Arkolith/Insider Trading/WRB/Form 4

Mitsui Sumitomo Insurance Co Ltd

10% OwnerBERKLEY W R CORP (WRB) · full profile →Form 4 · filed Jan 30, 2026
Net Buying
Open-Market Buys
$33.1M
Open-Market Sells
$0
Net Open-Market Flow
$33.1M
Transactions
3
3 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Jan 30, 2026Buy(P)195K$68.36$13.3M56.1M
Jan 29, 2026Buy(P)28K$68.56$1.9M55.9M
Jan 29, 2026Buy(P)262K$68.08$17.9M55.9M

Transaction Codes

P
Open-market purchase

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001193125-26-032269) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML