ROSEN, A LEADING INVESTOR FIRM, Reminds Portola Pharmaceuticals, Inc. Investors of Important March 16th Deadline in Securities Class Action – PTLA

Rosen Law Firm, a global investor rights law firm, reminds purchasers of the securities of Portola Pharmaceuticals, Inc. (NASDAQ: PTLA) between May 8, 2019 and January 9, 2020, inclusive (the “Class Period”) of the important March 16, 2020 lead plaintiff deadline in the securities class action. The lawsuit seeks to recover damages for Portola investors under the federal securities laws. To