Why is BIIB stock up today?

Biogen Inc. · Healthcare

Today\'s move

+1.13%$216.78

Top factors pushing the score higher

Each Framler factor is independently scored 0-100. Items below are the ones furthest from neutral (50) in the up direction. Engine verdict: bullish. Composite Framler score: 75/100. Regime: risk-on.

1Earnings drift75STRONG

2Options flow75STRONG

3Sector momentum75STRONG

4Spillover73GOOD

5Momentum64GOOD

Pattern firing

Earnings beat confirmed by price + options

See full BIIB multi-factor analysis →

About this breakdown

The "why" page is a snapshot of the Framler engine\'s 13-factor scoring for BIIB on today\'s pass. Direction-aligned factors are those whose individual score is at least 5 points away from neutral (50) in the requested direction. The engine refreshes daily at 06:00 UTC; this page revalidates every 10 minutes so the read tracks the fresh score.

BIIB forecast → · BIIB next earnings → · How the score is built →