ROSEN, A LEADING, LONGSTANDING, AND TOP RANKED FIRM, Reminds Qiwi plc Investors of Important Deadline in Securities Class Action First Filed by the Firm; Encourages Investors with Losses in Excess of $100K to Contact the Firm – QIWI NEW YORK, Jan. 15, 2021 (GLOBE NEWSWIRE) -- Rosen Law Firm, a global investor rights law firm, reminds purchasers of the securities of Qiwi plc (NASDAQ: QIWI) between March 28, 2019 and December 9,...