CATAMARAN CORP

CUSIP: 148887102 Class: COM

Twin Securities, Inc.'s Holding History (CIK: 0001351351)

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

Q2 2015
Shares 304,194 Value ($000) $18,580 Avg Close — Range —
Q1 2015
Shares 105,000 Value ($000) $6,252 Avg Close — Range —