Benzinga's Top Pre-Market Losers

Carnival (NYSE: CCL ) dipped 4.02% to $33.15 in the pre-market session. Analysts at Bank of America downgraded Carnival from “buy” to “neutral.” EMC (NYSE: EMC ) shares fell 1.81% to $25.43 in the pre-market trading. EMC shares have dropped 3.18% over the past 52 weeks, while the S&P