dollar general stock was tumbling after the company said its results will be lower than it had predicted the result of weak sales and inventory problems dollar general ticker dg reports its earnings on march 16 but released an update on thursday the company now expects that fourthquarter samestore sales increased 57 compared with a previous call for a gain of 6 to 7 dollar general also now expects fourthquarter earnings of between 291 and 296 a share a decline from a prior call of between 315 and 330 a share