HORSEHEAD HLDG CORP

CUSIP: 440694AB3 Class: CNV

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

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

Q4 2015
Shares 2,950,000 Value ($000) $753 Avg Close — Range —
Q3 2015
Shares 2,950,000 Value ($000) $1,904 Avg Close — Range —
Q2 2015
Shares 2,950,000 Value ($000) $3,014 Avg Close — Range —
Q1 2015
Shares 2,950,000 Value ($000) $3,157 Avg Close — Range —
Q4 2014
Shares 2,950,000 Value ($000) $3,595 Avg Close — Range —
Q3 2014
Shares 2,950,000 Value ($000) $3,772 Avg Close — Range —
Q2 2014
Shares 2,950,000 Value ($000) $4,101 Avg Close — Range —
Q1 2014
Shares 2,950,000 Value ($000) $3,880 Avg Close — Range —
Q4 2013
Shares 2,950,000 Value ($000) $3,776 Avg Close — Range —
Q3 2013
Shares 2,950,000 Value ($000) $3,187 Avg Close — Range —
Q2 2013
Shares 2,950,000 Value ($000) $3,232 Avg Close — Range —