HORSEHEAD HLDG CORP

CUSIP: 440694305 Class: COM

Boston Partners's Holding History (CIK: 0001386060)

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

Q3 2013
Shares 36,600 Value ($000) $456 Avg Close — Range —
Q2 2013
Shares 401,205 Value ($000) $5,139 Avg Close — Range —