HORSEHEAD HLDG CORP

CUSIP: 440694305 Class: COM

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

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

Q3 2014
Shares 10,019 Value ($000) $166 Avg Close — Range —
Q2 2014
Shares 10,019 Value ($000) $183 Avg Close — Range —
Q1 2014
Shares 12,136 Value ($000) $204 Avg Close — Range —
Q4 2013
Shares 10,516 Value ($000) $170 Avg Close — Range —
Q3 2013
Shares 10,711 Value ($000) $133 Avg Close — Range —
Q2 2013
Shares 11,397 Value ($000) $146 Avg Close — Range —