Stocks · Financials · Fire, Marine & Casualty Insurance

W. R. Berkley Corporation

WRB Clue Score64
United States Fiscal year ends December CIK 0000011544
71.91
-0.19%
Close, 9 Oct 2026 · USD

Price, with every insider trade on it

Closing prices, 12 months · point at a dot for who traded, or at the line for the close
71.91 on 9 Oct 2026
78 71 64 Oct 2025 Apr 2026 Oct 2026 13 Oct 2025 $77.45 14 Oct 2025 $78.46 15 Oct 2025 $76.39 16 Oct 2025 $73.65 17 Oct 2025 $74.05 20 Oct 2025 $73.48 21 Oct 2025 $75.00 22 Oct 2025 $75.02 23 Oct 2025 $75.24 24 Oct 2025 $75.03 27 Oct 2025 $75.26 28 Oct 2025 $72.61 29 Oct 2025 $71.40 30 Oct 2025 $71.54 31 Oct 2025 $71.34 3 Nov 2025 $71.78 4 Nov 2025 $74.05 5 Nov 2025 $74.72 6 Nov 2025 $74.58 7 Nov 2025 $74.97 10 Nov 2025 $75.84 11 Nov 2025 $76.35 12 Nov 2025 $76.65 13 Nov 2025 $76.96 14 Nov 2025 $77.00 17 Nov 2025 $77.10 18 Nov 2025 $77.50 19 Nov 2025 $76.69 20 Nov 2025 $77.30 21 Nov 2025 $78.10 24 Nov 2025 $77.53 25 Nov 2025 $77.92 26 Nov 2025 $77.64 28 Nov 2025 $77.69 1 Dec 2025 $72.98 2 Dec 2025 $72.80 3 Dec 2025 $71.65 4 Dec 2025 $70.87 5 Dec 2025 $66.72 8 Dec 2025 $66.61 9 Dec 2025 $66.94 10 Dec 2025 $67.59 11 Dec 2025 $69.34 12 Dec 2025 $69.33 15 Dec 2025 $69.10 16 Dec 2025 $68.56 17 Dec 2025 $69.11 18 Dec 2025 $69.55 19 Dec 2025 $69.37 22 Dec 2025 $70.22 23 Dec 2025 $70.23 24 Dec 2025 $70.64 26 Dec 2025 $70.57 29 Dec 2025 $70.79 30 Dec 2025 $70.80 31 Dec 2025 $70.12 2 Jan 2026 $69.36 5 Jan 2026 $70.71 6 Jan 2026 $69.99 7 Jan 2026 $68.49 8 Jan 2026 $70.24 9 Jan 2026 $68.44 12 Jan 2026 $68.71 13 Jan 2026 $68.00 14 Jan 2026 $69.18 15 Jan 2026 $68.71 16 Jan 2026 $67.88 20 Jan 2026 $67.73 21 Jan 2026 $67.54 22 Jan 2026 $67.52 23 Jan 2026 $67.12 26 Jan 2026 $66.88 27 Jan 2026 $67.23 28 Jan 2026 $67.67 29 Jan 2026 $68.26 30 Jan 2026 $68.58 2 Feb 2026 $67.77 3 Feb 2026 $69.19 4 Feb 2026 $70.19 5 Feb 2026 $71.29 6 Feb 2026 $70.41 9 Feb 2026 $69.25 10 Feb 2026 $69.92 11 Feb 2026 $71.54 12 Feb 2026 $71.65 13 Feb 2026 $69.70 17 Feb 2026 $71.04 18 Feb 2026 $70.80 19 Feb 2026 $70.34 20 Feb 2026 $71.08 23 Feb 2026 $71.00 24 Feb 2026 $71.63 25 Feb 2026 $71.58 26 Feb 2026 $71.58 27 Feb 2026 $71.70 2 Mar 2026 $73.24 3 Mar 2026 $72.64 4 Mar 2026 $70.39 5 Mar 2026 $69.57 6 Mar 2026 $69.92 9 Mar 2026 $68.24 10 Mar 2026 $67.86 11 Mar 2026 $67.86 12 Mar 2026 $68.70 13 Mar 2026 $68.76 16 Mar 2026 $68.53 17 Mar 2026 $68.85 18 Mar 2026 $67.26 19 Mar 2026 $66.22 20 Mar 2026 $65.74 23 Mar 2026 $65.55 24 Mar 2026 $65.03 25 Mar 2026 $64.49 26 Mar 2026 $65.26 27 Mar 2026 $64.74 30 Mar 2026 $66.25 31 Mar 2026 $66.28 1 Apr 2026 $65.28 2 Apr 2026 $65.99 6 Apr 2026 $66.16 7 Apr 2026 $66.68 8 Apr 2026 $67.22 9 Apr 2026 $67.21 10 Apr 2026 $65.70 13 Apr 2026 $66.96 14 Apr 2026 $65.99 15 Apr 2026 $66.10 16 Apr 2026 $66.27 17 Apr 2026 $66.83 20 Apr 2026 $66.20 21 Apr 2026 $65.40 22 Apr 2026 $67.50 23 Apr 2026 $68.45 24 Apr 2026 $66.53 27 Apr 2026 $66.20 28 Apr 2026 $67.12 29 Apr 2026 $66.95 30 Apr 2026 $66.83 1 May 2026 $66.38 4 May 2026 $66.32 5 May 2026 $66.49 6 May 2026 $66.12 7 May 2026 $66.53 8 May 2026 $65.68 11 May 2026 $66.41 12 May 2026 $66.56 13 May 2026 $65.43 14 May 2026 $66.03 15 May 2026 $66.45 18 May 2026 $68.76 19 May 2026 $68.52 20 May 2026 $68.24 21 May 2026 $67.47 22 May 2026 $67.54 26 May 2026 $67.33 27 May 2026 $65.29 28 May 2026 $64.30 29 May 2026 $63.54 1 Jun 2026 $64.35 2 Jun 2026 $65.18 3 Jun 2026 $65.29 4 Jun 2026 $66.31 5 Jun 2026 $68.57 8 Jun 2026 $66.75 9 Jun 2026 $67.22 10 Jun 2026 $68.15 11 Jun 2026 $67.54 12 Jun 2026 $68.27 15 Jun 2026 $68.03 16 Jun 2026 $68.37 17 Jun 2026 $68.09 18 Jun 2026 $67.18 22 Jun 2026 $67.14 23 Jun 2026 $68.96 24 Jun 2026 $70.05 25 Jun 2026 $69.29 26 Jun 2026 $71.27 29 Jun 2026 $71.01 30 Jun 2026 $70.53 1 Jul 2026 $70.66 2 Jul 2026 $72.08 6 Jul 2026 $70.92 7 Jul 2026 $71.54 8 Jul 2026 $71.28 9 Jul 2026 $71.82 10 Jul 2026 $72.19 13 Jul 2026 $73.84 14 Jul 2026 $71.98 15 Jul 2026 $69.88 16 Jul 2026 $69.90 17 Jul 2026 $71.61 20 Jul 2026 $72.73 21 Jul 2026 $72.16 22 Jul 2026 $72.36 23 Jul 2026 $73.43 24 Jul 2026 $75.46 27 Jul 2026 $75.70 28 Jul 2026 $76.17 29 Jul 2026 $75.65 30 Jul 2026 $73.38 31 Jul 2026 $72.54 3 Aug 2026 $72.09 4 Aug 2026 $71.39 5 Aug 2026 $72.08 6 Aug 2026 $72.13 7 Aug 2026 $71.60 10 Aug 2026 $70.82 11 Aug 2026 $70.09 12 Aug 2026 $69.73 13 Aug 2026 $70.47 14 Aug 2026 $70.51 17 Aug 2026 $69.75 18 Aug 2026 $70.17 19 Aug 2026 $69.61 20 Aug 2026 $69.18 21 Aug 2026 $68.60 24 Aug 2026 $69.70 25 Aug 2026 $68.48 26 Aug 2026 $68.67 27 Aug 2026 $68.34 28 Aug 2026 $68.44 31 Aug 2026 $67.56 1 Sep 2026 $67.72 2 Sep 2026 $68.12 3 Sep 2026 $69.50 4 Sep 2026 $69.14 8 Sep 2026 $69.77 9 Sep 2026 $69.91 10 Sep 2026 $70.05 11 Sep 2026 $69.90 14 Sep 2026 $70.87 15 Sep 2026 $71.28 16 Sep 2026 $69.95 17 Sep 2026 $70.10 18 Sep 2026 $69.99 21 Sep 2026 $68.79 22 Sep 2026 $68.17 23 Sep 2026 $67.67 24 Sep 2026 $67.29 25 Sep 2026 $66.82 28 Sep 2026 $67.66 29 Sep 2026 $68.22 30 Sep 2026 $67.54 1 Oct 2026 $68.90 2 Oct 2026 $68.98 5 Oct 2026 $69.77 6 Oct 2026 $69.65 7 Oct 2026 $69.73 8 Oct 2026 $72.05 9 Oct 2026 $71.91 MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $14.18M 18 Dec 2025 · at $69.38 · 0.4% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $14.18M 19 Dec 2025 · at $69.50 · 0.4% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $14.19M 22 Dec 2025 · at $70.26 · 0.4% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $16.49M 23 Dec 2025 · at $70.32 · 0.5% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $15.51M 24 Dec 2025 · at $70.51 · 0.4% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $15.52M 26 Dec 2025 · at $70.56 · 0.4% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $14.51M 29 Dec 2025 · at $70.77 · 0.4% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $14.52M 30 Dec 2025 · at $70.83 · 0.4% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $16.16M 31 Dec 2025 · at $70.27 · 0.5% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $16.49M 2 Jan 2026 · at $69.35 · 0.5% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $14.18M 5 Jan 2026 · at $70.59 · 0.4% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $15.08M 6 Jan 2026 · at $70.05 · 0.4% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $18.15M 7 Jan 2026 · at $68.50 · 0.5% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $13.68M 8 Jan 2026 · at $70.16 · 0.4% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $18.96M 9 Jan 2026 · at $68.95 · 0.5% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $17.60M 12 Jan 2026 · at $68.73 · 0.5% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $22.11M 13 Jan 2026 · at $68.03 · 0.6% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $15.91M 14 Jan 2026 · at $69.19 · 0.4% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $16.19M 15 Jan 2026 · at $68.90 · 0.4% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $20.45M 16 Jan 2026 · at $68.18 · 0.6% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $21.02M 20 Jan 2026 · at $67.80 · 0.6% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $21.59M 21 Jan 2026 · at $67.48 · 0.6% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $22.26M 22 Jan 2026 · at $67.45 · 0.6% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $24.64M 23 Jan 2026 · at $66.96 · 0.7% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $24.81M 26 Jan 2026 · at $67.07 · 0.7% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $23.60M 27 Jan 2026 · at $67.42 · 0.6% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $20.89M 28 Jan 2026 · at $67.61 · 0.6% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $19.76M 29 Jan 2026 · at $68.13 · 0.5% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $13.33M 30 Jan 2026 · at $68.36 · 0.3% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $16.95M 2 Feb 2026 · at $67.75 · 0.4% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $2.75M 3 Feb 2026 · at $68.64 · 0.1% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $1.76M 4 Feb 2026 · at $70.20 · 0.0% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $1.42M 5 Feb 2026 · at $71.10 · 0.0% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $1.41M 6 Feb 2026 · at $70.66 · 0.0% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $2.78M 9 Feb 2026 · at $69.38 · 0.1% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $2.36M 10 Feb 2026 · at $69.38 · 0.1% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $1.70M 11 Feb 2026 · at $70.59 · 0.0% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $1.44M 12 Feb 2026 · at $71.99 · 0.0% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $1.40M 13 Feb 2026 · at $69.88 · 0.0% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $20.03M 17 Feb 2026 · at $71.19 · 0.5% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $20.13M 18 Feb 2026 · at $70.64 · 0.5% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $24.37M 19 Feb 2026 · at $70.65 · 0.6% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $11.37M 20 Feb 2026 · at $70.80 · 0.3% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $15.65M 23 Feb 2026 · at $71.15 · 0.4% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $11.67M 24 Feb 2026 · at $70.81 · 0.3% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $12.06M 25 Feb 2026 · at $71.42 · 0.3% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $10.97M 26 Feb 2026 · at $71.67 · 0.3% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $10.53M 27 Feb 2026 · at $71.63 · 0.3% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $10.65M 2 Mar 2026 · at $72.92 · 0.2% of stake MITSUI SUMITOMO INSURANCE CO … 10% owner Bought $8.10M 3 Mar 2026 · at $72.20 · 0.2% of stake
50 buys0 sales at will0 planned sales

Key numbers

Fiscal year 2025, ended 31 Dec 2025, as filed
Revenue
$14.71B
Net income
$1.78B
Free cash flow
$3.58B
Net margin
12.1%
Return on equity
18.3%
Revenue growth, 1 yr
7.8%
Revenue growth, 5 yr
12.7% a year
EPS growth, 1 yr
2.1%

Revenue and net income

Fiscal years, as filed with the SEC · point at a year for the detail
8.1B 531M FY20 Fiscal year 2020 Revenue $8.10B Net income $530.67M Margin 6.6% 9.5B 1B FY21 Fiscal year 2021 Revenue $9.46B Net income $1.02B Margin 10.8% · growth +16.7% 11.2B 1.4B FY22 Fiscal year 2022 Revenue $11.17B Net income $1.38B Margin 12.4% · growth +18.1% 12.1B 1.4B FY23 Fiscal year 2023 Revenue $12.14B Net income $1.38B Margin 11.4% · growth +8.7% 13.6B 1.8B FY24 Fiscal year 2024 Revenue $13.64B Net income $1.76B Margin 12.9% · growth +12.3% 14.7B 1.8B FY25 Fiscal year 2025 Revenue $14.71B Net income $1.78B Margin 12.1% · growth +7.8%
RevenueNet incomeLoss

Latest insider transactions

From Form 4, most recent first
All of them →
DateInsiderTypeValueOf own stake
3 Mar 2026 MITSUI SUMITOMO INSURANCE CO LTD
10% owner
Bought on a plan $8.10M 0.2%
2 Mar 2026 MITSUI SUMITOMO INSURANCE CO LTD
10% owner
Bought on a plan $10.65M 0.2%
27 Feb 2026 MITSUI SUMITOMO INSURANCE CO LTD
10% owner
Bought on a plan $10.53M 0.3%
26 Feb 2026 MITSUI SUMITOMO INSURANCE CO LTD
10% owner
Bought on a plan $10.97M 0.3%
25 Feb 2026 MITSUI SUMITOMO INSURANCE CO LTD
10% owner
Bought on a plan $12.06M 0.3%
24 Feb 2026 MITSUI SUMITOMO INSURANCE CO LTD
10% owner
Bought on a plan $11.67M 0.3%