | $111.55M | 0.1% | ▼ Trim | 4 | SEC ↗ |
| 19 | Millennium Management ✦ | 754.69K | -8.1% | $72.59M | 0.1% | ▼ Trim | 4 | SEC ↗ |
| 20 | T. Rowe Price ✦ | 750.19K | +16.9% | $72.16M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 21 | T. Rowe Price ✦ | 750.19K | +16.9% | $72.16M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 22 | Adage Capital Partners ✦ | 417.10K | +11.1% | $40.12M | 0.1% | ▲ Add | 4 | SEC ↗ |
| 23 | Two Sigma Investments ✦ | 359.13K | +234.2% | $34.54M | 0.1% | ▲ Add | 4 | SEC ↗ |
| 24 | Bridgewater Associates ✦ | 249.18K | +40.0% | $23.97M | 0.1% | ▲ Add | 4 | SEC ↗ |
| 25 | Citadel Advisors ✦ | 189.49K | -43.1% | $18.22M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 26 | Citadel Advisors ✦ | 189.49K | -43.1% | $18.22M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 27 | Marshall Wace ✦ | 114.96K | -93.0% | $11.06M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 28 | Marshall Wace ✦ | 114.96K | -93.0% | $11.06M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 29 | Marshall Wace ✦ | 114.96K | -93.0% | $11.06M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 30 | Marshall Wace ✦ | 114.96K | -93.0% | $11.06M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 31 | D. E. Shaw & Co. ✦ | 24.81K | New | $2.39M | 0.0% | New | 1 | SEC ↗ |
| 32 | Gotham Asset Management ✦ | 16.28K | +5.1% | $1.57M | 0.0% | ▲ Add | 4 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| D. E. Shaw & Co. | $2.39M | 0.0% |
Exited
| Renaissance Technologies | $12.71M | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 2 holders, 660 shares, $12,857 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 · 11.01K sh · $1.09M
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology