CATAMARAN CORP

CUSIP: 148887102 Class: COM

GAMCO INVESTORS, INC. ET AL's Holding History (CIK: 0000807249)

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

Q2 2015
Shares 261,700 Value ($000) $15,985 Avg Close — Range —
Q1 2015
Shares 145,800 Value ($000) $8,681 Avg Close — Range —