Lost Money on Regeneron Pharmaceuticals, Inc. (REGN)? Contact Levi & Korsinsky About Fraud Investigation

New York, New York--(Newsfile Corp. - May 18, 2026) - Levi & Korsinsky notifies investors that it has commenced an investigation into Regeneron Pharmaceuticals, Inc. ("Regeneron Pharmaceuticals, Inc.") (NASDAQ: REGN) concerning potential violations of the federal securities laws. In March, the Senior Vice President of Investor Relations, Ryan Crowe, told investors management was "hopeful" for the LAG-3 study to show positive differentiators for Fianlimab in combination with Libtayo, such as a low to mid-teens median PFS" and an "opportunity to have a statistically significant, clinically meaningful benefit on OS.