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

Reliance Steel & Aluminum Co. C (symbol: RS) was one of the worst losers of
the trading day today (2016-07-21), losing -7.19%. The number of shares
that changed hands was 1,478,959, or about 2 times the average daily volume
in the stock.
The closing price was $76.36, amounting to a market cap of $5,520,000,000,
about -9.36% off the highest price in the last 12 months. The stock has
been trading at a range between $50.08 and $84.25.
RS is in the Metal Fabrications industry, part of the Basic Industries
sector. It first went public in 1994.
Looking at its valuation, the stock is now trading at 18.57 times earnings.