NEW YORK, April 17, 2021 (GLOBE NEWSWIRE) — WHY: Rosen Law Firm, a global investor rights law firm, reminds purchasers of the securities of MoneyGram International, Inc. (NASDAQ: MGI) between June 17, 2019 and February 22, 2021, inclusive (the Class Period), of the important April 30, 2021 lead plaintiff deadline.