NEW YORK ( TheStreet) -- Arch Coal Inc (NYSE: ACI) hit a new 52-week low Wednesday as it is currently trading at $16.88, below its previous 52-week low of $16.91 with 2.4 million shares traded as of 10:15 a.m. ET. Average volume has been 6.2 million shares over the past 30 days. Arch Coal has a market cap of $4.1 billion and is part of the basic materials sector and metals & mining industry. Shares are down 48.6% year to date as of the close of trading on Tuesday. Arch Coal, Inc. The company has a P/E ratio of 20, above the average metals & mining industry P/E ratio of 19.6 and above the S&P 500 P/E ratio of 17.7.
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