CHUBB CORP

CUSIP: 171232101 Class: COM

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

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

Q2 2015
Shares 314,000 Value ($000) $29,874 Avg Close — Range —
Q1 2015
Shares 278,000 Value ($000) $28,106 Avg Close — Range —
Q4 2014
Shares 265,000 Value ($000) $27,420 Avg Close — Range —
Q3 2014
Shares 224,000 Value ($000) $20,402 Avg Close — Range —
Q2 2014
Shares 172,000 Value ($000) $15,853 Avg Close — Range —
Q1 2014
Shares 38,000 Value ($000) $3,393 Avg Close — Range —