$WRB

📈 Chart

76 transactions across 31 dates · last 365 days

6-Month Buy/Sell Trend

Buys Sells
2026-01-29
▲ 2 buys · $19.8M
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 262,282 $68 $17.9M Plan Jan 30
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 27,718 $69 $1.9M Plan Jan 30
2026-01-30
▲ 1 buy · $13.3M
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 195,000 $68 $13.3M Plan Jan 30
2026-01-26
▲ 2 buys · $24.8M
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 293,611 $67 $19.6M Plan Jan 28
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 76,389 $68 $5.2M Plan Jan 28
2026-01-27
▲ 5 buys · $23.6M
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 800 $66 $53K Plan Jan 28
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 11,987 $67 $802K Plan Jan 28
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 325,960 $67 $22.0M Plan Jan 28
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 8,582 $69 $588K Plan Jan 28
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 2,671 $69 $184K Plan Jan 28
2026-01-28
▲ 2 buys · $20.9M
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 280,354 $68 $18.9M Plan Jan 28
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 28,577 $68 $1.9M Plan Jan 28
2026-01-22
▲ 1 buy · $22.3M
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 330,000 $67 $22.3M Plan Jan 23
2026-01-23
▲ 2 buys · $24.6M
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 201,081 $67 $13.4M Plan Jan 23
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 166,919 $67 $11.2M Plan Jan 23
2026-01-20
▲ 2 buys · $21.0M
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 265,006 $68 $18.0M Plan Jan 21
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 44,994 $68 $3.1M Plan Jan 21
2026-01-21
▲ 2 buys · $21.6M
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 59,002 $67 $4.0M Plan Jan 21
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 260,998 $68 $17.6M Plan Jan 21
2026-01-15
▲ 2 buys · $16.2M
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 166,907 $69 $11.5M Plan Jan 16
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 68,093 $69 $4.7M Plan Jan 16
2026-01-16
▲ 2 buys · $20.5M
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 241,309 $68 $16.4M Plan Jan 16
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 58,691 $69 $4.0M Plan Jan 16
2026-01-12
▲ 1 buy · $17.6M
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 256,041 $69 $17.6M Plan Jan 14
2026-01-13
▲ 2 buys · $22.1M
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 118,501 $68 $8.0M Plan Jan 14
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 206,499 $68 $14.1M Plan Jan 14
2026-01-14
▲ 2 buys · $15.9M
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 21,728 $69 $1.5M Plan Jan 14
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 208,272 $69 $14.4M Plan Jan 14
2026-01-08
▲ 3 buys · $13.7M
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 4,187 $69 $288K Plan Jan 9
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 39,302 $70 $2.7M Plan Jan 9
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 151,511 $70 $10.7M Plan Jan 9
2026-01-09
▲ 3 buys · $19.0M
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 161,176 $68 $11.0M Plan Jan 9
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 105,674 $70 $7.4M Plan Jan 9
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 8,150 $70 $571K Plan Jan 9
2026-01-05
▲ 3 buys · $14.2M
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 11,350 $69 $785K Plan Jan 7
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 35,894 $70 $2.5M Plan Jan 7
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 153,686 $71 $10.9M Plan Jan 7
2026-01-06
▲ 2 buys · $15.1M
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 122,931 $70 $8.6M Plan Jan 7
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 92,357 $70 $6.5M Plan Jan 7
2026-01-07
▲ 2 buys · $18.2M
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 254,622 $68 $17.4M Plan Jan 7
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 10,378 $69 $718K Plan Jan 7
2025-12-30
▲ 1 buy · $14.5M
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 205,000 $71 $14.5M Plan Jan 2
2025-12-31
▲ 1 buy · $16.2M
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 230,000 $70 $16.2M Plan Jan 2
2026-01-02
▲ 1 buy · $16.5M
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 237,734 $69 $16.5M Plan Jan 2
2025-12-23
▲ 2 buys · $16.5M
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 232,546 $70 $16.4M Plan Dec 29
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 2,027 $71 $144K Plan Dec 29
2025-12-24
▲ 1 buy · $15.5M
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 220,000 $71 $15.5M Plan Dec 29
2025-12-26
▲ 1 buy · $15.5M
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 220,000 $71 $15.5M Plan Dec 29
2025-12-29
▲ 1 buy · $14.5M
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 205,000 $71 $14.5M Plan Dec 29
2025-12-18
▲ 1 buy · $14.2M 1 other
⚡ 2 insiders
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 204,350 $69 $14.2M Plan Dec 22
SHIEL JAMES G EVP - Investments G 1,250 $0 $0 Dec 19
2025-12-19
▲ 1 buy · $14.2M
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 204,000 $70 $14.2M Plan Dec 22
2025-12-22
▲ 2 buys · $14.2M
Insider Title Type Shares Price $ Value 10b5-1 Filed
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 39,940 $70 $2.8M Plan Dec 22
MITSUI SUMITOMO INSURANCE CO LTD ▲ Buy 162,060 $70 $11.4M Plan Dec 22
2025-08-15
12 other
⚡ 6 insiders
Insider Title Type Shares Price $ Value 10b5-1 Filed
BERKLEY WILLIAM R Executive Chairman A 111,869 $0 $0 Aug 19
BERKLEY WILLIAM R Executive Chairman F 4,277 $71 $305K Aug 19
BERKLEY WILLIAM R JR President and CEO A 111,869 $0 $0 Aug 19
BERKLEY WILLIAM R JR President and CEO F 4,696 $71 $335K Aug 19
Baio Richard Mark EVP & CFO A 16,126 $0 $0 Aug 19
Baio Richard Mark EVP & CFO F 744 $71 $53K Aug 19
Welt Philip S EVP & Secretary A 16,126 $0 $0 Aug 19
Welt Philip S EVP & Secretary F 678 $71 $48K Aug 19
Sgaglione Lucille T EVP A 16,126 $0 $0 Aug 19
Sgaglione Lucille T EVP F 717 $71 $51K Aug 19
SHIEL JAMES G EVP - Investments A 16,126 $0 $0 Aug 19
SHIEL JAMES G EVP - Investments F 744 $71 $53K Aug 19
2025-06-11
10 other
⚡ 10 insiders
Insider Title Type Shares Price $ Value 10b5-1 Filed
Augostini Christopher L A 2,776 $0 $0 Jun 13
Rusbuldt Robert Alan A 2,776 $0 $0 Jun 13
BLAYLOCK RONALD E A 2,776 $0 $0 Jun 13
BERKLEY WILLIAM R JR President and CEO A 2,776 $0 $0 Jun 13
Farrell Mary C A 2,776 $0 $0 Jun 13
Talisman Jonathan A 2,776 $0 $0 Jun 13
Ferre Maria Luisa A 2,776 $0 $0 Jun 13
Mattson Marie Angela A 2,776 $0 $0 Jun 13
Mosley Daniel Lynn A 2,776 $0 $0 Jun 13
BERKLEY WILLIAM R Executive Chairman A 2,776 $0 $0 Jun 13