MARKEL CORP

Ticker: MKL CUSIP: 570535104 Class: COMMON STOCK

PDT Partners, LLC's Holding History (CIK: 0001564702)

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

Q4 2021

Shares 415 Value ($000) $512 Avg Close $1261.86 Range $1179.00 - $1343.56

Q4 2019

Shares 930 Value ($000) $1,063 Avg Close $1138.97 Range $1100.00 - $1216.47

Q4 2015

Shares 400 Value ($000) $353 Avg Close $870.15 Range $791.97 - $937.91

Q3 2015

Shares 1,429 Value ($000) $1,146 Avg Close $846.01 Range $775.00 - $898.08

Q4 2014

Shares 3,484 Value ($000) $2,379 Avg Close $678.17 Range $632.65 - $707.36

Q1 2014

Shares 1,402 Value ($000) $836 Avg Close $569.59 Range $527.17 - $596.87

Q4 2013

Shares 17,357 Value ($000) $10,073 Avg Close $542.65 Range $511.06 - $582.59

Q3 2013

Shares 716 Value ($000) $371 Avg Close $525.40 Range $506.64 - $549.09

Q2 2013

Shares 800 Value ($000) $422 Avg Close $523.59 Range $501.76 - $546.94

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2021	415	$512	$1261.86	$1179.00 - $1343.56
Q4 2019	930	$1,063	$1138.97	$1100.00 - $1216.47
Q4 2015	400	$353	$870.15	$791.97 - $937.91
Q3 2015	1,429	$1,146	$846.01	$775.00 - $898.08
Q4 2014	3,484	$2,379	$678.17	$632.65 - $707.36
Q1 2014	1,402	$836	$569.59	$527.17 - $596.87
Q4 2013	17,357	$10,073	$542.65	$511.06 - $582.59
Q3 2013	716	$371	$525.40	$506.64 - $549.09
Q2 2013	800	$422	$523.59	$501.76 - $546.94