| 2020-08-11 | Whitt Richard R III | Co-Chief Executive Officer | Sell | 500 | $1,110.87 | $555,436.34 | -2.7% | → |
| 2020-08-06 | Whitt Richard R III | Co-Chief Executive Officer | Sell | 500 | $1,075.00 | $537,500.00 | -5.0% | → |
| 2020-05-01 | WILSON DEBORA J | - | Buy | 1,000 | $831.86 | $831,862.97 | +6.0% | → |
| 2020-05-01 | MARKEL ANTHONY F | Vice Chairman | Sell | 111 | $845.27 | $93,825.00 | -4.7% | → |
| 2020-04-09 | KIRSHNER ALAN I | Executive Chairman | Sell | 400 | $1,000.00 | $400,000.00 | -1.9% | → |
| 2020-02-07 | Crouch Nora N | Chief Accounting Officer | Sell | 212 | $1,288.64 | $273,191.68 | -9.0% | → |
| 2020-01-02 | KIRSHNER ALAN I | Executive Chairman | Sell | 400 | $1,144.69 | $457,876.72 | -1.9% | → |
| 2019-12-23 | Whitt Richard R III | Co-Chief Executive Officer | Sell | 250 | $1,137.01 | $284,252.50 | -2.9% | → |
| 2019-12-16 | Whitt Richard R III | Co-Chief Executive Officer | Sell | 250 | $1,133.59 | $283,397.50 | -2.9% | → |
| 2019-12-09 | Whitt Richard R III | Co-Chief Executive Officer | Sell | 250 | $1,136.09 | $284,021.35 | -2.8% | → |
| 2019-12-02 | Whitt Richard R III | Co-Chief Executive Officer | Sell | 250 | $1,132.29 | $283,073.50 | -2.6% | → |
| 2019-11-26 | MARKEL STEVEN A | Vice Chairman | Sell | 249 | $1,125.00 | $280,125.00 | -0.3% | → |
| 2019-11-21 | MARKEL STEVEN A | Vice Chairman | Sell | 1 | $1,125.00 | $1,125.00 | - | → |
| 2019-11-19 | MARKEL STEVEN A | Vice Chairman | Sell | 250 | $1,125.00 | $281,250.00 | -0.3% | → |
| 2019-11-14 | MARKEL STEVEN A | Vice Chairman | Sell | 250 | $1,129.41 | $282,353.74 | - | → |
| 2019-11-12 | MARKEL STEVEN A | Vice Chairman | Sell | 502 | $1,152.56 | $578,585.90 | - | → |
| 2019-11-07 | MARKEL STEVEN A | Vice Chairman | Sell | 250 | $1,175.39 | $293,848.69 | - | → |
| 2019-11-05 | MARKEL STEVEN A | Vice Chairman | Sell | 214 | $1,171.23 | $250,643.76 | - | → |