CORINTHIAN COLLEGES INC

CUSIP: 218868107 Class: COM

RATIONAL ADVISORS LLC's Holding History (CIK: 0001143565)

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

Q3 2009
Shares 31,680 Value ($000) $588 Avg Close — Range —
Q2 2009
Shares 31,680 Value ($000) $536 Avg Close — Range —
Q1 2009
Shares 13,580 Value ($000) $264 Avg Close — Range —