Biogen Inc. Common Stock (BIIB) Sentiment

30-day SentiSense Score 5.43 · Bullish · ▼ cooling · as of 2026-08-09

BIIB sentiment is slightly bullish (30-day SentiSense Score 5) and cooling from a month ago; there is no reading for today yet. Attention averages ~13 mentions/day (3 today).

Sentiment (30-day)
Slightly Bullish
SentiSense Score (30-day avg)
5.43
Mentions / day (30-day avg)
13 (3 today)

Where the conversation is happening

News
Bullish · 77% of mentions
X
Bullish · 16% of mentions
Reddit
Bullish · 7% of mentions

Related tickers

AMGN, GILD, MRNA, ALNY, INCY, TGTX

What's driving it

  • Biogen Shares Plummet 8.17% on Sharp Drop in Alzheimer's Drug Hope (-0.37)
  • Moderna Adds Former Biogen CFO Michael McDonnell to Board (0)
  • Biogen's Alzheimer's Drug Misses Trial Goals, Stock Slides, but Analysts Stay Bullish (+0.05)

Live SentiSense Score, sentiment history, and per-source breakdown for Biogen Inc. Common Stock on SentiSense.

See how BIIB's sector compares in the market sentiment heatmap