Bed Bath & Beyond (BBBY@US) dropped 12.4 percent in premarket trading on Friday after the company announced that it was low on cash and considering bankruptcy. Tesla ($TSLA@US) shares dropped 6.4 percent after it lowered prices for its Model 3 and Model Y vehicles in China. Silvergate Capital ($SI@US) dropped 14 percent premarket following, continuing Thursday’s losses after JPMorgan ($JPM@US) downgraded it to overweight. Lululemon (LULU@US) rose 1.8 percent in premarket trading after Wells Fargo (WFC@US) upgraded it to overweight.