Berkley W R Corp
WRB- Exchange
- NYSE
- Industry
- Fire, Marine & Casualty Insurance
- SEC CIK
- 0000011544
No open-market purchases or sales by Berkley W R Corp insiders were filed in the last 90 days; 958 institutions reported holding it in 13F filings for Q2 2026, worth $19.7B in total; Markel Group is the only superinvestor holding it.
Key figures
- Market capClose on Nov 11, 2026
- $28.5B
- Insider buysOpen market, last 90 days
- 0
- Insider sellsOpen market, last 90 days
- 0
- 13F holdersQ2 2026, +35 vs. previous quarter
- 958
- 13F valueReported value at the end of Q2 2026
- $19.7B
- Superinvestors holdingAt the end of Q2 2026
- 1
Price chart
Financials
See financial statementsFrom SEC filings, in USD.
- Revenue, FY2025
- $14.7B
- +7.8% year over year
- Net income, FY2025
- $1.78B
- +1.3% year over year
- Free cash flow, FY2025
- –
- No comparable prior period
- Revenue, Q3 FY2026
- $3.74B
- −0.8% year over year
Revenue flow, FY2025
Green is profit; orange is costs, expenses and taxes. Percentages are shares of revenue.
Short interest
See short dataFrom FINRA, settlement date Oct 30, 2026.
- Short interest
- 12.2M
- Shares sold short
- Change
- +40.8K
- +0.3% vs. previous
- Days to cover
- 4.64
- At average daily volume
Superinvestors holding WRB, Q2 2026
Go to the superinvestors tab1 superinvestor reports holding Berkley W R Corp on Form 13F. Percentages are the stock's share of each portfolio.
Latest insider trades
See all insider tradesOpen-market purchases and sales by Berkley W R Corp insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Mar 3, 2026 (view filing)8:00 PM ET | Mar 2-3 | 1 day | Mitsui Sumitomo Insurance Co Ltd and 1 other10% Owner | PPurchase | +258.2K | $72.61 | +$18.7M | +0.4%58.8M after | 4 lots10b5-1 |
| Feb 27, 2026 (view filing)7:30 PM ET | Feb 26-27 | 1 day | Mitsui Sumitomo Insurance Co Ltd and 1 other10% Owner | PPurchase | +300.0K | $71.65 | +$21.5M | +0.5%58.5M after | 3 lots10b5-1 |
| Feb 25, 2026 (view filing)8:02 PM ET | Feb 23-25 | 2 days | Mitsui Sumitomo Insurance Co Ltd and 1 other10% Owner | PPurchase | +553.7K | $71.13 | +$39.4M | +1.0%58.2M after | 6 lots10b5-1 |
| Feb 20, 2026 (view filing)7:34 PM ET | Feb 19-20 | 1 day | Mitsui Sumitomo Insurance Co Ltd and 1 other10% Owner | PPurchase | +505.6K | $70.70 | +$35.7M | +0.9%57.7M after | 3 lots10b5-1 |
| Feb 18, 2026 (view filing)6:30 PM ET | Feb 17-18 | 1 day | Mitsui Sumitomo Insurance Co Ltd and 1 other10% Owner | PPurchase | +566.4K | $70.92 | +$40.2M | +1.0%57.2M after | 3 lots10b5-1 |
| Feb 13, 2026 (view filing)8:30 PM ET | Feb 12-13 | 1 day | Mitsui Sumitomo Insurance Co Ltd and 1 other10% Owner | PPurchase | +40.0K | $70.93 | +$2.84M | +0.1%56.6M after | 5 lots10b5-1 |
| Feb 11, 2026 (view filing)8:30 PM ET | Feb 9-11 | 2 days | Mitsui Sumitomo Insurance Co Ltd and 1 other10% Owner | PPurchase | +98.0K | $69.68 | +$6.83M | +0.2%56.6M after | 7 lots10b5-1 |
| Feb 6, 2026 (view filing)8:46 PM ET | Feb 5-6 | 1 day | Mitsui Sumitomo Insurance Co Ltd and 1 other10% Owner | PPurchase | +40.0K | $70.88 | +$2.84M | +0.1%56.5M after | 4 lots10b5-1 |
| Feb 4, 2026 (view filing)7:45 PM ET | Feb 2-4 | 2 days | Mitsui Sumitomo Insurance Co Ltd and 1 other10% Owner | PPurchase | +315.2K | $68.05 | +$21.5M | +0.6%56.4M after | 6 lots10b5-1 |
| Jan 30, 2026 (view filing)7:30 PM ET | Jan 29-30 | 1 day | Mitsui Sumitomo Insurance Co Ltd and 1 other10% Owner | PPurchase | +485.0K | $68.22 | +$33.1M | +0.9%56.1M after | 3 lots10b5-1 |
Top 10 13F holders, Q2 2026
See all 958 holdersThe largest institutional positions in Berkley W R Corp at the end of Q2 2026; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Mitsui Sumitomo Insurance Co Ltd | 58,780,450 | $4.15B | 100.00% | 00.0% | Unchanged |
| BlackRock, Inc. | 21,934,626 | $1.55B | 0.02% | −1,345,982−5.8% | Reduced |
| Vanguard Capital Management LLC | 18,690,969 | $1.32B | 0.03% | −234,872−1.2% | Reduced |
| Vanguard Portfolio Management LLC | 14,550,971 | $1.03B | 0.05% | −199,262−1.4% | Reduced |
| State Street Corp | 14,126,628 | $1.00B | 0.03% | −278,782−1.9% | Reduced |
| Geode Capital Management, LLC | 8,268,721 | $588.5M | 0.03% | +39,067+0.5% | Added |
| Morgan Stanley | 8,252,790 | $582.1M | 0.03% | −2,159,675−20.7% | Reduced |
| Kayne Anderson Rudnick Investment Management LLC | 6,377,064 | $449.8M | 1.40% | −1,395,149−18.0% | Reduced |
| Invesco Ltd. | 5,028,284 | $354.6M | 0.03% | −23,481−0.5% | Reduced |
| Goldman Sachs Group Inc | 4,158,216 | $293.3M | 0.03% | +1,306,932+45.8% | Added |
Holders of 5% or more of WRB
See all 3 holders and filingsHolders whose latest Schedule 13D or 13G filing reports 5% or more of Berkley W R Corp.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Berkley William R Jr | 13D/A | 25.67%95.6M shares | – | Jul 21, 20261 filing | Jul 21, 2026 | SEC |
| Berkley William R | 13D/A | 25.51%95.6M shares | +0.37 ppfrom 25.14% | Dec 11, 20252 filings | Mar 5, 2026 | SEC |
| Mitsui Sumitomo Insurance Co Ltd | 13D/A | 15.80%58.8M shares | +0.10 ppfrom 15.70% | Dec 11, 20255 filings | Jun 4, 2026 | SEC |
Politician trades
All politician trades in WRB3 members of Congress reported 24 trades in Berkley W R Corp since 2020. Newest filings:
| Filed | Politician | Type | Amount |
|---|---|---|---|
| Jul 2, 2026 |  Gilbert Ray Cisneros, Jr. House · CA | Sell (partial) | $1K-$15K |
| Jun 8, 2026 | Gilbert Ray Cisneros, Jr. House · CA | Sell (partial) | $1K-$15K |
| Jun 8, 2026 | Gilbert Ray Cisneros, Jr. House · CA | Sell (partial) | $1K-$15K |
| Jun 8, 2026 | Gilbert Ray Cisneros, Jr. House · CA | Sell (partial) | $1K-$15K |
| Jun 8, 2026 | Gilbert Ray Cisneros, Jr. House · CA | Sell (partial) | $1K-$15K |
House · CA · Jul 2, 2026
Sell (partial)$1K-$15K
House · CA · Jun 8, 2026
Sell (partial)$1K-$15K
House · CA · Jun 8, 2026
Sell (partial)$1K-$15K
House · CA · Jun 8, 2026
Sell (partial)$1K-$15K
House · CA · Jun 8, 2026
Sell (partial)$1K-$15K