| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| BERKLEY WILLIAM R | 25% | $7,408,080,194 | 95,551,144 | WR Berkley & Others LLC | 05 Dec 2025 | |||
| MITSUI SUMITOMO INSURANCE CO LTD | 13% | $3,768,081,118 | 48,601,588 | Mitsui Sumitomo Insurance Co., Ltd. | 04 Dec 2025 |
As of 30 Sep 2025, 911 institutional investors reported holding 244,178,470 shares of BERKLEY W R CORP - Common Stock, par value $0.20 per share (WRB). This represents 64% of the company’s total 379,699,906 outstanding shares.
The largest institutional shareholders of BERKLEY W R CORP - Common Stock, par value $0.20 per share (WRB) together control 46% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| VANGUARD GROUP INC | 9.7% | 36,723,753 | -0.64% | 0.04% | $2,813,773,954 |
| BlackRock, Inc. | 6.5% | 24,774,770 | -1.8% | 0.03% | $1,898,242,872 |
| STATE STREET CORP | 3.9% | 14,921,114 | +1% | 0.04% | $1,143,255,755 |
| MORGAN STANLEY | 3.1% | 11,804,567 | -11% | 0.05% | $904,466,251 |
| KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC | 2.5% | 9,494,438 | -14% | 1.8% | $727,463,906 |
| Jefferies Financial Group Inc. | 2.3% | 8,911,719 | 6.3% | $682,815,910 | |
| GEODE CAPITAL MANAGEMENT, LLC | 2.2% | 8,344,255 | +1.9% | 0.04% | $640,279,463 |
| JANUS HENDERSON GROUP PLC | 1.8% | 6,939,946 | -15% | 0.24% | $531,738,040 |
| PRINCIPAL FINANCIAL GROUP INC | 1.4% | 5,241,509 | +4.9% | 0.2% | $401,607,436 |
| JPMORGAN CHASE & CO | 1.3% | 4,913,540 | -32% | 0.02% | $376,475,502 |
| Invesco Ltd. | 1.3% | 4,892,799 | +33% | 0.06% | $374,886,226 |
| FIRST TRUST ADVISORS LP | 1.1% | 4,220,936 | +6.6% | 0.24% | $323,408,133 |
| WELLS FARGO & COMPANY/MN | 1% | 3,905,144 | -4% | 0.06% | $299,212,101 |
| DIMENSIONAL FUND ADVISORS LP | 0.98% | 3,711,425 | +22% | 0.06% | $284,349,961 |
| NORTHERN TRUST CORP | 0.79% | 3,013,045 | -2.2% | 0.03% | $230,859,508 |
| ROYAL LONDON ASSET MANAGEMENT LTD | 0.73% | 2,763,648 | +0.91% | 0.46% | $211,750,710 |
| Polar Capital Holdings Plc | 0.72% | 2,750,000 | -6% | 1% | $210,705,000 |
| UBS Group AG | 0.68% | 2,599,767 | -0.55% | 0.04% | $199,194,148 |
| BANK OF AMERICA CORP /DE/ | 0.68% | 2,571,057 | -4.2% | 0.01% | $196,994,351 |
| 1832 Asset Management L.P. | 0.63% | 2,397,170 | -9% | 0.31% | $183,671,165 |
| Legal & General Group Plc | 0.56% | 2,134,565 | +2.3% | 0.04% | $163,550,375 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.49% | 1,857,890 | +0.54% | 0.02% | $142,351,532 |
| Madison Asset Management, LLC | 0.48% | 1,831,084 | -1.2% | 1.5% | $140,297,649 |
| Bank of New York Mellon Corp | 0.46% | 1,735,347 | +0.82% | 0.02% | $132,962,286 |
| ROYAL BANK OF CANADA | 0.45% | 1,701,715 | +3.4% | 0.02% | $130,385,000 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 2,480,281 | $173,893,522 | +$21,983,804 | $70.12 | 57 |
| 2025 Q3 | 244,178,470 | $18,700,290,061 | -$717,717,750 | $76.62 | 911 |
| 2025 Q2 | 254,536,404 | $18,686,757,069 | -$149,116,809 | $73.47 | 910 |
| 2025 Q1 | 256,378,163 | $18,236,450,500 | -$84,387,933 | $71.16 | 895 |
| 2024 Q4 | 260,975,222 | $15,269,104,488 | +$291,349,825 | $58.52 | 856 |
| 2024 Q3 | 252,620,665 | $14,324,370,162 | +$3,685,148,353 | $56.73 | 777 |
| 2024 Q2 | 172,428,898 | $13,536,222,760 | +$83,016,036 | $78.58 | 705 |
| 2024 Q1 | 174,393,304 | $15,395,498,140 | -$139,602,690 | $88.44 | 742 |
| 2023 Q4 | 1,235,463 | $87,344,492 | -$3,707,979 | $70.72 | 12 |
| 2023 Q3 | 170,093,545 | $10,806,787,424 | -$21,707,654 | $63.49 | 647 |
| 2023 Q2 | 168,736,311 | $10,042,569,547 | -$665,538,014 | $59.56 | 636 |
| 2023 Q1 | 177,473,624 | $11,039,481,535 | -$117,949,798 | $62.26 | 669 |
| 2022 Q4 | 181,210,274 | $13,150,293,329 | +$458,244,040 | $72.57 | 700 |
| 2022 Q3 | 184,206,105 | $11,904,064,630 | +$132,354,993 | $64.58 | 644 |
| 2022 Q2 | 183,599,498 | $12,519,635,506 | +$179,228,499 | $68.26 | 644 |
| 2022 Q1 | 180,115,551 | $11,974,579,041 | +$3,839,306,158 | $66.59 | 584 |
| 2021 Q4 | 120,363,955 | $9,902,556,189 | -$61,898,005 | $82.39 | 547 |
| 2021 Q3 | 121,431,033 | $8,867,471,792 | +$32,628,756 | $73.18 | 499 |
| 2021 Q2 | 121,027,912 | $8,988,407,400 | -$102,922,601 | $74.43 | 512 |
| 2021 Q1 | 122,193,185 | $9,184,815,835 | +$110,262,456 | $75.35 | 495 |
| 2020 Q4 | 123,198,821 | $8,158,028,845 | -$324,532,327 | $66.42 | 484 |
| 2020 Q3 | 128,307,329 | $7,801,466,046 | +$54,632,476 | $61.15 | 436 |
| 2020 Q2 | 127,241,591 | $7,268,468,764 | -$111,824,925 | $57.29 | 433 |
| 2020 Q1 | 128,311,345 | $6,695,921,995 | -$23,459,229 | $52.17 | 422 |
| 2019 Q4 | 127,041,971 | $8,761,744,251 | +$14,405,481 | $69.10 | 474 |
| 2019 Q3 | 127,211,500 | $9,178,011,317 | -$114,820,922 | $72.23 | 427 |
| 2019 Q2 | 131,055,092 | $8,627,836,930 | +$2,926,591,288 | $65.93 | 407 |
| 2019 Q1 | 84,173,069 | $7,123,440,774 | -$102,303,200 | $84.72 | 364 |
| 2018 Q4 | 87,036,279 | $6,427,919,925 | +$74,282,586 | $73.91 | 388 |
| 2018 Q3 | 87,550,517 | $6,996,164,948 | -$137,103,731 | $79.93 | 384 |
| 2018 Q2 | 89,275,301 | $6,464,463,368 | +$146,549,432 | $72.41 | 376 |
| 2018 Q1 | 86,102,217 | $6,258,839,260 | +$32,899,500 | $72.70 | 382 |
| 2017 Q4 | 87,552,055 | $6,268,248,758 | -$17,043,102 | $71.65 | 365 |
| 2017 Q3 | 87,768,472 | $5,857,334,123 | +$11,761,451 | $66.74 | 350 |
| 2017 Q2 | 87,570,620 | $6,057,545,937 | -$48,950,901 | $69.17 | 342 |
| 2017 Q1 | 87,102,522 | $6,150,889,307 | +$774,995,919 | $70.63 | 345 |
| 2016 Q4 | 85,912,181 | $5,709,392,044 | -$40,953,356 | $66.51 | 349 |
| 2016 Q3 | 88,125,964 | $5,086,830,831 | -$769,090 | $57.76 | 333 |
| 2016 Q2 | 88,273,768 | $5,288,611,448 | +$79,801,688 | $59.92 | 337 |
| 2016 Q1 | 87,128,980 | $4,895,794,441 | +$47,246,753 | $56.20 | 340 |
| 2015 Q4 | 83,729,619 | $4,584,991,925 | -$43,836,150 | $54.75 | 349 |
| 2015 Q3 | 86,010,808 | $4,676,248,105 | -$31,039,205 | $54.37 | 336 |
| 2015 Q2 | 87,378,933 | $4,537,778,846 | -$103,377,849 | $51.93 | 328 |
| 2015 Q1 | 90,439,218 | $4,567,886,705 | -$79,097,748 | $50.51 | 335 |
| 2014 Q4 | 92,122,390 | $4,721,790,395 | +$17,556,272 | $51.26 | 344 |
| 2014 Q3 | 89,533,915 | $4,279,723,515 | +$75,556,819 | $47.80 | 303 |
| 2014 Q2 | 90,135,057 | $4,173,959,950 | +$47,864,636 | $46.31 | 315 |
| 2014 Q1 | 88,612,547 | $3,687,773,188 | -$189,853,242 | $41.62 | 302 |