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Biogen (BIIB) investor relations material
Biogen Q2 2026 earnings summary
Complete event summary combining all related documents: earnings call transcript, report, and slide presentation.Executive summary
Q2 2026 revenue grew to $2.74 billion, up 3–3.4% year-over-year, driven by a 24% increase in the Growth Portfolio, which surpassed the legacy MS portfolio for the first time.
Integration of Apellis added SYFOVRE and EMPAVELI, contributing $128 million in revenue and expected to be accretive to Non-GAAP EPS in 2027.
Net income dropped sharply to $97.5 million (GAAP), mainly due to higher costs and Apellis-related charges.
Five registrational Phase 3 data readouts are expected over the next four quarters, supporting long-term growth.
Early-stage pipeline revitalized, with multiple INDs filed and new programs expected, supported by acquisitions and collaborations.
Financial highlights
Growth Portfolio revenue reached $1.06 billion (+24% YoY, +25% QoQ); legacy MS portfolio revenue was $767 million (-14% YoY, -2% QoQ).
GAAP net income was $97.5 million (down 85% YoY); Non-GAAP net income was $536 million (down 33% YoY); GAAP diluted EPS was $0.66, Non-GAAP diluted EPS was $3.60.
Free cash flow for Q2 2026 was $408 million; cash and equivalents at $1.3 billion; net debt at $6.8 billion.
Gross margin (GAAP) was 28%; cost of sales was 28% of revenue; Non-GAAP cost of sales was 22%.
Rare disease revenue rose 10.8% to $601.7 million, led by SKYCLARYS, QALSODY, and SPINRAZA high-dose launches.
Outlook and guidance
FY 2026 Non-GAAP diluted EPS guidance updated to $12.00–$13.00, reflecting Apellis acquisition and milestone charges.
FY 2026 total revenue expected to grow by a mid-single digit percentage YoY, driven by the Growth Portfolio.
Apellis acquisition expected to be accretive to Non-GAAP EPS in 2027, with $250 million+ run-rate synergies by end of 2027.
Core operating expenses for H2 2026 expected between $2.65 billion and $2.7 billion.
FY Non-GAAP tax rate expected between 17.5% and 18.5%.
- Low-dose diranersen slowed clinical decline and tau pathology with favorable safety in early Alzheimer's.BIIB
Alzheimer’s Association International Conference (AAIC Meeting) 202629 Jul 2026 - Q1 2025 revenue up 6% to $2.43B, rare disease growth offsets MS decline; 2025 outlook steady.BIIB
Q1 20259 Jul 2026 - Renewed focus on cost control and pipeline balance drives steady growth and global expansion.BIIB
2024 Cantor Fitzgerald Global Healthcare Conference9 Jul 2026 - Late-stage lupus assets advance alongside a diversified, multi-indication immunology pipeline.BIIB
Piper Sandler Virtual Novel Targets in Immunology Symposium9 Jul 2026 - Accelerated pipeline progress and strategic diversification drive growth in Alzheimer's, lupus, and rare diseases.BIIB
Stifel 2025 Virtual CNS Forum8 Jul 2026 - Q2 Non-GAAP EPS up 31% YoY; guidance raised as rare disease and new launches drive growth.BIIB
Q2 20248 Jul 2026 - Felzartamab advances in three Phase 3 kidney disease trials, with data expected from 2027 to 2029.BIIB
Status Update8 Jul 2026 - $5.6B deal adds two high-growth therapies, accelerating nephrology and rare disease expansion.BIIB
M&A announcement8 Jul 2026 - Directors elected, auditor ratified, and leadership transition announced with focus on growth.BIIB
AGM 20269 Jun 2026
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