HORSEHEAD HLDG CORP

CUSIP: 440694305 Class: COM

BLAIR WILLIAM & CO/IL's Holding History (CIK: 0000902367)

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

Q3 2014
Shares 577,356 Value ($000) $9,544 Avg Close — Range —
Q2 2014
Shares 607,346 Value ($000) $11,090 Avg Close — Range —
Q1 2014
Shares 624,104 Value ($000) $10,497 Avg Close — Range —
Q4 2013
Shares 1,109,667 Value ($000) $17,988 Avg Close — Range —
Q3 2013
Shares 1,063,990 Value ($000) $13,257 Avg Close — Range —
Q2 2013
Shares 1,104,717 Value ($000) $14,151 Avg Close — Range —