REGN Shareholder Alert: Investors With Losses May Seek to Lead the Class Action in Regeneron Pharmaceuticals Securities Lawsuit - Contact Levi & Korsinsky

Ryan Crowe Regeneron securities defendant liability allegations focus on investor-facing statements about the Phase III Fianlimab-Libtayo Study before REGN shares declined $102.09 per share from the Class Period high.

Levi & Korsinsky, LLP notifies investors in Regeneron Pharmaceuticals, Inc. (NASDAQ: REGN) that a class action has been filed on behalf of shareholders who purchased securities between August 1, 2025 and May 15, 2026. Find out if you could qualify to recover your per-share losses. You may also contact Joseph E. Levi, Esq. at jlevi@levikorsinsky.com or (212) 363-7500.

REGN declined from a Class Period high of $731.77 on April 28, 2026 to $629.68 after the May 15, 2026 after-market announcement, a $102.09 per-share decline, or approximately 13.95%. The lead plaintiff deadline is September 14, 2026.

Ryan Crowe Regeneron Securities Defendant Liability Allegations