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MITSUI SUMITOMO INSURANCE CO LTD Insider Profile

4 Followers
MITSUI SUMITOMO INSURANCE CO LTD, Ten Percent Owner at W. R. Berkley Corporation, holds 53.26M shares in W. R. Berkley Corporation (Ticker: WRB).
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MITSUI SUMITOMO INSURANCE CO LTD

MITSUI SUMITOMO INSURANCE CO LTD
W. R. Berkley Corporation (WRB)
Ten Percent Owner

Not Ranked
MITSUI SUMITOMO INSURANCE CO LTD has not reported sufficient informative transactions and therefore cannot be ranked.
Time Frame
1 Year
Compare to
No Benchmark

Insider Holdings

$4B
100.00%
A breakdown of MITSUI SUMITOMO INSURANCE CO LTD's holdings

Insider Roles

W. R. Berkley Corporation
(WRB)
Ten Percent Owner
Roles that MITSUI SUMITOMO INSURANCE CO LTD holds in companies

Most Profitable Insider Trade

Currently, no data available
The most profitable trade made by MITSUI SUMITOMO INSURANCE CO LTD

MITSUI SUMITOMO INSURANCE CO LTD's Trading History

Company Name
Last Transaction Date
Insider Position
Last Transaction
Last Transaction Amount
Holding Value
W. R. Berkley Corporation
Jan 16, 2026
Ten Percent Owner
Uninformative Buy
36.64M
$3.66B
MITSUI SUMITOMO INSURANCE CO LTD has not reported any informative transactions for WRB, therefore, performance cannot be measured.
Date
Transaction
Amount
No. of Shares
Price per Share
Profit
Link to Report
Dec 22, 2025
Uninformative Buy
$42.55M
-
$69.70
Dec 29, 2025
Uninformative Buy
$62.03M
-
$70.52
Jan 02, 2026
Uninformative Buy
$47.16M
-
$70.10
Jan 07, 2026
Uninformative Buy
$47.41M
-
$69.59
Jan 09, 2026
Uninformative Buy
$32.64M
-
$69.44
List of latest transactions for each holding click on a transaction to see MITSUI SUMITOMO INSURANCE CO LTD's performance on stock

MITSUI SUMITOMO INSURANCE CO LTD insider profile FAQ

What is the percentage of profitable transactions made by MITSUI SUMITOMO INSURANCE CO LTD?
The percentage of profitable transactions made by MITSUI SUMITOMO INSURANCE CO LTD is ―.
    What is the average return per transaction made by MITSUI SUMITOMO INSURANCE CO LTD?
    The average return per transaction made by MITSUI SUMITOMO INSURANCE CO LTD is ―.
      What stocks does MITSUI SUMITOMO INSURANCE CO LTD hold?
      MITSUI SUMITOMO INSURANCE CO LTD holds: WRB stocks.
        What was MITSUI SUMITOMO INSURANCE CO LTD’s latest transaction?
        MITSUI SUMITOMO INSURANCE CO LTD latest transaction was an Uninformative Buy of $36.64M.
          What was MITSUI SUMITOMO INSURANCE CO LTD's most profitable transaction?
          MITSUI SUMITOMO INSURANCE CO LTD’s most profitable transaction was an Uninformative Buy of stock on ―. The return on the trade was ―.
            What is MITSUI SUMITOMO INSURANCE CO LTD's role in W. R. Berkley Corporation?
            MITSUI SUMITOMO INSURANCE CO LTD's role in W. R. Berkley Corporation is Ten Percent Owner.
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