WRB W.R. Berkley

• $705M bought by 1 insider
• None no sales outside a trading plan
• None no planned (10b5-1) sales

1. Insider
   Trade
   Value
   Traded, filed
2. Mitsui Sumitomo Insurance Co. Ltd 10% owner, +1 joint filer
   Buy
   $18.7M 258,176 shares at $72.61 +0.4% to stake
   Traded Mar 2–3 Filed Mar 3
   ↗
3. Mitsui Sumitomo Insurance Co. Ltd 10% owner, +1 joint filer
   Buy
   $21.5M 300,000 shares at $71.65 +0.5% to stake
   Traded Feb 26–27 Filed Feb 27
   ↗
4. Mitsui Sumitomo Insurance Co. Ltd 10% owner, +1 joint filer
   Buy
   $39.4M 553,654 shares at $71.13 +1% to stake
   Traded Feb 23–25 Filed Feb 25
   ↗
5. Mitsui Sumitomo Insurance Co. Ltd 10% owner, +1 joint filer
   Buy
   $35.7M 505,582 shares at $70.70 +0.9% to stake
   Traded Feb 19–20 Filed Feb 20
   ↗
6. Mitsui Sumitomo Insurance Co. Ltd 10% owner, +1 joint filer
   Buy
   $40.2M 566,386 shares at $70.92 +1% to stake
   Traded Feb 17–18 Filed Feb 18
   ↗
7. Mitsui Sumitomo Insurance Co. Ltd 10% owner, +1 joint filer
   Buy
   $2.8M 40,000 shares at $70.93 +0.1% to stake
   Traded Feb 12–13 Filed Feb 13
   ↗
8. Mitsui Sumitomo Insurance Co. Ltd 10% owner, +1 joint filer
   Buy
   $6.8M 97,996 shares at $69.68 +0.2% to stake
   Traded Feb 9–11 Filed Feb 11
   ↗
9. Mitsui Sumitomo Insurance Co. Ltd 10% owner, +1 joint filer
   Buy
   $2.8M 40,000 shares at $70.88 +0.1% to stake
   Traded Feb 5–6 Filed Feb 6
   ↗
10. Mitsui Sumitomo Insurance Co. Ltd 10% owner, +1 joint filer
    Buy
    $21.5M 315,221 shares at $68.05 +0.6% to stake
    Traded Feb 2–4 Filed Feb 4
    ↗
11. Mitsui Sumitomo Insurance Co. Ltd 10% owner, +1 joint filer
    Buy
    $33.1M 485,000 shares at $68.22 +0.9% to stake
    Traded Jan 29–30 Filed Jan 30
    ↗
12. Mitsui Sumitomo Insurance Co. Ltd 10% owner, +1 joint filer
    Buy
    $69.3M 1,028,931 shares at $67.35 +1.9% to stake
    Traded Jan 26–28 Filed Jan 28
    ↗
13. Mitsui Sumitomo Insurance Co. Ltd 10% owner, +1 joint filer
    Buy
    $46.9M 698,000 shares at $67.19 +1.3% to stake
    Traded Jan 22–23 Filed Jan 23
    ↗
14. Mitsui Sumitomo Insurance Co. Ltd 10% owner, +1 joint filer
    Buy
    $42.6M 630,000 shares at $67.64 +1.2% to stake
    Traded Jan 20–21 Filed Jan 21
    ↗
15. Mitsui Sumitomo Insurance Co. Ltd 10% owner, +1 joint filer
    Buy
    $36.6M 535,000 shares at $68.49 +1% to stake
    Traded Jan 15–16 Filed Jan 16
    ↗
16. Mitsui Sumitomo Insurance Co. Ltd 10% owner, +1 joint filer
    Buy
    $55.6M 811,041 shares at $68.58 +1.6% to stake
    Traded Jan 12–14 Filed Jan 14
    ↗

Also filed in the last 12 months, not counted as buying or selling: 14 stock grants, 4 share withholdings for taxes, and 1 gift.