BERKLEY W R CORP (WRB)

NYSE · Fire, Marine & Casualty Insurance · Inc. DE

What they're doing

Between 2026-06-21 and 2026-09-19, public records show 1 signal for BERKLEY W R CORP. Most notable: 2026-06-26: Filed 8-K disclosing director or officer change. Federal contract obligations over the last 24 months total $0. This summary was assembled automatically from SEC EDGAR, USAspending.gov, U.S. Senate lobbying disclosures and Wikimedia pageview counts.

Generated 2026-09-19 from public records.

Signals, last 12 months

  1. Material 8-K filing
    Filed 8-K disclosing director or officer change
  2. Material 8-K filing
    Filed 8-K disclosing material agreement
  3. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $5.3M of stock
  4. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $2.8M of stock
  5. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $7.4M of stock
  6. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $3.3M of stock
  7. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $10.5M of stock
  8. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $10.4M of stock
  9. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $541k of stock
  10. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $11.0M of stock
  11. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $7.3M of stock
  12. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $4.4M of stock
  13. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $14.5M of stock
  14. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $14.5M of stock
  15. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $1.2M of stock
  16. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $11.4M of stock
  17. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $21.2M of stock
  18. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $3.1M of stock
  19. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $16.9M of stock
  20. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $3.2M of stock
  21. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $20.0M of stock
  22. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $1.1M of stock
  23. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $1.3M of stock
  24. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $1.3M of stock
  25. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $175k of stock
  26. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $175k of stock
  27. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $252k of stock
  28. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $1.5M of stock
  29. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $845k of stock
  30. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $2.5M of stock
  31. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $2.5M of stock
  32. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $285k of stock
  33. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $285k of stock
  34. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $1.1M of stock
  35. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $307k of stock
  36. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $960k of stock
  37. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $462k of stock
  38. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $2.2M of stock
  39. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $566k of stock
  40. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $16.1M of stock
  41. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $16.1M of stock
  42. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $900k of stock
  43. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $900k of stock
  44. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $17.9M of stock
  45. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $17.9M of stock
  46. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $1.9M of stock
  47. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $22.0M of stock
  48. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $588k of stock
  49. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $588k of stock
  50. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $184k of stock
  51. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $53k of stock
  52. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $19.6M of stock
  53. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $19.6M of stock
  54. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $5.2M of stock
  55. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $5.2M of stock
  56. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $13.4M of stock
  57. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $22.3M of stock
  58. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $22.3M of stock
  59. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $17.6M of stock
  60. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $18.0M of stock
  61. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $3.1M of stock
  62. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $3.1M of stock
  63. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $4.0M of stock
  64. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $11.5M of stock
  65. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $11.5M of stock
  66. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $4.7M of stock
  67. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $1.5M of stock
  68. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $14.1M of stock
  69. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $14.1M of stock
  70. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $8.0M of stock
  71. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $17.6M of stock
  72. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $11.0M of stock
  73. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $7.4M of stock
  74. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $10.7M of stock
  75. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $10.7M of stock
  76. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $2.7M of stock
  77. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $288k of stock
  78. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $6.5M of stock
  79. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $10.9M of stock
  80. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $10.9M of stock
  81. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $2.5M of stock
  82. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $2.5M of stock
  83. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $785k of stock
  84. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $785k of stock
  85. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $16.5M of stock
  86. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $14.5M of stock
  87. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $14.5M of stock
  88. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $15.5M of stock
  89. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $15.5M of stock
  90. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $15.5M of stock
  91. Insider buying cluster
    3 insiders bought $118.1M within 14 days
  92. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $16.4M of stock
  93. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD (ten_percent_owner) bought $144k of stock
  94. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $11.4M of stock
  95. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $2.8M of stock
  96. Insider purchase
    MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $14.2M of stock
  97. Insider purchase
    MS&AD Insurance Group Holdings, Inc. (ten_percent_owner) bought $14.2M of stock

Insider transactions

DateInsiderRoleCodeSharesPriceValue
2026-08-03SHIEL JAMES GofficerF65072.29$46,987
2026-08-03SHIEL JAMES GofficerA14,0860$0
2026-08-03BERKLEY WILLIAM R JRdirectorF4,13972.29$299,198
2026-08-03BERKLEY WILLIAM R JRdirectorA98,5930$0
2026-08-03Baio Richard MarkofficerF65072.29$46,987
2026-08-03Baio Richard MarkofficerA14,0860$0
2026-08-03Welt Philip SofficerF59272.29$42,794
2026-08-03Welt Philip SofficerA14,0860$0
2026-06-03Talisman JonathandirectorA3,0900$0
2026-06-03BLAYLOCK RONALD EdirectorA3,0900$0
2026-06-03Augostini Christopher LdirectorA3,0900$0
2026-06-03Rusbuldt Robert AlandirectorA3,0900$0
2026-06-03Farrell Mary CdirectorA3,0900$0
2026-06-03Mosley Daniel LynndirectorA3,0900$0
2026-06-03BERKLEY WILLIAM R JRdirectorA3,0900$0
2026-06-03Mattson Marie AngeladirectorA3,0900$0
2026-06-03Ferre Maria LuisadirectorA3,0900$0
2026-06-03BERKLEY WILLIAM RdirectorA3,0900$0
2026-06-03BERKLEY WILLIAM RdirectorA3,0900$0
2026-06-03Ferre Maria LuisadirectorA3,0900$0
2026-06-03Mattson Marie AngeladirectorA3,0900$0
2026-06-03BERKLEY WILLIAM R JRdirectorA3,0900$0
2026-06-03Mosley Daniel LynndirectorA3,0900$0
2026-06-03Farrell Mary CdirectorA3,0900$0
2026-06-03Rusbuldt Robert AlandirectorA3,0900$0
2026-06-03Augostini Christopher LdirectorA3,0900$0
2026-06-03BLAYLOCK RONALD EdirectorA3,0900$0
2026-06-03Talisman JonathandirectorA3,0900$0
2026-03-03MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc.ten percent ownerP73,18572.52$5,307,654
2026-03-03MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc.ten percent ownerP38,99171.6$2,791,604
2026-03-03MITSUI SUMITOMO INSURANCE CO LTDten percent ownerP73,18572.52$5,307,376
2026-03-03MITSUI SUMITOMO INSURANCE CO LTDten percent ownerP38,99171.6$2,791,756
2026-03-02MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc.ten percent ownerP100,89773.2$7,385,459
2026-03-02MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc.ten percent ownerP45,10372.29$3,260,288
2026-03-02MITSUI SUMITOMO INSURANCE CO LTDten percent ownerP100,89773.2$7,385,660
2026-03-02MITSUI SUMITOMO INSURANCE CO LTDten percent ownerP45,10372.29$3,260,496
2026-02-27MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc.ten percent ownerP147,00071.63$10,528,963
2026-02-27MITSUI SUMITOMO INSURANCE CO LTDten percent ownerP147,00071.63$10,529,610
2026-02-26MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc.ten percent ownerP7,50972.11$541,504
2026-02-26MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc.ten percent ownerP145,49171.65$10,423,848
2026-02-26MITSUI SUMITOMO INSURANCE CO LTDten percent ownerP145,49171.65$10,424,430
2026-02-26MITSUI SUMITOMO INSURANCE CO LTDten percent ownerP7,50972.11$541,474
2026-02-25MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc.ten percent ownerP14,35671.77$1,030,336
2026-02-25MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc.ten percent ownerP154,51271.39$11,030,874
2026-02-25MS&AD Insurance Group Holdings, Inc.ten percent ownerP14,35671.77$1,030,330
2026-02-25MS&AD Insurance Group Holdings, Inc.ten percent ownerP154,51271.39$11,030,612
2026-02-24MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc.ten percent ownerP61,59471.28$4,390,642
2026-02-24MITSUI SUMITOMO INSURANCE CO LTD; MS&AD Insurance Group Holdings, Inc.ten percent ownerP103,19270.52$7,277,430
2026-02-24MS&AD Insurance Group Holdings, Inc.ten percent ownerP103,19270.52$7,277,100
2026-02-24MS&AD Insurance Group Holdings, Inc.ten percent ownerP61,59471.28$4,390,420

Federal contracts

No federal contract actions on record for this recipient mapping.

Lobbying

No federal lobbying filings on record for this client mapping.

Public attention

7-day average 35 views/day vs 90-day median 40.

Recent filings