MS&AD Insurance Group Holdings, Inc. — SEC Form 4 filings
SEC reporting owner CIK 1431048. 20 Form 4 filings on record with FilingPulse; latest filed 2026-03-03.
Transaction summary — filings shown
Covers all 20 filings on record, filed 2025-12-22 to 2026-03-03. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 94 legs across 20 filings — 10,178,862 shares, $705,457,909 total (shares × price as filed).
- Open-market sales (code S, non-derivative): none reported.
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 0.
- Largest priced transaction: purchase of 330,000 shares @ $67.45 ($22,258,665) in BERKLEY W R CORP, filed 2026-01-23.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| BERKLEY W R CORP (WRB) | 10% owner | 20 | 94 legs · 10,178,862 sh · $705,457,909 | — | — |
Form 4 filings — MS&AD Insurance Group Holdings, Inc.
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-03-03 | 4 | BERKLEY W R CORP (WRB) jointly with MITSUI SUMITOMO INSURANCE CO LTD | Purchase (P): 45,103 @ $72.29 · Purchase (P): 100,897 @ $73.20 · Purchase (P): 38,991 @ $71.60 · Purchase (P): 73,185 @ $72.52 | EDGAR |
| 2026-02-27 | 4 | BERKLEY W R CORP (WRB) jointly with MITSUI SUMITOMO INSURANCE CO LTD | Purchase (P): 145,491 @ $71.65 · Purchase (P): 7,509 @ $72.11 · Purchase (P): 147,000 @ $71.63 | EDGAR |
| 2026-02-25 | 4 | BERKLEY W R CORP (WRB) jointly with MITSUI SUMITOMO INSURANCE CO LTD | Purchase (P): 203,590 @ $71.09 · Purchase (P): 16,410 @ $71.80 · Purchase (P): 103,192 @ $70.52 · Purchase (P): 61,594 @ $71.28 · Purchase (P): 154,512 @ $71.39 · Purchase (P): 14,356 @ $71.77 | EDGAR |
| 2026-02-20 | 4 | BERKLEY W R CORP (WRB) jointly with MITSUI SUMITOMO INSURANCE CO LTD | Purchase (P): 300,986 @ $70.53 · Purchase (P): 44,014 @ $71.50 · Purchase (P): 160,582 @ $70.80 | EDGAR |
| 2026-02-18 | 4 | BERKLEY W R CORP (WRB) jointly with MITSUI SUMITOMO INSURANCE CO LTD | Purchase (P): 281,386 @ $71.19 · Purchase (P): 239,750 @ $70.58 · Purchase (P): 45,250 @ $70.96 | EDGAR |
| 2026-02-13 | 4 | BERKLEY W R CORP (WRB) jointly with MITSUI SUMITOMO INSURANCE CO LTD | Purchase (P): 17,599 @ $71.88 · Purchase (P): 2,401 @ $72.76 · Purchase (P): 15,406 @ $69.73 · Purchase (P): 4,314 @ $70.30 · Purchase (P): 280 @ $71.18 | EDGAR |
| 2026-02-11 | 4 | BERKLEY W R CORP (WRB) jointly with MITSUI SUMITOMO INSURANCE CO LTD | Purchase (P): 35,952 @ $69.27 · Purchase (P): 4,048 @ $70.32 · Purchase (P): 21,884 @ $69.09 · Purchase (P): 12,082 @ $69.92 · Purchase (P): 9,289 @ $69.59 · Purchase (P): 3,578 @ $70.50 · +1 more | EDGAR |
| 2026-02-06 | 4 | BERKLEY W R CORP (WRB) jointly with MITSUI SUMITOMO INSURANCE CO LTD | Purchase (P): 6,528 @ $70.79 · Purchase (P): 13,472 @ $71.25 · Purchase (P): 15,694 @ $70.46 · Purchase (P): 4,306 @ $71.39 | EDGAR |
| 2026-02-04 | 4 | BERKLEY W R CORP (WRB) jointly with MITSUI SUMITOMO INSURANCE CO LTD | Purchase (P): 237,062 @ $67.71 · Purchase (P): 13,159 @ $68.42 · Purchase (P): 8,347 @ $67.75 · Purchase (P): 31,653 @ $68.87 · Purchase (P): 2,585 @ $69.77 · Purchase (P): 22,415 @ $70.25 | EDGAR |
| 2026-01-30 | 4 | BERKLEY W R CORP (WRB) jointly with MITSUI SUMITOMO INSURANCE CO LTD | Purchase (P): 262,282 @ $68.08 · Purchase (P): 27,718 @ $68.56 · Purchase (P): 195,000 @ $68.36 | EDGAR |
| 2026-01-28 | 4 | BERKLEY W R CORP (WRB) jointly with MITSUI SUMITOMO INSURANCE CO LTD | Purchase (P): 293,611 @ $66.86 · Purchase (P): 76,389 @ $67.88 · Purchase (P): 800 @ $65.86 · Purchase (P): 11,987 @ $66.87 · Purchase (P): 325,960 @ $67.40 · Purchase (P): 8,582 @ $68.56 · +3 more | EDGAR |
| 2026-01-23 | 4 | BERKLEY W R CORP (WRB) jointly with MITSUI SUMITOMO INSURANCE CO LTD | Purchase (P): 330,000 @ $67.45 · Purchase (P): 201,081 @ $66.77 · Purchase (P): 166,919 @ $67.18 | EDGAR |
| 2026-01-21 | 4 | BERKLEY W R CORP (WRB) jointly with MITSUI SUMITOMO INSURANCE CO LTD | Purchase (P): 265,006 @ $67.75 · Purchase (P): 44,994 @ $68.08 · Purchase (P): 59,002 @ $66.95 · Purchase (P): 260,998 @ $67.60 | EDGAR |
| 2026-01-16 | 4 | BERKLEY W R CORP (WRB) jointly with MITSUI SUMITOMO INSURANCE CO LTD | Purchase (P): 166,907 @ $68.67 · Purchase (P): 68,093 @ $69.45 · Purchase (P): 241,309 @ $68.03 · Purchase (P): 58,691 @ $68.79 | EDGAR |
| 2026-01-14 | 4 | BERKLEY W R CORP (WRB) jointly with MITSUI SUMITOMO INSURANCE CO LTD | Purchase (P): 256,041 @ $68.73 · Purchase (P): 118,501 @ $67.82 · Purchase (P): 206,499 @ $68.15 · Purchase (P): 21,728 @ $68.80 · Purchase (P): 208,272 @ $69.23 | EDGAR |
| 2026-01-09 | 4 | BERKLEY W R CORP (WRB) jointly with MITSUI SUMITOMO INSURANCE CO LTD | Purchase (P): 4,187 @ $68.79 · Purchase (P): 39,302 @ $69.69 · Purchase (P): 151,511 @ $70.32 · Purchase (P): 161,176 @ $68.48 · Purchase (P): 105,674 @ $69.56 · Purchase (P): 8,150 @ $70.12 | EDGAR |
| 2026-01-07 | 4 | BERKLEY W R CORP (WRB) jointly with MITSUI SUMITOMO INSURANCE CO LTD | Purchase (P): 11,350 @ $69.20 · Purchase (P): 35,894 @ $70.23 · Purchase (P): 153,686 @ $70.78 · Purchase (P): 122,931 @ $69.93 · Purchase (P): 92,357 @ $70.21 · Purchase (P): 254,622 @ $68.47 · +1 more | EDGAR |
| 2026-01-02 | 4 | BERKLEY W R CORP (WRB) jointly with MITSUI SUMITOMO INSURANCE CO LTD | Purchase (P): 205,000 @ $70.83 · Purchase (P): 230,000 @ $70.27 · Purchase (P): 237,734 @ $69.35 | EDGAR |
| 2025-12-29 | 4 | BERKLEY W R CORP (WRB) jointly with MITSUI SUMITOMO INSURANCE CO LTD | Purchase (P): 232,546 @ $70.31 · Purchase (P): 2,027 @ $71.15 · Purchase (P): 220,000 @ $70.51 · Purchase (P): 220,000 @ $70.56 · Purchase (P): 205,000 @ $70.77 | EDGAR |
| 2025-12-22 | 4 | BERKLEY W R CORP (WRB) jointly with MITSUI SUMITOMO INSURANCE CO LTD | Purchase (P): 204,350 @ $69.38 · Purchase (P): 204,000 @ $69.50 · Purchase (P): 39,940 @ $69.97 · Purchase (P): 162,060 @ $70.33 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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