COVANCE INC

CUSIP: 222816100 Class: COM

Aperio Group, LLC's Holding History (CIK: 0001364615)

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

Q4 2014
Shares 4,677 Value ($000) $486 Avg Close — Range —
Q3 2014
Shares 4,723 Value ($000) $372 Avg Close — Range —
Q2 2014
Shares 4,566 Value ($000) $391 Avg Close — Range —
Q1 2014
Shares 4,613 Value ($000) $479 Avg Close — Range —
Q4 2013
Shares 4,171 Value ($000) $367 Avg Close — Range —
Q3 2013
Shares 4,036 Value ($000) $349 Avg Close — Range —
Q2 2013
Shares 3,352 Value ($000) $255 Avg Close — Range —