CHUBB CORP

CUSIP: 171232101 Class: COM

STATE OF WISCONSIN INVESTMENT BOARD's Holding History (CIK: 0000854157)

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

Q4 2015
Shares 273,682 Value ($000) $36,301 Avg Close — Range —
Q3 2015
Shares 417,992 Value ($000) $51,267 Avg Close — Range —
Q2 2015
Shares 289,232 Value ($000) $27,518 Avg Close — Range —
Q1 2015
Shares 287,942 Value ($000) $29,111 Avg Close — Range —
Q4 2014
Shares 303,632 Value ($000) $31,417 Avg Close — Range —
Q3 2014
Shares 292,742 Value ($000) $26,663 Avg Close — Range —
Q2 2014
Shares 291,532 Value ($000) $26,870 Avg Close — Range —
Q1 2014
Shares 337,042 Value ($000) $30,098 Avg Close — Range —
Q4 2013
Shares 407,992 Value ($000) $39,424 Avg Close — Range —
Q3 2013
Shares 392,792 Value ($000) $35,061 Avg Close — Range —
Q2 2013
Shares 407,562 Value ($000) $34,500 Avg Close — Range —