MARKEL CORP

Ticker: MKL CUSIP: 570535104 Class: COMMON STOCK

GREAT LAKES ADVISORS, LLC's Holding History (CIK: 0001078013)

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

Q4 2025
Shares 1,192 Value ($000) $2,562 Avg Close $2025.92 Range $1812.24 - $2207.59
Q2 2024
Shares 4,317 Value ($000) $6,802 Avg Close $1552.86 Range $1417.65 - $1670.24
Q2 2022
Shares 521 Value ($000) $674 Avg Close $1372.21 Range $1251.77 - $1519.25
Q4 2021
Shares 1,385 Value ($000) $1,709 Avg Close $1261.86 Range $1179.00 - $1343.56
Q3 2018
Shares 1,146 Value ($000) $1,362 Avg Close $1176.81 Range $1078.02 - $1228.32
Q1 2017
Shares 1,004 Value ($000) $980 Avg Close $945.13 Range $887.40 - $992.00
Q4 2016
Shares 1,013 Value ($000) $916 Avg Close $891.63 Range $811.05 - $931.94
Q3 2016
Shares 1,137 Value ($000) $1,056 Avg Close $933.01 Range $909.84 - $961.78
Q2 2016
Shares 1,195 Value ($000) $1,139 Avg Close $931.24 Range $880.01 - $989.18
Q1 2016
Shares 1,212 Value ($000) $1,081 Avg Close $859.54 Range $805.03 - $895.03
Q4 2015
Shares 5,536 Value ($000) $4,890 Avg Close $870.15 Range $791.97 - $937.91
Q3 2015
Shares 5,802 Value ($000) $4,652 Avg Close $846.01 Range $775.00 - $898.08
Q2 2015
Shares 5,209 Value ($000) $4,171 Avg Close $777.66 Range $736.96 - $821.00
Q1 2015
Shares 4,905 Value ($000) $3,772 Avg Close $722.91 Range $660.05 - $783.50
Q4 2014
Shares 2,407 Value ($000) $1,644 Avg Close $678.17 Range $632.65 - $707.36
Q3 2014
Shares 2,404 Value ($000) $1,529 Avg Close $645.09 Range $623.90 - $666.00