W. R. Berkley — specialty insurance
| Filer | 13FScore | This quarter | Shares | Value | % of their book |
|---|---|---|---|---|---|
| Bridgewater | 56 | New buy | 13,499 | $952,084 | 0.0% |
| Paul Tudor Jones / Tudor | 63 | Added +34% | 571,238 | $40,289,416 | 0.1% |
| Ancora | 40 | Trimmed -4% | 14,702 | $1,036,932 | 0.0% |
| Filed | Insider | Role | Shares | Value | |
|---|---|---|---|---|---|
| 2026-03-03 | MITSUI SUMITOMO INSURANCE CO LTD (cluster of 2) | 10%-owner | 258,176 | $18,745,288 | Form 4 |
| 2026-02-27 | MITSUI SUMITOMO INSURANCE CO LTD (cluster of 2) | 10%-owner | 300,000 | $21,495,514 | Form 4 |
| 2026-02-25 | MS&AD Insurance Group Holdings, Inc. (cluster of 2) | 10%-owner | 553,654 | $39,379,913 | Form 4 |
| 2026-02-20 | MS&AD Insurance Group Holdings, Inc. (cluster of 2) | 10%-owner | 505,582 | $35,744,749 | Form 4 |
| 2026-02-18 | MITSUI SUMITOMO INSURANCE CO LTD (cluster of 2) | 10%-owner | 566,386 | $40,164,364 | Form 4 |
| 2026-02-13 | MS&AD Insurance Group Holdings, Inc. (cluster of 2) | 10%-owner | 40,000 | $2,837,178 | Form 4 |
| 2026-02-11 | MS&AD Insurance Group Holdings, Inc. (cluster of 2) | 10%-owner | 97,996 | $6,828,056 | Form 4 |
| 2026-02-06 | MS&AD Insurance Group Holdings, Inc. (cluster of 2) | 10%-owner | 40,000 | $2,835,202 | Form 4 |
| 2026-02-04 | MITSUI SUMITOMO INSURANCE CO LTD (cluster of 2) | 10%-owner | 315,221 | $21,452,267 | Form 4 |
| 2026-01-30 | MITSUI SUMITOMO INSURANCE CO LTD (cluster of 2) | 10%-owner | 485,000 | $33,086,705 | Form 4 |
| 2026-01-28 | MS&AD Insurance Group Holdings, Inc. (cluster of 2) | 10%-owner | 1,028,931 | $69,299,283 | Form 4 |
| 2026-01-23 | MS&AD Insurance Group Holdings, Inc. (cluster of 2) | 10%-owner | 698,000 | $46,898,297 | Form 4 |
| 2026-01-21 | MS&AD Insurance Group Holdings, Inc. (cluster of 2) | 10%-owner | 630,000 | $42,610,997 | Form 4 |
| 2026-01-16 | MS&AD Insurance Group Holdings, Inc. (cluster of 2) | 10%-owner | 535,000 | $36,645,837 | Form 4 |
| 2026-01-14 | MITSUI SUMITOMO INSURANCE CO LTD (cluster of 2) | 10%-owner | 811,041 | $55,620,900 | Form 4 |
| Trade date | Who | Type | Amount | |
|---|---|---|---|---|
| 2026-06-05 | Gilbert Cisneros CA31 | SELL | $1,001 - $15,000 | PTR |
| 2026-05-29 | Gilbert Cisneros CA31 | SELL | $1,001 - $15,000 | PTR |
| 2026-05-19 | Gilbert Cisneros CA31 | SELL | $1,001 - $15,000 | PTR |
| 2026-05-14 | Gilbert Cisneros CA31 | SELL | $1,001 - $15,000 | PTR |
| 2026-05-13 | Gilbert Cisneros CA31 | SELL | $1,001 - $15,000 | PTR |
| 2026-05-12 | Gilbert Cisneros CA31 | SELL | $1,001 - $15,000 | PTR |
| 2026-05-07 | Gilbert Cisneros CA31 | SELL | $1,001 - $15,000 | PTR |
| 2026-03-18 | Gilbert Cisneros CA31 | SELL | $1,001 - $15,000 | PTR |
| 2026-01-20 | Gilbert Cisneros CA31 | SELL | $1,001 - $15,000 | PTR |
| 2026-01-06 | Gilbert Cisneros CA31 | SELL | $1,001 - $15,000 | PTR |
| Trade date | Who | Type | Amount | |
|---|---|---|---|---|
| 2026-07-01 | Trump, Donald J President | BUY | $50,001 - $100,000 | PTR |
| 2026-07-01 | Trump, Donald J President | BUY | $250,001 - $500,000 | PTR |
| 2026-07-01 | Trump, Donald J President | BUY | $1,001 - $15,000 | PTR |
| 2026-05-14 | Trump, Donald J President | SELL | $15,004 - $50,000 | PTR |
| 2026-05-14 | Trump, Donald J President | BUY | $250,001 - $500,000 | PTR |
| Report | Date | Stance |
|---|---|---|
| #90 — Market Memo: Insuring Against Insanity | 2025-03-31 | LONG |
Every tracked holder of this name, sorted new → added → flat → trimmed. Shares = reported 13F share count; Value as reported (a few managers file values in $thousands). Generated 2026-09-24.