/PRNewswire/ Halper Sadeh LLC, an investor rights law firm, is investigating the following companies for potential violations of the federal securities laws.
Sesen Bio (SESN) and Carisma Therapeutics Announce Merger Agreement streetinsider.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from streetinsider.com Daily Mail and Mail on Sunday newspapers.