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Micro Cap Biotechnology
Stocks Ranked by
Market Capitalization

Name Market cap Price Price
change %
ELTX icon
101
Elicio Therapeutics
ELTX
$75.9M
$75.9M $2.89 2.03%
CSBR icon
102
Champions Oncology
CSBR
$75.9M
$75.9M $5.46 1.27%
ALPS
103
ALPS Group Inc
ALPS
$73.2M
$73.2M $0.4400 5.46%
ATRA icon
104
Atara Biotherapeutics
ATRA
$72.6M
$72.6M $8.06 3.2%
ANVS icon
105
Annovis Bio
ANVS
$72.3M
$72.3M $1.70 0.59%
GANX icon
106
Gain Therapeutics
GANX
$72.1M
$72.1M $1.69 2.31%
SPRO icon
107
Spero Therapeutics
SPRO
$68.9M
$68.9M $1.19 0.83%
XBIT icon
108
XBiotech
XBIT
$68.6M
$68.6M $2.25 0.88%
IBIO icon
109
iBio
IBIO
$67.6M
$67.6M $1.36 2.16%
LONA
110
LeonaBio Inc
LONA
$66.1M
$66.1M $7.04 1%
PLRX icon
111
Pliant Therapeutics
PLRX
$65M
$65M $1.05 1.87%
RNTX
112
Rein Therapeutics
RNTX
$64.8M
$64.8M $0.7580 3.04%
MNOV icon
113
MediciNova
MNOV
$63.5M
$63.5M $1.29 3.01%
IMA
114
ImageneBio Inc
IMA
$63.4M
$63.4M $5.57 3.3%
CRDF icon
115
Cardiff Oncology
CRDF
$63M
$63M $0.8100 0.98%
GNTA
116
Genenta Science
GNTA
$62.7M
$62.7M $1.30 17.2%
ACRV icon
117
Acrivon Therapeutics
ACRV
$61.2M
$61.2M $1.43 7.14%
CING icon
118
Cingulate
CING
$61M
$61M $4.53 0%
HYFT
119
MindWalk Holdings
HYFT
$60.7M
$60.7M $1.30 4.41%
XLO icon
120
Xilio Therapeutics
XLO
$59.8M
$59.8M $9.10 0.55%
PMVP icon
121
PMV Pharmaceuticals
PMVP
$57.1M
$57.1M $1.07 2.73%
CNTX icon
122
Context Therapeutics
CNTX
$56.7M
$56.7M $0.6170 4.47%
IMMP
123
Immutep
IMMP
$56.1M
$56.1M $0.3808 1.53%
BOLD
124
Boundless Bio
BOLD
$55.7M
$55.7M $2.48 0.4%
DWTX
125
Dogwood Therapeutics
DWTX
$51.8M
$51.8M $1.54 0.65%
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Micro Cap Biotechnology Stocks at a Glance

Biotechnology companies research and develop novel drugs and therapies, often with no products yet on the market. Clinical-trial readouts and regulatory decisions drive binary stock moves, making pipeline breadth, cash runway, and partnership deals the key variables.

There are 282 micro cap Biotechnology stocks — companies in the Biotechnology industry with a market cap under $250M — worth a combined $19.3B.

The largest by market cap are Adagene (ADAG) at $246M, ProQR Therapeutics (PRQR) at $244M and InflaRx (IFRX) at $243M.

Among institutional investors, Atrium Therapeutics (RNA) drew the most net new fund positions in Q1 2026: 162 funds opened new positions.

  • Combined market cap: $19.3B across 282 stocks.
  • Micro Cap: market cap under $250M.
  • Largest constituent: Adagene (ADAG), $246M market cap.
  • Most net new fund positions in Q1 2026: Atrium Therapeutics (RNA), +162 holders.

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