 NEW YORK, May 5, 2021 PRNewswire -- Rowley Law PLLC is investigating potential securities law violations by Chiasma, Inc. NASDAQ: CHMA and its board of directors concerning the proposed acquisition of the company by Amryt NASDAQ: AMYT. Stockholders will receive 0.396 Amryt American Depository Shares for each share of Chiasma stock that they hold. 