Yandex Down After Holders Plan Sale

Shares of Yandex

tumbled more than 7% Tuesday after insiders announced they were offering 24.3 million shares. The group of sellers includes the company's founders. Yandex is Russia's biggest search engine, with about 60% of the Russian search market. Since going public on the Nasdaq in mid-2011, Yandex has performed poorly, tumbling over 30%.