COVANCE INC

CUSIP: 222816100 Class: COM

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

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

Q2 2014
Shares 2,463 Value ($000) $211 Avg Close — Range —
Q1 2014
Shares 3,463 Value ($000) $360 Avg Close — Range —
Q4 2013
Shares 3,463 Value ($000) $305 Avg Close — Range —
Q3 2013
Shares 3,463 Value ($000) $299 Avg Close — Range —
Q2 2013
Shares 3,463 Value ($000) $264 Avg Close — Range —