$HL is one of biggest losers #stocks today. read more:

Hecla Mining Company Common Sto (symbol: HL) was one of the worst losers of
the trading day today (2016-05-24), losing -8.73%. The number of shares
that changed hands was 11,812,051, or about 1 times the average daily
volume in the stock.
The closing price was $3.87, amounting to a market cap of $1,490,000,000,
about -18.18% off the highest price in the last 12 months. The stock has
been trading at a range between $1.45 and $4.73.
HL is in the Mining & Quarrying of Nonmetallic Minerals (No Fuels)
industry, part of the Basic Industries sector.