Benzinga's Top #PreMarket Losers

Gigamon GIMO shares declined 30.47% to $12.64 in pre-market trading after the company warned that second-quarter revenue will fail to meet expectations. Goldman Sachs downgraded Gigamon from Buy to Neutral and lowered the target price from $29 to $14. The Container Store Group TCS dropped 14.11% to $23.25 in pre-market trading after the company reported a wider-than-expected fiscal first-quarter loss and issued a downbeat forecast for full year 2014. Lorillard LO fell 3.73% to $60.58 in pre-market trading after dropping 1.30% on Tuesday. Marvell Technology Group MRVL dipped 2.66% to $14.25 in pre-market trading after Oppenheimer downgraded the stock from Market Perform to Underperform.