CLIFFS NAT RES INC

CUSIP: 18683K101 Class: COMMON STOCK

Calamos Advisors LLC's Holding History (CIK: 0001316507)

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

Q2 2015
Shares 13,500 Value ($000) $58 Avg Close — Range —
Q1 2015
Shares 13,500 Value ($000) $65 Avg Close — Range —
Q4 2014
Shares 13,500 Value ($000) $96 Avg Close — Range —
Q3 2014
Shares 13,500 Value ($000) $140 Avg Close — Range —
Q2 2014
Shares 13,500 Value ($000) $203 Avg Close — Range —
Q1 2014
Shares 39,500 Value ($000) $808 Avg Close — Range —
Q4 2013
Shares 39,500 Value ($000) $1,035 Avg Close — Range —
Q3 2013
Shares 39,500 Value ($000) $810 Avg Close — Range —
Q2 2013
Shares 39,500 Value ($000) $642 Avg Close — Range —