COVANCE INC

CUSIP: 222816100 Class: COM

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

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

Q4 2014
Shares 74,794 Value ($000) $7,767 Avg Close — Range —
Q3 2014
Shares 42,234 Value ($000) $3,324 Avg Close — Range —
Q2 2014
Shares 41,954 Value ($000) $3,590 Avg Close — Range —
Q1 2014
Shares 39,944 Value ($000) $4,150 Avg Close — Range —
Q4 2013
Shares 39,874 Value ($000) $3,511 Avg Close — Range —
Q3 2013
Shares 41,084 Value ($000) $3,552 Avg Close — Range —
Q2 2013
Shares 44,274 Value ($000) $3,371 Avg Close — Range —