Groupon, the largest of the online coupon companies, saw its stock fall 16 percent yesterday after it reported a profit loss in the fourth quarter, reports Bloomberg.
The losses were related to a tax issue, and Groupon reported a loss of 2 cents a share, down from the 53 cents a share loss a year earlier.
Groupon has expanded to 47 countries and moved its headquarters to Switzerland.
Read more at Bloomberg.