Mitsui Sumitomo Insurance Co Ltd
10% Owner
4 companies
Insider Signal Score
42
WeakTrades Analyzed
18
12M Win Rate
-
Avg 3M Return
-5.2%
Avg 12M Return
-
Mitsui Sumitomo Insurance Co Ltd is a 10% Owner at WRB-PF with holdings across 4 companies. Recent SEC Form 4 filings include 19 buys and 0 sells.
Estimated insider holdings value: $6638.7M based on current market prices.
Holdings by Company
WRB-PFFeb 18, 2026
Current Shares57.16M
Value$1.07B
Net Activity+2.12M
Bought: 2.12MSold: 0
WRB-PHFeb 13, 2026
Current Shares56.60M
Value$865.36M
Net Activity+40.0K
Bought: 40.0KSold: 0
WRB-PEJan 23, 2026
Current Shares54.42M
Value$1.16B
Net Activity+1.86M
Bought: 1.86MSold: 0
WRBJan 14, 2026
Current Shares52.73M
Value$3.54B
Net Activity+4.12M
Bought: 4.12MSold: 0
Transaction History
Showing 4 filings (page 2)
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Jan 7, 2026 | WRB Berkley W R Corp | 10% Owner | Buy | 681,218 | $69.61 | $47,416,247.32 | +0.2% | -2.6% | - | |
| Jan 2, 2026 | WRB Berkley W R Corp | 10% Owner | Buy | 672,734 | $70.11 | $47,167,124.11 | +0.4% | -4.9% | - | |
| Dec 29, 2025 | WRB Berkley W R Corp | 10% Owner | Buy | 879,573 | $70.53 | $62,037,865.93 | +0.4% | -6.4% | - | |
| Dec 22, 2025 | WRB Berkley W R Corp | 10% Owner | Buy | 610,350 | $69.71 | $42,548,370.17 | +0.3% | -6.7% | - |
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