Why is BIIB stock up today?

Biogen Inc. (BIIB) is actually down 1.45% today, not up. The strongest up-direction factors right now are: Spillover, Sector momentum, Earnings drift, Value, Accruals — the engine sees these but the market's pricing the opposite story today.

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BIIB is down today, not up — what the up-side factors look like

Biogen Inc. · Healthcare

Today\'s move

-1.45%$187.80

Note: BIIB is actually down today, not up. The factors that would explain a up move are below — they\'re present in the engine but the market\'s pricing the opposite story right now.

Strongest up-side factors right now

Each Framler factor is independently scored 0-100. Items below are the ones furthest from neutral (50) in the up direction. Engine verdict: mixed. Composite Framler score: 55/100. Regime: risk-on.

1Spillover76STRONG

2Sector momentum68GOOD

3Earnings drift67GOOD

4Value63GOOD

5Accruals60GOOD

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 →