WRB
W. R. Berkley Corporation · Financial Services · Insurance - Property & Casualty
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2024
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 154 | +3 | 169.31M | $11.96B | +7 | −5 |
| Q1 2026 | 155 | 0 | 169.37M | $11.23B | +5 | −6 |
| Q4 2025 | 154 | -3 | 198.67M | $13.93B | +1 | −3 |
| Q3 2025 | 22 | -1 | 111.59M | $8.55B | +1 | −3 |
| Q2 2025 | 21 | +1 | 94.67M | $6.95B | +2 | −1 |
| Q1 2025 | 17 | +1 | 32.68M | $2.32B | +1 | n/a |
| Q4 2024 | 16 | 0 | 32.24M | $1.89B | +1 | −1 |
| Q3 2024 | 15 | 0 | 16.99M | $961.87M | +2 | −2 |
| Q2 2024 | 15 | n/a | 11.87M | $932.35M | n/a | n/a |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Geode Capital Management ✦ (passive) | 5.13M | n/a | $403.20M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 2 | Norges Bank ✦ (passive) | 3.82M | n/a | $300.49M | 0.0% | n/c | 1 | SEC ↗ |
| 3 | Arrowstreet Capital ✦ | 693.02K | n/a | $54.46M | 0.0% | n/c | 1 | SEC ↗ |
| 4 | Wellington Management ✦ | 612.79K | n/a | $48.15M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 5 | AQR Capital Management ✦ | 599.11K | n/a | $47.08M | 0.1% | n/c | 1 | SEC ↗ ×5 |
| 6 | Citadel Advisors ✦ | 461.79K | n/a | $36.29M | 0.0% | n/c | 1 | SEC ↗ |
| 7 | T. Rowe Price ✦ | 276.90K | n/a | $21.76M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 8 | GAMCO Investors ✦ | 64.71K | n/a | $5.08M | 0.1% | n/c | 1 | SEC ↗ |
| 9 | D. E. Shaw & Co. ✦ | 62.17K | n/a | $4.89M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 10 | Markel Group ✦ | 40.50K | n/a | $3.18M | 0.0% | n/c | 1 | SEC ↗ |
| 11 | Two Sigma Investments ✦ | 35.22K | n/a | $2.77M | 0.0% | n/c | 1 | SEC ↗ |
| 12 | Marshall Wace ✦ | 29.65K | n/a | $2.33M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 13 | Millennium Management ✦ | 17.78K | n/a | $1.40M | 0.0% | n/c | 1 | SEC ↗ |
| 14 | Gotham Asset Management ✦ | 10.97K | n/a | $862,023 | 0.0% | n/c | 1 | SEC ↗ |
| 15 | Bridgewater Associates ✦ | 5.30K | n/a | $416,710 | 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): 915 holders, 275.59M shares, $17.98B 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.