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Micro Cap
Diagnostics & Research
Stocks Ranked by
Market Capitalization

Name Market cap Price Price
change %
BDSX icon
1
Biodesix
BDSX
$205M
$205M $21.14 6.71%
IMDX
2
Insight Molecular Diagnostics
IMDX
$156M
$156M $5 3.31%
XGN icon
3
Exagen
XGN
$113M
$113M $4.86 3.85%
BNR
4
Burning Rock Biotech
BNR
$106M
$106M $9.45 6.16%
PRPO icon
5
Precipio
PRPO
$41.8M
$41.8M $23.70 1.28%
QUCY
6
Quantum Cyber N.V.
QUCY
$26.4M
$26.4M $1.16 0%
MDXH icon
7
MDxHealth
MDXH
$21.4M
$21.4M $0.4230 1.51%
VNRX icon
8
VolitionRx Ltd
VNRX
$13.6M
$13.6M $1.11 1.77%
ADVB
9
Advanced Biomed Inc
ADVB
$11.7M
$11.7M $7.08 20.4%
AMS icon
10
American Shared Hospital Services
AMS
$9.74M
$9.74M $1.45 1.36%
XWEL icon
11
XWELL
XWEL
$9.29M
$9.29M $1.07 2.73%
MBAI
12
Check-Cap
MBAI
$7.34M
$7.34M $1.02 7.37%
NDRA icon
13
ENDRA Life Sciences
NDRA
$6.28M
$6.28M $5.36 8.28%
BIAF icon
14
bioAffinity Technologies
BIAF
$4.43M
$4.43M $0.7051 0.89%
ISPC icon
15
iSpecimen
ISPC
$3.25M
$3.25M $2.26 2.59%

Micro Cap Diagnostics & Research Stocks at a Glance

Diagnostics and research companies run laboratory testing, imaging, and analytical services, and supply the instruments behind them. Testing volumes are recurring and largely non-discretionary, while research-tools demand follows pharma and academic R&D budgets.

There are 15 micro cap Diagnostics & Research stocks — companies in the Diagnostics & Research industry with a market cap under $250M — worth a combined $736M.

The largest by market cap are Biodesix (BDSX) at $205M, Insight Molecular Diagnostics (IMDX) at $156M and Exagen (XGN) at $113M.

Among institutional investors, Biodesix (BDSX) drew the most net new fund positions in Q1 2026: 24 funds opened new positions, taking total fund holders up 14 (54%) quarter-over-quarter.

  • Combined market cap: $736M across 15 stocks.
  • Micro Cap: market cap under $250M.
  • Largest constituent: Biodesix (BDSX), $205M market cap.
  • Most net new fund positions in Q1 2026: Biodesix (BDSX), +14 holders.

Market caps and prices updated daily; fund activity based on aggregated SEC 13F filings for Q1 2026.