NEW YORK (TheStreet) -- Shares of GoPro (GPRO) - Get Report were falling 13.2% to $47.18 Friday after the action camera maker issued a mixed guidance for the first quarter, and announced that COO Nina Richardson is leaving the company.

GoPro said it expects earnings of 15 cents to 17 cents a share for the first quarter, compared to the 17 cents a share analysts surveyed by Thomson Reuters expect. The company expects revenue of $330 million to $340 million for the first quarter, compared to analysts' estimates of $324.74 million.

The lower EPS guidance is due to the company's lower expected gross margin. GoPro expects its gross margin to fall to 44% in the first quarter, down from 48% in the fourth quarter.

Exclusive Report:Jim Cramer's Best Stocks for 2015

STOCKS TO BUY: TheStreet Quant Ratings has identified a handful of stocks that can potentially TRIPLE in the next 12 months. Learn more.

GoPro announced that COO Nina Richardson will leave the company on Feb. 27.

For the fourth quarter GoPro reported earnings of 99 cents a share and revenue of $633.9 million, above analysts' estimates of 70 cents a share and $580.33 million, respectively.

GPRO data by YCharts

Image placeholder title

Exclusive Report:Jim Cramer's Best Stocks for 2015

STOCKS TO BUY: TheStreet Quant Ratings has identified a handful of stocks that can potentially TRIPLE in the next 12 months. Learn more.