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

AK Steel Holding Corporation Co (symbol: AKS) was one of the worst losers
of the trading day today (2016-08-19), losing -9.67%. The number of shares
that changed hands was 22,258,715, or about 2 times the average daily
volume in the stock.
The closing price was $4.67, amounting to a market cap of $1,110,000,000,
about -34.13% off the highest price in the last 12 months. The stock has
been trading at a range between $1.64 and $7.09.
AKS is in the Steel/Iron Ore industry, part of the Basic Industries sector.