NEW YORK ( TheStreet) -- American Tower (NYSE: AMT) hit a new 52-week high Monday as it is currently trading at $56.96, above its previous 52-week high of $56.84 with 709,532 shares traded as of 11:35 a.m. ET. Average volume has been 3.7 million shares over the past 30 days. American Tower has a market cap of $21.8 billion and is part of the technology sector and telecommunications industry. Shares are up 9.1% year to date as of the close of trading on Friday. American Tower Corporation, through its subsidiaries, operates as a wireless and broadcast communications infrastructure company. The company has a P/E ratio of 57.3, equal to the average telecommunications industry P/E ratio and above the S&P 500 P/E ratio of 17.7.
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