ACGL
Arch Capital Group Ltd. · Financial Services · Insurance - Diversified
Momentum inputs (comparable managers): holder breadth 0.0% · share flow -5.6% · net new positions 0.0% — formula
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2024
| 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 | Geode Capital Management ✦ (passive) | 10.83M | +2.4% | $1.21B | 0.1% | ▲ Add | 2 | SEC ↗ |
| 2 | Geode Capital Management ✦ (passive) | 10.83M | +2.4% | $1.21B | 0.1% | ▲ Add | 2 | SEC ↗ |
| 3 | Norges Bank ✦ (passive) | 4.65M | +0.3% | $520.37M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 4 | Wellington Management ✦ | 3.85M | -7.6% | $431.15M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 5 | Wellington Management ✦ | 3.85M | -7.6% | $431.15M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 6 | Wellington Management ✦ | 3.85M | -7.6% | $431.15M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 7 | Wellington Management ✦ | 3.85M | -7.6% | $431.15M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 8 | Wellington Management ✦ | 3.85M | -7.6% | $431.15M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 9 | Wellington Management ✦ | 3.85M | -7.6% | $431.15M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 10 | Wellington Management ✦ | 3.85M | -7.6% | $431.15M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 11 | Wellington Management ✦ | 3.85M | -7.6% | $431.15M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 12 | Capital World Investors ✦ | 1.71M | -46.7% | $191.12M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 13 | AQR Capital Management ✦ | 1.57M | -0.6% | $174.27M | 0.2% | ▼ Trim | 2 | SEC ↗ |
| 14 | AQR Capital Management ✦ | 1.57M | -0.6% | $174.27M | 0.2% | ▼ Trim | 2 | SEC ↗ |
| 15 | AQR Capital Management ✦ | 1.57M | -0.6% | $174.27M | 0.2% | ▼ Trim | 2 | SEC ↗ |
| 16 | AQR Capital Management ✦ | 1.57M | -0.6% | $174.27M | 0.2% | ▼ Trim | 2 | SEC ↗ |
| 17 | T. Rowe Price ✦ | 749.91K | -20.6% | $83.90M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 18 | T. Rowe Price ✦ | 749.91K | -20.6% | $83.90M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 19 | Millennium Management ✦ | 388.07K | +27.6% | $43.42M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 20 | Adage Capital Partners ✦ | 353.00K | -1.6% | $39.49M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 21 | Bridgewater Associates ✦ | 207.92K | +48.7% | $23.26M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 22 | Renaissance Technologies ✦ | 183.70K | +344.8% | $20.55M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 23 | Arrowstreet Capital ✦ | 180.04K | -17.2% | $20.14M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 24 | D. E. Shaw & Co. ✦ | 158.41K | -4.1% | $17.72M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 25 | D. E. Shaw & Co. ✦ | 158.41K | -4.1% | $17.72M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 26 | Citadel Advisors ✦ | 156.21K | New | $17.48M | 0.0% | New | 1 | SEC ↗ |
| 27 | Citadel Advisors ✦ | 156.21K | New | $17.48M | 0.0% | New | 1 | SEC ↗ |
| 28 | Two Sigma Investments ✦ | 32.59K | -80.8% | $3.65M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 29 | Gotham Asset Management ✦ | 14.49K | +19.9% | $1.62M | 0.0% | ▲ Add | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Citadel Advisors | $17.48M | 0.0% |
| Citadel Advisors | $17.48M | 0.0% |
Exited
| Marshall Wace | $1.21M | 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