MITSUI SUMITOMO INSURANCE CO LTD purchased 0.9% of their position (485K shares) of BERKLEY W R CORP on the open market
Open‑market purchase worth $33.09M — a small addition. The strongest form of insider conviction signal.
P · 3 purchases
Filed: 1/30/2026ACC: 0001193125-26-032269
10% Owner
Since Mar 2026
+485K
Net shares
Net buyer
$33.09M
Total acquired
3
Open market trades
3B · 0S
3
Total transactions
485K acquired
Non-Derivative Transactions3
Common Stock
Direct
Shares
+262.28K
Price / share
$68.08
Trade value
$17.86M
% of position
0.5%
1/29/2026
55.62M→55.88M
Common Stock
Direct
Shares
+27.72K
Price / share
$68.56
Trade value
$1.90M
% of position
0.0%
1/29/2026
55.88M→55.91M
Common Stock
Direct
Shares
+195K
Price / share
$68.36
Trade value
$13.33M
% of position
0.3%
1/30/2026
55.91M→56.10M
Total
Net shares
+485K
Net value
$33.09M
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 1/29/2026 | P · Purchase | +262.28K | $68.08 | $17.86M | 0.5% | 55.62M | 55.88M |
| Common Stock Direct | 1/29/2026 | P · Purchase | +27.72K | $68.56 | $1.90M | 0.0% | 55.88M | 55.91M |
| Common Stock Direct | 1/30/2026 | P · Purchase | +195K | $68.36 | $13.33M | 0.3% | 55.91M | 56.10M |
| Total | +485K | $33.09M | ||||||
Derivative Transactions0
No derivative transactions reported