 RADNOR, Pa., March 19, 2021 PRNewswire -- The law firm of Kessler Topaz Meltzer Check, LLP reminds that an investor securities fraud class action lawsuit has been filed against Bit Digital, Inc. NASDAQ: BTBT Bit Digital on behalf of those who purchased or acquired Bit Digital securities between December 21, 2020 and January 11, 2021 , inclusive the Class Period. 