WRB
W. R. Berkley Corporation
NYSE · Financial Services · Insurance - Property & Casualty · US
$69.14
−0.52%0
Insider buys (3m)
0
Insider sells (3m)
$0.00
Net value (3m)
+1.1%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Aug 5, 2026 | Welt Philip S · officer: EVP & Secretary | F-InKind | 592 | $72 |
| Aug 5, 2026 | BERKLEY WILLIAM R JR · director, 10 percent owner, officer: Chairman, President and CEO | A-Award | 98,593 | $0.00 |
| Aug 5, 2026 | Baio Richard Mark · officer: EVP & CFO | A-Award | 14,086 | $0.00 |
| Aug 5, 2026 | Baio Richard Mark · officer: EVP & CFO | F-InKind | 650 | $72 |
| Aug 5, 2026 | SHIEL JAMES G · officer: EVP - Investments | F-InKind | 650 | $72 |
| Aug 5, 2026 | SHIEL JAMES G · officer: EVP - Investments | A-Award | 14,086 | $0.00 |
| Aug 5, 2026 | Welt Philip S · officer: EVP & Secretary | A-Award | 14,086 | $0.00 |
| Aug 5, 2026 | BERKLEY WILLIAM R JR · director, 10 percent owner, officer: Chairman, President and CEO | F-InKind | 4,139 | $72 |
| Jun 4, 2026 | BERKLEY WILLIAM R · director, 10 percent owner, officer: Executive Chairman | A-Award | 3,090 | $0.00 |
| Jun 4, 2026 | Mosley Daniel Lynn · director | A-Award | 3,090 | $0.00 |
| Jun 4, 2026 | Farrell Mary C · director | A-Award | 3,090 | $0.00 |
| Jun 4, 2026 | BLAYLOCK RONALD E · director | A-Award | 3,090 | $0.00 |
| Jun 4, 2026 | Rusbuldt Robert Alan · director | A-Award | 3,090 | $0.00 |
| Jun 4, 2026 | Talisman Jonathan · director | A-Award | 3,090 | $0.00 |
| Jun 4, 2026 | Augostini Christopher L · director | A-Award | 3,090 | $0.00 |
| Jun 4, 2026 | Ferre Maria Luisa · director | A-Award | 3,090 | $0.00 |
| Jun 4, 2026 | BERKLEY WILLIAM R JR · director, officer: President and CEO | A-Award | 3,090 | $0.00 |
| Jun 4, 2026 | Mattson Marie Angela · director | A-Award | 3,090 | $0.00 |
| Mar 3, 2026 | MITSUI SUMITOMO INSURANCE CO LTD · 10 percent owner | Purchase | 73,185 | $73 |
| Mar 3, 2026 | MITSUI SUMITOMO INSURANCE CO LTD · 10 percent owner | Purchase | 38,991 | $72 |
| Mar 3, 2026 | MITSUI SUMITOMO INSURANCE CO LTD · 10 percent owner | Purchase | 45,103 | $72 |
| Mar 3, 2026 | MITSUI SUMITOMO INSURANCE CO LTD · 10 percent owner | Purchase | 100,897 | $73 |
| Feb 27, 2026 | MITSUI SUMITOMO INSURANCE CO LTD · 10 percent owner | Purchase | 145,491 | $72 |
| Feb 27, 2026 | MITSUI SUMITOMO INSURANCE CO LTD · 10 percent owner | Purchase | 147,000 | $72 |
| Feb 27, 2026 | MITSUI SUMITOMO INSURANCE CO LTD · 10 percent owner | Purchase | 7,509 | $72 |
| Feb 25, 2026 | MITSUI SUMITOMO INSURANCE CO LTD · 10 percent owner | Purchase | 203,590 | $71 |
| Feb 25, 2026 | MITSUI SUMITOMO INSURANCE CO LTD · 10 percent owner | Purchase | 14,356 | $72 |
| Feb 25, 2026 | MITSUI SUMITOMO INSURANCE CO LTD · 10 percent owner | Purchase | 61,594 | $71 |
| Feb 25, 2026 | MITSUI SUMITOMO INSURANCE CO LTD · 10 percent owner | Purchase | 16,410 | $72 |
| Feb 25, 2026 | MITSUI SUMITOMO INSURANCE CO LTD · 10 percent owner | Purchase | 154,512 | $71 |
Institutional positioning
13F filings over the trailing two quarters
New 220Increased 576Reduced 762Sold out 88
| Filer | Action | Shares | Filed |
|---|---|---|---|
| MITSUI SUMITOMO INSURANCE CO LTD | Increased | 58,780,450 | May 14, 2026 |
| MITSUI SUMITOMO INSURANCE CO LTD | Unchanged | 58,780,450 | Aug 13, 2026 |
| BLACKROCK, INC. | Reduced | 23,280,608 | May 13, 2026 |
| BlackRock, Inc. | Reduced | 21,934,626 | Aug 7, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 18,925,841 | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Reduced | 18,690,969 | Aug 13, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 14,750,233 | May 8, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Reduced | 14,550,971 | Aug 13, 2026 |
| STATE STREET CORP | Reduced | 14,405,410 | May 15, 2026 |
| STATE STREET CORP | Reduced | 14,126,628 | Aug 7, 2026 |
| MORGAN STANLEY | Reduced | 10,412,465 | May 15, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 8,268,721 | Aug 12, 2026 |
| MORGAN STANLEY | Reduced | 8,252,790 | Aug 13, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Reduced | 8,229,654 | May 15, 2026 |
| KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC | Reduced | 7,772,213 | May 14, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Aug 5, 2026