Mitsui Sumitomo Insurance Co Ltd's Form 4 filing
Berkley W R Corp (WRB) · filed Jan 9, 2026
- Accession no.
- 0001193125-26-009283
- Filed
- Jan 9, 2026, 8:00 PM ET
- Trade date
- Jan 8-9, 2026
- Filing delay
- 1 day
- Rule 10b5-1 plan
- Checked
This filing lists 6 non-derivative transactions and 0 derivative transactions. Open-market purchases total $32.6M. It was filed 1 day after the trade.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Mitsui Sumitomo Insurance Co LtdCIK 0001142206 | 10% Owner |
| MS&AD Insurance Group Holdings, Inc.CIK 0001431048 | 10% Owner |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Jan 8, 2026 | Common Stock | PPurchaseAcquired | +4,187 | $68.79 | +$288,029.17 | 51,449,650 | Direct | |
| Jan 8, 2026 | Common Stock | PPurchaseAcquired | +39,302 | $69.69 | +$2,738,964.24 | 51,488,952 | Direct | |
| Jan 8, 2026 | Common Stock | PPurchaseAcquired | +151,511 | $70.32 | +$10,653,662.63 | 51,640,463 | Direct | |
| Jan 9, 2026 | Common Stock | PPurchaseAcquired | +161,176 | $68.48 | +$11,037,590.36 | 51,801,639 | Direct | |
| Jan 9, 2026 | Common Stock | PPurchaseAcquired | +105,674 | $69.56 | +$7,351,190.68 | 51,907,313 | Direct | |
| Jan 9, 2026 | Common Stock | PPurchaseAcquired | +8,150 | $70.12 | +$571,447.03 | 51,915,463 | Direct |
Footnotes
Livermore does not store Form 4 footnotes. For price ranges, how indirect holdings are held and trading plan details, read the original on SEC EDGAR.