3M Company

CUSIP: 88579y101 Class: COM

MARKEL GROUP INC.'s Holding History (CIK: 0001096343)

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

Q3 2015
Shares 204,000 Value ($000) $28,921 Avg Close — Range —
Q2 2015
Shares 204,000 Value ($000) $31,477 Avg Close — Range —
Q1 2015
Shares 204,000 Value ($000) $33,649 Avg Close — Range —
Q4 2014
Shares 204,000 Value ($000) $33,522 Avg Close — Range —
Q3 2014
Shares 204,000 Value ($000) $28,902 Avg Close — Range —
Q2 2014
Shares 204,000 Value ($000) $29,221 Avg Close — Range —
Q1 2014
Shares 204,000 Value ($000) $27,675 Avg Close — Range —
Q4 2013
Shares 205,700 Value ($000) $28,849 Avg Close — Range —
Q3 2013
Shares 205,700 Value ($000) $24,562 Avg Close — Range —
Q2 2013
Shares 205,800 Value ($000) $22,504 Avg Close — Range —