Benzinga's Top #PreMarket Losers

Gulfport Energy

dropped 18.26% to $59.70 in pre-market trading after the company reported weaker-than-expected first-quarter results. Tesla Motors

dipped 7.38% to $186.49 in pre-market trading after the company posted a first-quarter loss of $0.40 per share, versus a year-ago profit of $0.10 per share. The company also reported downbeat quarterly revenue. NICE Systems

shares fell 6.37% to $39.25 in pre-market trading after the company reported downbeat Q1 earnings and lowered its 2014 outlook. Melco Crown Entertainment

shares dropped 5.67% to $31.95 in pre-market trading after the company reported Q1 earnings of $0.44 per share on revenue of $1.36 billion.