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Security record · archived quarter

WRB

W. R. Berkley Corporation · Financial Services · Insurance - Property & Casualty

75.42 +2.0% mkt cap $28.00B quote delayed (FMP) · as of Oct 16 22:08 UTC · separate from filing data below

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024
15Tracked holders
n/aΔ holders
11.87MShares held
$932.35MReported value
+0New positions
−0Exits
n/a How these are computed → Explain this at the Research Desk →

All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2024

Ownership over time
QuarterHoldersΔSharesReported valueNewExits
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
Holder count
Who holds it · Q2 2024
#ManagerSharesΔ sharesValueTheir weightHeld
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.

Frequently co-owned

What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.

Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR. Reporting period: Q2 2024 · Methodology · Get this via the API