The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Ms&ad Insurance Group Holdings, Inc. since 2025.
This trader's CIK number is 1431048.
At the time of last reporting, Ms&ad Insurance Group Holdings, Inc. was the Officer of Berkley W R Corp. (stock ticker symbol WRB).
Also see all insider trading activities at Berkley W R Corp.
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2026 | WRB | 3,169,993 | $219,546,554 | 0 | $0 | 0 | $0 |
| 2025 | WRB | 1,489,923 | $104,661,943 | 0 | $0 | 0 | $0 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2026-01-15 | WRB | Buy | 235,000 | 69.06 | 16,229,335 |
| 2026-01-16 | WRB | Buy | 300,000 | 68.41 | 20,522,400 |
| 2026-01-12 | WRB | Buy | 256,041 | 68.73 | 17,598,722 |
| 2026-01-13 | WRB | Buy | 325,000 | 67.99 | 22,095,450 |
| 2026-01-14 | WRB | Buy | 230,000 | 69.02 | 15,874,140 |
| 2026-01-08 | WRB | Buy | 195,000 | 69.60 | 13,571,805 |
| 2026-01-09 | WRB | Buy | 275,000 | 69.39 | 19,081,700 |
| 2026-01-05 | WRB | Buy | 200,930 | 70.07 | 14,079,165 |
| 2026-01-06 | WRB | Buy | 215,288 | 70.07 | 15,085,230 |
| 2026-01-07 | WRB | Buy | 265,000 | 68.84 | 18,241,540 |
| 2026-01-02 | WRB | Buy | 237,734 | 69.35 | 16,486,377 |
| 2025-12-30 | WRB | Buy | 205,000 | 70.83 | 14,519,740 |
| 2025-12-31 | WRB | Buy | 230,000 | 70.27 | 16,160,950 |
| 2025-12-29 | WRB | Buy | 205,000 | 70.77 | 14,508,465 |
| 2025-12-26 | WRB | Buy | 220,000 | 70.56 | 15,522,760 |
| 2025-12-24 | WRB | Buy | 220,000 | 70.51 | 15,511,980 |
| 2025-12-23 | WRB | Buy | 234,573 | 70.73 | 16,591,817 |
| 2025-12-18 | WRB | Buy | 204,350 | 69.38 | 14,178,211 |
| 2025-12-19 | WRB | Buy | 204,000 | 69.50 | 14,178,612 |
| 2025-12-22 | WRB | Buy | 202,000 | 70.15 | 14,170,098 |
Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Ms&ad Insurance Group Holdings, Inc. (Officer of Berkley W R Corp at the time of this reporting) see the Securities and Exchange Commission (SEC) website.