MARKEL CORP

Ticker: MKL CUSIP: 570535104 Class: COMMON STOCK

Acorn Wealth Advisors, LLC's Holding History (CIK: 0001730610)

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

Q2 2018

Shares 42 Value ($000) $46 Avg Close $1129.38 Range $1083.92 - $1180.00

Q1 2018

Shares 42 Value ($000) $49 Avg Close $1125.56 Range $1049.95 - $1194.98

Q4 2017

Shares 42 Value ($000) $47 Avg Close $1093.18 Range $1054.20 - $1157.30

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2018	42	$46	$1129.38	$1083.92 - $1180.00
Q1 2018	42	$49	$1125.56	$1049.95 - $1194.98
Q4 2017	42	$47	$1093.18	$1054.20 - $1157.30