Artem Kliuchnikov and his family fled Ukraine just days before the Russian invasion. For example, WhatsApp restricted the number of times a user could forward something, and developed automated systems that detect and flag objectionable content. Investors took profits on Friday while they could ahead of the weekend, explained Tom Essaye, founder of Sevens Report Research. Saturday and Sunday could easily bring unfortunate news on the war front—and traders would rather be able to sell any recent winnings at Friday’s earlier prices than wait for a potentially lower price at Monday’s open. The picture was mixed overseas. Hong Kong’s Hang Seng Index fell 1.6%, under pressure from U.S. regulatory scrutiny on New York-listed Chinese companies. Stocks were more buoyant in Europe, where Frankfurt’s DAX surged 1.4%. Founder Pavel Durov says tech is meant to set you free
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