HECLA MNG CO

Ticker: HL CUSIP: 422704106 Class: Common Stock

ESSEX INVESTMENT MANAGEMENT CO LLC's Holding History (CIK: 0000201772)

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

Q3 2013
Shares 87,003 Value ($000) $273 Avg Close $3.08 Range $2.57 - $3.77
Q2 2013
Shares 185,938 Value ($000) $554 Avg Close $3.21 Range $2.50 - $3.87