Amazon Fire, Kindle sales up

Amazon Fire, Kindle sales up, Holiday sales of Fire tablets on Amazon were up 3-fold on Black Fri. from the previous year.

Kindle e-reader sales were up 4-fold. Amazon (NASDAQ:AMZN) doesn't disclose dollar or unit numbers for such sales. The online retail giant didn't mention sales of its Fire phone.

Analysts say Amazon's been saddled with a large inventory of unsold Fire smartphones since the device launched in July. Shares fell 3.7% to 326.