Biogen(US:BIIB) ZACKS·2026-02-06 17:30Core Insights - Biogen reported fourth-quarter 2025 adjusted EPS of $1.99, exceeding the Zacks Consensus Estimate of $1.61, despite a 42% year-over-year decline in earnings [2][10] - Total revenues for the quarter were $2.28 billion, down 7% year over year, but above the Zacks Consensus Estimate of $2.21 billion, driven by weak sales of key drugs [3][10] Revenue Breakdown - Product sales decreased to $1.67 billion, a 9% decline year over year [4] - Revenues from anti-CD20 therapeutic programs increased by 12% to $521 million, including royalties from Roche's Ocrevus and Biogen's share of other drugs [4] - Contract manufacturing and royalty revenues fell 66% to $44 million, while Alzheimer's collaboration revenues rose to $47 million from $27 million year-over-year [5][6] Multiple Sclerosis (MS) Drug Performance - MS revenues totaled $917 million, down 14% year over year, impacted by generic competition for Tecfidera [7] - Tecfidera sales plummeted 51% to approximately $112 million, missing estimates, while Tysabri sales fell 4% to $397.5 million, beating estimates [8] - Vumerity sales increased by 3% to $181 million, but also missed estimates [7] Rare Disease Drug Performance - Spinraza sales declined over 15% to $356 million, missing estimates [9] - Skyclarys generated over $133 million in sales, up nearly 31% year over year, driven by demand growth [11] - Qalsody added $25 million in sales compared to $12 million in the previous year [11] Cost and Expense Management - Adjusted R&D expenses decreased by 6% to $478 million due to cost-saving initiatives [14] - Adjusted SG&A expenses rose 1% to $678 million, reflecting higher costs for new product launches [14] 2025 Financial Performance - Biogen's total revenues for 2025 reached $9.89 billion, surpassing estimates and showing a 2% year-over-year increase [15] - Earnings per share were $15.28, down 7% year over year, but above estimates [15] 2026 Guidance - Total revenues are expected to decline by a mid-single-digit percentage in constant currency terms, with adjusted EPS projected between $15.25 and $16.25, above consensus estimates [16] - Gross margin is expected to remain flat, with R&D and SG&A costs anticipated to be consistent year over year [17] Market Outlook - Despite challenges in the MS franchise and declining Spinraza sales, newer therapies like Leqembi, Skyclarys, and Zurzuvae are gaining traction [18][21] - The company is focused on building a multi-franchise portfolio through internal development and collaborations, with key pipeline products having a peak revenue potential of $14 billion [21][22]