MITSUI SUMITOMO INSURANCE CO LTD
SEC insider (Form 3/4/5 filer). CIK 0001142206. 10% Owner at BERKLEY W R CORP (WRB). 94 reported Form 4/5 transactions since Sep 2024; latest on Mar 3, 2026. Located in TOKYO, M0.
Companies MITSUI SUMITOMO INSURANCE CO LTD has filed insider reports for
- BERKLEY W R CORP (WRB): 10% Owner
MITSUI SUMITOMO INSURANCE CO LTD
CIK: 0001142206
Transaction Breakdown
Open Market Buys (P)94 (100.0%)
High conviction signal
Open Market Sales (S)0 (0.0%)
Position reduction
Option Exercises (M)0 (0.0%)
Derivative conversions
Awards (A)0 (0.0%)
Compensation grants
Other (G, F, J, C, D, …)0 (0.0%)
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
WRB
BERKLEY W R CORP
10% Owner
Discretionary Trading P&L
Holdings
Transaction History (94 total)
- Mar 3, 2026WRB
BERKLEY W R CORP
PurchaseDirect73.2K shares at avg. $72.52$5.3M - Mar 3, 2026WRB
BERKLEY W R CORP
PurchaseDirect39K shares at avg. $71.60$2.8M - Mar 2, 2026WRB
BERKLEY W R CORP
PurchaseDirect100.9K shares at avg. $73.20$7.4M - Mar 2, 2026WRB
BERKLEY W R CORP
PurchaseDirect45.1K shares at avg. $72.29$3.3M - Feb 27, 2026WRB
BERKLEY W R CORP
PurchaseDirect147K shares at avg. $71.63$10.5M - Feb 26, 2026WRB
BERKLEY W R CORP
PurchaseDirect7.5K shares at avg. $72.11$542K - Feb 26, 2026WRB
BERKLEY W R CORP
PurchaseDirect145.5K shares at avg. $71.65$10.4M - Feb 25, 2026WRB
BERKLEY W R CORP
PurchaseDirect14.4K shares at avg. $71.77$1.0M - Feb 25, 2026WRB
BERKLEY W R CORP
PurchaseDirect154.5K shares at avg. $71.39$11.0M - Feb 24, 2026WRB
BERKLEY W R CORP
PurchaseDirect61.6K shares at avg. $71.28$4.4M
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Mar 3, 2026 | WRB BERKLEY W R CORP | Purchase | 73,185 | $72.52 | $5,307,654 | Direct |
| Mar 3, 2026 | WRB BERKLEY W R CORP | Purchase | 38,991 | $71.60 | $2,791,604 | Direct |
| Mar 2, 2026 | WRB BERKLEY W R CORP | Purchase | 100,897 | $73.20 | $7,385,459 | Direct |
| Mar 2, 2026 | WRB BERKLEY W R CORP | Purchase | 45,103 | $72.29 | $3,260,288 | Direct |
| Feb 27, 2026 | WRB BERKLEY W R CORP | Purchase | 147,000 | $71.63 | $10,528,963 | Direct |
| Feb 26, 2026 | WRB BERKLEY W R CORP | Purchase | 7,509 | $72.11 | $541,504 | Direct |
| Feb 26, 2026 | WRB BERKLEY W R CORP | Purchase | 145,491 | $71.65 | $10,423,848 | Direct |
| Feb 25, 2026 | WRB BERKLEY W R CORP | Purchase | 14,356 | $71.77 | $1,030,336 | Direct |
| Feb 25, 2026 | WRB BERKLEY W R CORP | Purchase | 154,512 | $71.39 | $11,030,874 | Direct |
| Feb 24, 2026 | WRB BERKLEY W R CORP | Purchase | 61,594 | $71.28 | $4,390,642 | Direct |
1-10 of 94 transactions
…