HECLA MNG CO

Ticker: HL CUSIP: 422704106 Class: Common Stock

AZZAD ASSET MANAGEMENT INC /ADV's Holding History (CIK: 0001121914)

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

Q1 2012
Shares 18,672 Value ($000) $86 Avg Close — Range —
Q4 2011
Shares 19,439 Value ($000) $102 Avg Close — Range —
Q3 2011
Shares 18,891 Value ($000) $101 Avg Close — Range —