MITSUI SUMITOMO INSURANCE CO LTD purchased 1.3% of their position (672.73K shares) of BERKLEY W R CORP on the open market
Open‑market purchase worth $47.17M — a small addition. The strongest form of insider conviction signal.
P · 3 purchases
Filed: 1/2/2026ACC: 0001193125-26-001178
10% Owner
Since Mar 2026
+672.73K
Net shares
Net buyer
$47.17M
Total acquired
3
Open market trades
3B · 0S
3
Total transactions
672.73K acquired
Non-Derivative Transactions3
Common Stock
Direct
Shares
+205K
Price / share
$70.83
Trade value
$14.52M
% of position
0.4%
12/30/2025
50.09M→50.30M
Common Stock
Direct
Shares
+230K
Price / share
$70.27
Trade value
$16.16M
% of position
0.5%
12/31/2025
50.30M→50.53M
Common Stock
Direct
Shares
+237.73K
Price / share
$69.35
Trade value
$16.49M
% of position
0.5%
1/2/2026
50.53M→50.76M
Total
Net shares
+672.73K
Net value
$47.17M
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 12/30/2025 | P · Purchase | +205K | $70.83 | $14.52M | 0.4% | 50.09M | 50.30M |
| Common Stock Direct | 12/31/2025 | P · Purchase | +230K | $70.27 | $16.16M | 0.5% | 50.30M | 50.53M |
| Common Stock Direct | 1/2/2026 | P · Purchase | +237.73K | $69.35 | $16.49M | 0.5% | 50.53M | 50.76M |
| Total | +672.73K | $47.17M | ||||||
Derivative Transactions0
No derivative transactions reported