MARKEL CORP

Ticker: MKL CUSIP: 570535104 Class: COMMON STOCK

Northstar Group, Inc.'s Holding History (CIK: 0001631408)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 2,880 Value ($000) $6,191 Avg Close $2025.92 Range $1812.24 - $2207.59

Q3 2025

Shares 2,654 Value ($000) $5,073 Avg Close $1960.42 Range $1889.91 - $2075.92

Q2 2025

Shares 2,461 Value ($000) $4,916 Avg Close $1875.20 Range $1621.89 - $2004.24

Q1 2025

Shares 2,161 Value ($000) $4,040 Avg Close $1839.75 Range $1641.51 - $2063.68

Q4 2024

Shares 1,809 Value ($000) $3,123 Avg Close $1659.34 Range $1521.25 - $1809.11

Q3 2024

Shares 1,719 Value ($000) $2,696 Avg Close $1565.15 Range $1491.03 - $1660.74

Q2 2024

Shares 1,560 Value ($000) $2,458 Avg Close $1552.86 Range $1417.65 - $1670.24

Q1 2024

Shares 1,517 Value ($000) $2,308 Avg Close $1466.28 Range $1342.66 - $1534.62

Q4 2023

Shares 1,438 Value ($000) $2,042 Avg Close $1418.73 Range $1295.65 - $1528.08

Q3 2023

Shares 864 Value ($000) $1,272 Avg Close $1463.82 Range $1345.00 - $1560.00

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,880	$6,191	$2025.92	$1812.24 - $2207.59
Q3 2025	2,654	$5,073	$1960.42	$1889.91 - $2075.92
Q2 2025	2,461	$4,916	$1875.20	$1621.89 - $2004.24
Q1 2025	2,161	$4,040	$1839.75	$1641.51 - $2063.68
Q4 2024	1,809	$3,123	$1659.34	$1521.25 - $1809.11
Q3 2024	1,719	$2,696	$1565.15	$1491.03 - $1660.74
Q2 2024	1,560	$2,458	$1552.86	$1417.65 - $1670.24
Q1 2024	1,517	$2,308	$1466.28	$1342.66 - $1534.62
Q4 2023	1,438	$2,042	$1418.73	$1295.65 - $1528.08
Q3 2023	864	$1,272	$1463.82	$1345.00 - $1560.00