What happened

Green Dot (NYSE:GDOT), the fintech company known for its prepaid debit cards and nontraditional checking accounts, reported its fourth-quarter and 2018 year-end earnings on Wednesday afternoon.

It's fair to say that the market isn't thrilled with the results. As of noon EST on Thursday, Green Dot was down by more than 9%.

At first glance, Green Dot's results look strong. Earnings of $0.56 per share handily beat the $0.49 figure analysts had been looking for, and revenue of $237.83 million came in just ahead of expect