CATAMARAN CORP

CUSIP: 148887102 Class: COM

Walleye Trading LLC's Holding History (CIK: 0001388391)

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

Q2 2015
Shares 17,039 Value ($000) $1,041 Avg Close — Range —
Q1 2015
Shares 18,010 Value ($000) $1,072 Avg Close — Range —
Q2 2014
Shares 9,805 Value ($000) $433 Avg Close — Range —