BIIB Earnings Predictions — 2026-07-29

Ticker Report or Guide KPI Prediction Answer Confidence
BIIB Report Q2 Total Revenue IN-LINE pred ~$2.460B vs. cons $2.456B MEDIUM
BIIB Report Q2 Non-GAAP Diluted EPS IN-LINE pred ~$2.90 vs. cons $2.876 MEDIUM
BIIB Report Q2 LEQEMBI Revenue BEAT pred ~$180M vs. cons $177.8M MEDIUM
BIIB Guide FY26 Total Revenue, Apellis-inclusive UNCHANGED guide ~$9.95B-$10.10B vs. cons $10.033B MEDIUM
BIIB Guide FY26 Non-GAAP Diluted EPS, Apellis-inclusive UNCHANGED guide ~$12.25-$13.00 vs. cons $12.599 MEDIUM
BIIB Guide FY26 commercial commentary UNCHANGED reiterate MS pressure and launch-product/Apellis growth bridge vs. UNVERIFIED consensus LOW
BIIB Return Day-1 residual (stock − beta × S&P 500) -1.5% LOW
BIIB Return 5-day cumulative residual -2.5% (FOLLOW-THROUGH) FOLLOW-THROUGH — modest estimate pressure from an in-line package LOW