Regeneron Stock Falls on Q1 Earnings and Sales Miss, Eylea Sales Down

Core Viewpoint - Regeneron Pharmaceuticals reported disappointing first-quarter 2025 results, with adjusted EPS of $8.22, missing estimates and down 14% year-over-year, primarily due to lower revenues and higher operating expenses [1][2][17] Financial Performance - Total revenues decreased 4% year-over-year to $3 billion, missing the Zacks Consensus Estimate of $3.27 billion, driven by lower sales of Eylea and Libtayo [2][17] - Eylea sales in the U.S. plummeted 39% year-over-year to $736 million, impacted by increased competition and market share loss [4][17] - Total Eylea and Eylea HD sales in the U.S. were $1 billion, down 26% year-over-year, also missing estimates [7][17] - Collaboration revenues from Sanofi and Bayer totaled $1.53 billion, up 20.9% year-over-year, exceeding estimates [8][9] Product Performance - Sanofi's collaboration revenues increased 30% to $1.2 billion, driven by higher Dupixent sales, which rose 19% year-over-year to $3.7 billion [9] - Libtayo sales were $285.1 million, up 8% year-over-year, but missed estimates [10] - Eylea HD generated $307 million in revenues, a 54% increase year-over-year, but total Eylea and Eylea HD sales were still down significantly [6][7] Cost and Expenses - Gross margin decreased to 85% from 89% due to higher inventory write-offs and reserves [11] - Adjusted R&D expenses rose 6% year-over-year to $1.2 billion, while adjusted SG&A expenses decreased 8% to $537 million [11] Shareholder Actions - The board authorized a new share repurchase program for up to $3 billion, with $1.052 billion repurchased in Q1 2025 [12] - A cash dividend of $0.88 per share was declared in April 2025 [12] Regulatory Updates - The FDA approved a label expansion for Dupixent and accepted applications for Eylea HD and other drugs, but also issued complete response letters for some applications [13][14][15][16] Strategic Developments - Regeneron entered a 10-year agreement with Fujifilm Diosynth Biotechnologies to enhance manufacturing capacity in the U.S. [19]