Andreas Pfluger, ceo of Lindt & Sprüngli North America and Russell Stover, will leave Lindt at the end of this year.

Lindt & Sprüngli’s sales surpassed CHF 4 billion ($4.25 billion) in 2017, the first time in the Swiss company’s history.

In the 11th edition of “Chocolate Candy Market in the U.S.,” Packaged Facts, a division of MarketResearch.com, reports that premium chocolate makes up just 18 percent of total chocolate dollar sales and 14 percent of unit sales, but it still leads the way in developing flavor trends and new product formulations, particularly in the use of clean-label ingredients.