MRK Beats Q3 Earnings Estimates, Narrows 2025 Sales View, Stock Down

Core Insights - Merck (MRK) reported Q3 2025 adjusted EPS of $2.58, exceeding the Zacks Consensus Estimate of $2.36, with a year-over-year increase of 64% on a reported basis and 65% excluding foreign exchange [1][10] - Revenues for Q3 increased by 4% year-over-year to $17.28 billion, surpassing the Zacks Consensus Estimate of $17.06 billion [1][10] Sales Performance of Key Products - Keytruda, Merck's leading oncology drug, generated sales of $8.14 billion, an 8% increase year-over-year, but fell short of the Zacks Consensus Estimate of $8.40 billion [3] - Alliance revenues from Lynparza and Lenvima contributed positively, with Lynparza sales rising 12% to $379 million and Lenvima revenues totaling $258 million, up 2% [4] - Welireg recorded sales of $196 million, reflecting a 41% increase due to higher demand in the U.S. and early uptake in Europe [5] - HPV vaccines, Gardasil and Gardasil 9, saw a 25% decline in sales to $1.75 billion, primarily due to lower demand in China and Japan [6] - Capvaxive, a new pneumococcal vaccine, generated $244 million in sales, up from $129 million in the previous quarter [7] - The diabetes drug franchise, Januvia/Janumet, saw a 29% increase in sales to $624 million, driven by higher net pricing in the U.S. [8] Animal Health Segment - The animal health segment generated revenues of $1.62 billion, a 9% increase year-over-year, driven by higher demand for livestock products [11] 2025 Guidance - Merck narrowed its 2025 sales guidance to $64.5-$65.0 billion, reflecting a slight adjustment from the previous range [12] - Adjusted EPS guidance for 2025 was raised to a range of $8.93 to $8.98, incorporating a revised negative impact from foreign exchange [13] - The updated EPS outlook includes benefits from a revised AstraZeneca deal and improved operations, partially offset by costs from the acquisition of Verona Pharma [14][15] Market Reaction - Despite strong Q3 results, Merck's shares fell over 2% in pre-market trading due to Keytruda's weaker-than-expected sales and the narrowed sales guidance [19]