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Biotech Market Movers

The biggest moves in biotech right now: pre-market and after-hours gainers and losers, unusual volume, short interest, options flow, and insider buying. Click any ticker to open the full company profile.
Top Gainer
HKPDCellyan Biotechnology Co., Ltd Class A Ordinary Shares
▲ 40.41%$0.45
Top Loser
ADTXAditxt, Inc.
▼ -34.26%$0.02
Most Unusual Volume

Today's Movers

The biggest intraday percentage gainers and losers across the biotech universe.

Top Stock Gainers
Ticker
Name
Change
Price
40.41%
$0.45
31.92%
$1.42
30.71%
$0.89
25.00%
$8.80
23.46%
$2.45
19.29%
$1.76
18.66%
$11.35
17.56%
$1.54
16.78%
$17.89
15.96%
$1.88
14.66%
$0.76
14.22%
$4.89
14.06%
$1.05
13.76%
$4.34
13.43%
$2.95
13.12%
$1.65
12.36%
$0.77
12.25%
$0.87
12.10%
$1.60
11.87%
$0.24
Top Stock Losers
Ticker
Name
Change
Price
-34.26%
$0.02
-34.18%
$0.21
-26.97%
$1.76
-25.58%
$0.90
-24.46%
$3.06
-22.37%
$0.40
-21.79%
$0.08
-18.48%
$0.59
-18.13%
$1.43
-16.96%
$2.25
-14.50%
$6.28
-14.46%
$1.78
-14.39%
$1.34
-12.46%
$0.69
-12.09%
$2.54
-11.32%
$76.42
-10.38%
$0.85
-10.09%
$24.00
-9.91%
$2.14
-9.90%
$4.73

Pre-Market & After-Hours

Stocks already moving outside regular hours, often driven by overnight data readouts, PDUFA decisions, and 8-K news.

Pre-Market Gainers
Ticker
Name
Previous Change
Previous Price
40.41%
$0.33
31.92%
$1.23
30.71%
$0.70
25.00%
$7.04
23.46%
$2.02
19.29%
$1.56
18.66%
$9.54
Pre-Market Losers
Ticker
Name
Previous Change
Previous Price
-34.26%
$0.03
-34.18%
$0.32
-26.97%
$2.41
-24.46%
$4.17
-22.37%
$0.50
-21.79%
$0.10
-18.48%
$0.64

Volume & Short Interest

Where today's volume is running far above normal (an unusualness ratio above 1 means heavier-than-usual trading) and which names carry the highest short interest, a setup for potential squeezes.

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Options Flow

Where the options market is busiest, and where volume is unusually high versus open interest (the Vol/OI ratio) — a common positioning signal ahead of catalysts.

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Insider Activity

Open-market buying and selling by company insiders. Cluster buying is often read as a confidence signal; switch the window to compare the last day, week, or month.

Top Buys

  • Month

  • Week

  • Day

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Top Sells

  • Month

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Top Positive & Negative News

The freshest headlines moving stocks right now, newest first, grouped by which way the stock moved.

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