Benzinga's Top Pre-Market Losers

ZAGG ZAGG dipped 11.26% to $5.20 in the pre-market session after the company lowered its 2013 sales outlook. Mattel MAT shares fell 4.27% to $44.35 in the pre-market trading after the company reported a 24% drop in its second-quarter earnings. American Tower AMT shares dropped 3.96% to $71.75 in pre-market trading. American Tower's trailing-twelve-month ROA is 5.54%. Tesla Motors TSLA dipped 2.06% to $106.80 in the pre-market session. Tesla's PEG ratio is -82.86.