Lindt & Spruengli overtook Nestle as North America's third-biggest chocolate producer in 2014, when it acquired Russell Stover. Hershey and Mars Inc. together control more than half of the market, according to Euromonitor data, which puts Nestle's market share at 8.4%. In addition to chocolates like Raisinets, OhHenry! and 100Grand, the brands up for sale include SweeTarts, LaffyTaffy, Nerds, Gobstopper and Runts.