COVANCE INC

CUSIP: 222816100 Class: COM

Parallax Volatility Advisers, L.P.'s Holding History (CIK: 0001521001)

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

Q1 2014
Shares 951 Value ($000) $99 Avg Close — Range —
Q4 2013
Shares 1,487 Value ($000) $131 Avg Close — Range —
Q3 2013
Shares 1,399 Value ($000) $121 Avg Close — Range —