Rubin Ritter, finance director of Zalando, and the Samwer brothers, who help found the e-commerce giant, have cash out of some of their shares. Ritter has sold shares worth €3.26 million. Acting through their holding company, Global Founders, the brother have reduced their stake in Zalando to 9.92 percent. The biggest shareholder is still Kinnevik with a stake of 31.78 percent.