FDA Extends Review Period of REGN's Submission for Eylea HD

Core Viewpoint - Regeneron Pharmaceuticals announced that the FDA has extended the target action dates for Eylea HD regulatory submissions to the fourth quarter of 2025 due to major amendments required after a recent inspection of a third-party manufacturer [1][5]. Group 1: Regulatory Updates - The FDA has extended the target action dates for two regulatory submissions for Eylea HD (aflibercept) Injection 8 mg to Q4 2025 [1][8]. - The submissions include a Chemistry, Manufacturing and Controls Prior-Approval Supplement for the Eylea HD prefilled syringe and a supplemental biologics license application for treating macular edema following retinal vein occlusion and broadening the dosing schedule to every 4 weeks [2]. Group 2: Financial Performance - Despite the extension announcement, Regeneron shares increased by 3.4%, likely due to Eylea HD's continued availability in the U.S. through vial administration [3]. - Eylea HD U.S. sales rose by 29% in Q2, driven by higher sales volumes and increased demand, even as overall Eylea sales continue to decline due to competition [10][8]. Group 3: Partnerships and Market Position - Eylea HD is jointly developed by Regeneron and Bayer AG, with Regeneron holding exclusive rights in the U.S. and Bayer holding exclusive marketing rights outside the country [7]. - Regeneron and Bayer equally share the profits from sales of Eylea and Eylea HD [9]. Group 4: Future Growth Strategies - Regeneron is focusing on Eylea HD and Dupixent for growth, with Dupixent's consistent label expansions contributing to higher profits [10][11]. - The company is also looking to strengthen its oncology portfolio, with recent progress in its oncology pipeline being encouraging [12].