CORINTHIAN COLLEGES INC

CUSIP: 218868107 Class: COM

PRINCIPAL FINANCIAL GROUP INC's Holding History (CIK: 0001126328)

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

Q4 2013
Shares 34,202 Value ($000) $61 Avg Close — Range —
Q3 2013
Shares 468,968 Value ($000) $1,027 Avg Close — Range —
Q2 2013
Shares 449,760 Value ($000) $1,007 Avg Close — Range —