Mitsui Sumitomo Insurance Co Ltd

Berkley (W.R.) Corp · 10% Owner

Mitsui Sumitomo Insurance Co Ltd is listed in filings as 10% Owner at Berkley (W.R.) Corp. This profile follows SEC Form 4 activity through Mar 3, 2026, including purchase activity. Recent filings connect the profile to Berkley (W.R.) Corp (WRB). The current snapshot covers public activity from Jan 2, 2026 to Mar 3, 2026. Reported amounts are shown as $16.2M to $785.4K. The page organizes purchases, sales, issuer links, reported share activity, and filing evidence for review as public disclosure data.

History Trades

CompanyValueActionPriceLast Price
Berkley (W.R.) CorpWRB$16M230k sharesBuyDec 31, 2025$70.27$69.88
Berkley (W.R.) CorpWRB$16M237.7k sharesBuyJan 2, 2026$69.35$69.88
Berkley (W.R.) CorpWRB$785k11.4k sharesBuyJan 5, 2026$69.20$69.88
Berkley (W.R.) CorpWRB$3M35.9k sharesBuyJan 5, 2026$70.23$69.88
Berkley (W.R.) CorpWRB$11M153.7k sharesBuyJan 5, 2026$70.78$69.88
Berkley (W.R.) CorpWRB$9M122.9k sharesBuyJan 6, 2026$69.93$69.88
Berkley (W.R.) CorpWRB$6M92.4k sharesBuyJan 6, 2026$70.21$69.88
Berkley (W.R.) CorpWRB$17M254.6k sharesBuyJan 7, 2026$68.47$69.88
Berkley (W.R.) CorpWRB$718k10.4k sharesBuyJan 7, 2026$69.20$69.88
Berkley (W.R.) CorpWRB$288k4.2k sharesBuyJan 8, 2026$68.79$69.88
Berkley (W.R.) CorpWRB$3M39.3k sharesBuyJan 8, 2026$69.69$69.88
Berkley (W.R.) CorpWRB$11M151.5k sharesBuyJan 8, 2026$70.32$69.88
Berkley (W.R.) CorpWRB$11M161.2k sharesBuyJan 9, 2026$68.48$69.88
Berkley (W.R.) CorpWRB$7M105.7k sharesBuyJan 9, 2026$69.56$69.88
Berkley (W.R.) CorpWRB$571k8.2k sharesBuyJan 9, 2026$70.12$69.88
Berkley (W.R.) CorpWRB$18M256k sharesBuyJan 12, 2026$68.73$69.88
Berkley (W.R.) CorpWRB$8M118.5k sharesBuyJan 13, 2026$67.82$69.88
Berkley (W.R.) CorpWRB$14M206.5k sharesBuyJan 13, 2026$68.15$69.88
Berkley (W.R.) CorpWRB$1M21.7k sharesBuyJan 14, 2026$68.80$69.88
Berkley (W.R.) CorpWRB$14M208.3k sharesBuyJan 14, 2026$69.23$69.88
Berkley (W.R.) CorpWRB$11M166.9k sharesBuyJan 15, 2026$68.68$69.88
Berkley (W.R.) CorpWRB$5M68.1k sharesBuyJan 15, 2026$69.45$69.88
Berkley (W.R.) CorpWRB$16M241.3k sharesBuyJan 16, 2026$68.03$69.88
Berkley (W.R.) CorpWRB$4M58.7k sharesBuyJan 16, 2026$68.79$69.88
Berkley (W.R.) CorpWRB$20M293.6k sharesBuyJan 26, 2026$66.86$69.88
Berkley (W.R.) CorpWRB$5M76.4k sharesBuyJan 26, 2026$67.88$69.88
Berkley (W.R.) CorpWRB$802k12k sharesBuyJan 27, 2026$66.87$69.88
Berkley (W.R.) CorpWRB$22M326k sharesBuyJan 27, 2026$67.40$69.88
Berkley (W.R.) CorpWRB$588k8.6k sharesBuyJan 27, 2026$68.56$69.88
Berkley (W.R.) CorpWRB$184k2.7k sharesBuyJan 27, 2026$69.04$69.88
Berkley (W.R.) CorpWRB$19M280.4k sharesBuyJan 28, 2026$67.58$69.88
Berkley (W.R.) CorpWRB$2M28.6k sharesBuyJan 28, 2026$67.89$69.88
Berkley (W.R.) CorpWRB$18M262.3k sharesBuyJan 29, 2026$68.08$69.88
Berkley (W.R.) CorpWRB$2M27.7k sharesBuyJan 29, 2026$68.56$69.88
Berkley (W.R.) CorpWRB$13M195k sharesBuyJan 30, 2026$68.36$69.88
W.R. Berkley Corporation Common StockWRB$7M100.9k sharesBuyMar 2, 2026$73.20$69.88
W.R. Berkley Corporation Common StockWRB$11M147k sharesBuyFeb 27, 2026$71.63$69.88
W.R. Berkley Corporation Common StockWRB$10M145.5k sharesBuyFeb 26, 2026$71.65$69.88
W.R. Berkley Corporation Common StockWRB$11M154.5k sharesBuyFeb 25, 2026$71.39$69.88
W.R. Berkley Corporation Common StockWRB$1M14.4k sharesBuyFeb 25, 2026$71.77$69.88
W.R. Berkley Corporation Common StockWRB$1M16.4k sharesBuyFeb 23, 2026$71.80$69.88
W.R. Berkley Corporation Common StockWRB$4M61.6k sharesBuyFeb 24, 2026$71.28$69.88
W.R. Berkley Corporation Common StockWRB$7M103.2k sharesBuyFeb 24, 2026$70.52$69.88
W.R. Berkley Corporation Common StockWRB$14M203.6k sharesBuyFeb 23, 2026$71.09$69.88
W.R. Berkley Corporation Common StockWRB$11M160.6k sharesBuyFeb 20, 2026$70.80$69.88
W.R. Berkley Corporation Common StockWRB$3M44k sharesBuyFeb 19, 2026$71.50$69.88
W.R. Berkley Corporation Common StockWRB$21M301k sharesBuyFeb 19, 2026$70.53$69.88
W.R. Berkley Corporation Common StockWRB$17M239.8k sharesBuyFeb 18, 2026$70.58$69.88
W.R. Berkley Corporation Common StockWRB$20M281.4k sharesBuyFeb 17, 2026$71.19$69.88
W.R. Berkley Corporation Common StockWRB$3M45.3k sharesBuyFeb 18, 2026$70.96$69.88
Showing 1-50 of 54