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

Yamana Gold Inc. Ordinary Share (symbol: AUY) was one of the worst losers
of the trading day today (2016-07-20), losing -8.56%. The number of shares
that changed hands was 14,995,638, or about 1 times the average daily
volume in the stock.
The closing price was $5.34, amounting to a market cap of $5,060,000,000,
about -10.85% off the highest price in the last 12 months. The stock has
been trading at a range between $1.38 and $5.99.
AUY is in the Precious Metals industry, part of the Basic Industries sector.