SHAREHOLDER INVESTIGATION: Halper Sadeh LLP Investigates ARNA, JUPW, GCP, SLRC; Shareholders are Encouraged to Contact the Firm

NEW YORK, Dec. 15, 2021 /PRNewswire/ -- Halper Sadeh LLP, a global investor rights law firm, announces it is investigating the following companies:

Arena Pharmaceuticals, Inc. (NASDAQ: ARNA) concerning potential violations of the federal securities laws and/or breaches of fiduciary duties relating to its sale to Pfizer Inc. for $100.00 per share in cash. If you are an Arena shareholder, click here to learn more about your rights and options.