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

Seabridge Gold, Inc. Ordinary S (symbol: SA) was one of the worst losers of
the trading day today (2016-08-23), losing -4.74%. The number of shares
that changed hands was 914,405, or about 1 times the average daily volume
in the stock.
The closing price was $12.05, amounting to a market cap of $652,360,000,
about -24.12% off the highest price in the last 12 months. The stock has
been trading at a range between $5.31 and $15.88.
SA is in the Precious Metals industry, part of the Basic Industries sector.