Mitsui Sumitomo Insurance Co Ltd

10% OwnerBERKLEY W R CORP (WRB) · full profile →Form 4 · filed Jan 7, 2026
Net Buying
Open-Market Buys
$47.4M
Open-Market Sells
$0
Net Open-Market Flow
$47.4M
Transactions
7
7 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Jan 7, 2026Buy(P)255K$68.47$17.4M51.4M
Jan 7, 2026Buy(P)10K$69.20$718K51.4M
Jan 6, 2026Buy(P)123K$69.93$8.6M51.1M
Jan 6, 2026Buy(P)92K$70.21$6.5M51.2M
Jan 5, 2026Buy(P)154K$70.78$10.9M51.0M
Jan 5, 2026Buy(P)36K$70.23$2.5M50.8M
Jan 5, 2026Buy(P)11K$69.20$785K50.8M

Transaction Codes

P
Open-market purchase

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001193125-26-006715) within minutes of acceptance. Every field above traces to the original document. Verify it directly: