Companies / W. R. Berkley Corporation / Activity
Activity — W. R. Berkley Corporation
234 moves.
Top impactInsider · CEO movesInsider · biggest buysInsider · biggest sellsInstitution · biggest movesInstitution · new positions
| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Q1 2026 as of | Mitsui Sumitomo Insurance Co., Ltd. 13F manager | Add | Common stock | $547.07M | +8.3M +16.34% | 58,780,450 15.83% of shares | high |
| Q1 2026 as of | Norges Bank 13F manager | Exit | Common stock | $-435.75M | -6.2M -100.00% | 0 | high |
| Q2 2026 as of | BlackRock, Inc. 13F manager | Trim | Common stock | $-220.47M | -3.1M -12.47% | 21,934,626 5.91% of shares | high |
| Q4 2025 as of | Norges Bank 13F manager | Add | Common stock | $102.15M | +1.5M +30.62% | 6,214,380 1.67% of shares | high |
| Q1 2026 as of | Janus Henderson Group PLC 13F manager | Trim | Common stock | $-72.90M | -1.1M -30.92% | 2,457,890 0.66% of shares | high |
| Q1 2026 as of | Kayne Anderson Rudnick Investment Management, LLC 13F manager | Trim | Common stock | $-62.10M | -937K -10.76% | 7,772,213 2.09% of shares | high |
| Q2 2026 as of | State Street Corporation 13F manager | Trim | Common stock | $-56.17M | -790K -5.29% | 14,126,628 3.81% of shares | high |
| Q1 2026 as of | Principal Financial Group Inc 13F manager | Trim | Common stock | $-52.33M | -789K -29.15% | 1,918,380 0.52% of shares | high |
| Q2 2026 as of | BloombergSen Inc. 13F manager | Trim | Common stock | $-41.68M | -591K -86.92% | 88,927 0.02% of shares | medium |
| Q3 2024 as of | Barclays PLC 13F manager | Add | Common stock | $36.70M | +647K +78.65% | 1,469,608 0.40% of shares | medium |
| Q2 2024 as of | Barclays PLC 13F manager | Trim | Common stock | $-36.30M | -462K -35.96% | 822,635 0.22% of shares | medium |
| Q2 2026 as of | Deutsche Bank AG 13F manager | Add | Common stock | $30.92M | +438K +50.56% | 1,305,627 0.35% of shares | medium |
| Q1 2026 as of | Millennium Management LLC 13F manager | Add | Common stock | $28.10M | +424K +1203.18% | 459,227 0.12% of shares | medium |
| Q4 2024 as of | Danske Bank A/S 13F manager | Trim | Common stock | $-26.09M | -446K -51.38% | 421,878 0.11% of shares | medium |
| Q1 2026 as of | First Trust Advisors LP 13F manager | Add | Common stock | $25.04M | +378K +10.51% | 3,972,929 1.07% of shares | medium |
| Q4 2023 as of | Barclays PLC 13F manager | Add | Common stock | $24.05M | +340K +36.43% | 1,273,386 0.34% of shares | medium |
| Q4 2024 as of | Barclays PLC 13F manager | Trim | Common stock | $-23.13M | -395K -26.89% | 1,074,435 0.29% of shares | medium |
| Q2 2023 as of | Barclays PLC 13F manager | Add | Common stock | $20.55M | +345K +64.19% | 882,609 0.24% of shares | medium |
| Q1 2026 as of | Brandes Investment Partners, LP 13F manager | Trim | Common stock | $-20.20M | -305K -37.26% | 513,217 0.14% of shares | medium |
| Q2 2026 as of | Cornerstone Investment Partners, LLC 13F manager | Add | Common stock | $20.01M | +284K +26.95% | 1,336,146 0.36% of shares | medium |
| Q1 2026 as of | Royal Bank of Canada 13F manager | Trim | Common stock | $-17.91M | -270K -17.24% | 1,296,875 0.35% of shares | medium |
| Q3 2024 as of | Danske Bank A/S 13F manager | Add | Common stock | $17.11M | +302K +53.30% | 867,639 0.23% of shares | medium |
| Q1 2026 as of | Chilton Investment Co Inc. 13F manager | Trim | Common stock | $-16.54M | -250K -15.23% | 1,388,792 0.37% of shares | medium |
| Q1 2026 as of | Two Sigma Investments, LP 13F manager | Add | Common stock | $16.33M | +246K +928.09% | 272,989 0.07% of shares | medium |
| Q1 2026 as of | Arrowstreet Capital, Limited Partnership 13F manager | Trim | Common stock | $-15.62M | -236K -22.69% | 803,150 0.22% of shares | medium |
| Q4 2025 as of | Bank of America Corp /De 13F manager | Trim | Common stock | $-15.22M | -217K -8.44% | 2,353,962 0.63% of shares | medium |
| Q3 2025 as of | Barclays PLC 13F manager | Trim | Common stock | $-14.07M | -184K -13.34% | 1,192,672 0.32% of shares | medium |
| Q1 2026 as of | D. E. Shaw & Co., Inc. 13F manager | New | Common stock | $13.31M | +201K | 200,813 0.05% of shares | medium |
| Q2 2025 as of | Barclays PLC 13F manager | Add | Common stock | $11.80M | +161K +13.21% | 1,376,318 0.37% of shares | medium |
| Q1 2026 as of | Bank of New York Mellon Corp/The 13F manager | Trim | Common stock | $-11.13M | -168K -7.63% | 2,033,932 0.55% of shares | medium |
| Q4 2025 as of | Barclays PLC 13F manager | Trim | Common stock | $-10.31M | -147K -12.33% | 1,045,669 0.28% of shares | medium |
| Q1 2025 as of | Barclays PLC 13F manager | Add | Common stock | $10.05M | +141K +13.15% | 1,215,734 0.33% of shares | medium |
| Q4 2025 as of | Alberta Investment Management Corp 13F manager | New | Common stock | $9.12M | +130K | 130,000 0.04% of shares | medium |
| Q1 2026 as of | Geode Capital Management, LLC 13F manager | Trim | Common stock | $-7.95M | -119K -1.43% | 8,229,654 2.22% of shares | medium |
| Q1 2026 as of | AQR Capital Management, LLC 13F manager | Add | Common stock | $7.89M | +119K +6.89% | 1,848,105 0.50% of shares | medium |
| Q1 2026 as of | Madison Asset Management, LLC 13F manager | Trim | Common stock | $-7.01M | -106K -6.13% | 1,618,906 0.44% of shares | medium |
| Q2 2026 as of | Dakota Wealth Management 13F manager | Exit | Common stock | $-6.92M | -99K -100.00% | 0 | medium |
| Q1 2023 as of | Barclays PLC 13F manager | Trim | Common stock | $-6.31M | -101K -15.87% | 537,559 0.14% of shares | medium |
| Q2 2026 as of | Wealthfront Advisers LLC 13F manager | Add | Common stock | $6.29M | +89K +451.07% | 108,979 0.03% of shares | medium |
| Q2 2026 as of | Forsta Ap-Fonden 13F manager | Exit | Common stock | $-6.15M | -88K -100.00% | 0 | medium |
| Q4 2025 as of | Danske Bank A/S 13F manager | Add | Common stock | $6.10M | +87K +20.63% | 508,907 0.14% of shares | medium |
| Q1 2026 as of | Mariner, LLC 13F manager | Trim | Common stock | $-6.00M | -90K -77.36% | 26,480 <0.01% of shares | medium |
| Q1 2026 as of | Amundi 13F manager | Trim | Common stock | $-5.50M | -83K -10.32% | 721,040 0.19% of shares | medium |
| Q1 2026 as of | Gateway Investment Advisers LLC 13F manager | Trim | Common stock | $-4.98M | -75K -81.96% | 16,537 <0.01% of shares | low |
| Q1 2026 as of | California State Teachers Retirement System 13F manager | Trim | Common stock | $-4.90M | -74K -19.27% | 309,615 0.08% of shares | low |
| Q1 2026 as of | Schroder Investment Management Group 13F manager | Trim | Common stock | $-4.84M | -73K -73.88% | 25,812 <0.01% of shares | low |
| Q2 2026 as of | LPL Financial LLC 13F manager | Trim | Common stock | $-4.70M | -67K -22.33% | 231,781 0.06% of shares | low |
| Q1 2026 as of | Victory Capital Management, Inc. 13F manager | Trim | Common stock | $-4.61M | -70K -12.85% | 472,302 0.13% of shares | low |
| Q2 2026 as of | Victory Capital Management, Inc. 13F manager | Trim | Common stock | $-4.28M | -61K -12.86% | 411,560 0.11% of shares | low |
| Q1 2026 as of | Natixis 13F manager | Exit | Common stock | $-4.22M | -60K -100.00% | 0 | low |