Will AbbVie's Oncology Segment Support Top-line Growth in Q4 Earnings?

Core Insights - A significant portion of AbbVie's revenues is derived from its oncology franchise, which has expanded from blood cancer drugs to include therapies for solid tumors, contributing over 11% to total revenues in the first nine months of 2025 with a year-over-year growth of 3% [1][7] Oncology Segment Performance - Fourth-quarter 2025 sales for AbbVie's oncology segment are estimated at $1.75 billion, reflecting nearly 4% year-over-year growth, driven by Venclexta, Epkinly, and Elahere, although this growth may be partially offset by declining sales of Imbruvica due to increased competition [2][7] - AbbVie's oncology portfolio includes five therapies, with the latest additions being Epkinly, Elahere, and Emrelis, which was approved in May 2025 [1][2] Competitive Landscape - Major competitors in the oncology space include AstraZeneca, Merck, and Pfizer, with AstraZeneca's oncology sales accounting for 43% of total revenues and growing 16% year-over-year in the first nine months of 2025 [4] - Merck's Keytruda accounted for approximately 48% of its total revenues, while Pfizer's oncology revenues grew by 7%, driven by several key drugs [5] Investor Focus and Valuation - Investor attention is primarily on AbbVie's immunology franchise, which includes Humira, Rinvoq, and Skyrizi, as the company prepares to report fourth-quarter and full-year 2025 results [3][7] - AbbVie is currently trading at a price/earnings (P/E) ratio of 15.19, which is below the industry average of 17.56, indicating a potential valuation opportunity [8]