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Micro Cap Biotechnology
Stocks Ranked by
Market Capitalization

Name Market cap Price Price
change %
PMVP icon
101
PMV Pharmaceuticals
PMVP
$70.6M
$70.6M $1.32 4.35%
CRBP icon
102
Corbus Pharmaceuticals
CRBP
$69M
$69M $3.57 7.75%
CNXU icon
103
Conexeu Sciences Inc
CNXU
$68.4M
$68.4M $2.22 6.72%
TENX icon
104
Tenax Therapeutics
TENX
$67.7M
$67.7M $1.81 1.63%
CRDF icon
105
Cardiff Oncology
CRDF
$67.6M
$67.6M $0.8689 0.67%
CSBR icon
106
Champions Oncology
CSBR
$67.2M
$67.2M $4.83 0%
CING icon
107
Cingulate
CING
$66.3M
$66.3M $4.56 3.39%
RANI icon
108
Rani Therapeutics
RANI
$66.1M
$66.1M $0.5728 3.06%
FBIO icon
109
Fortress Biotech
FBIO
$65.7M
$65.7M $1.97 1.55%
CGTX icon
110
Cognition Therapeutics
CGTX
$65M
$65M $0.6833 2.32%
TELO icon
111
Telomir Pharmaceuticals
TELO
$64.5M
$64.5M $0.8750 3.85%
SPRO icon
112
Spero Therapeutics
SPRO
$62.3M
$62.3M $1.07 2.88%
GOSS icon
113
Gossamer Bio
GOSS
$60.9M
$60.9M $9.95 7.22%
XBIT icon
114
XBiotech
XBIT
$59.5M
$59.5M $1.95 2.01%
VRCA icon
115
Verrica Pharmaceuticals
VRCA
$59.4M
$59.4M $3.46 5.17%
RNXT icon
116
RenovoRx
RNXT
$59.1M
$59.1M $1.31 1.55%
XLO icon
117
Xilio Therapeutics
XLO
$57.3M
$57.3M $8.71 0.35%
RNTX icon
118
Rein Therapeutics
RNTX
$56.8M
$56.8M $0.6587 1.32%
HRTX icon
119
Heron Therapeutics
HRTX
$56.7M
$56.7M $0.2986 4.88%
ONCY icon
120
Oncolytics Biotech
ONCY
$55.7M
$55.7M $0.4248 8.92%
BOLD icon
121
Boundless Bio
BOLD
$55.5M
$55.5M $2.40 0.84%
APLM icon
122
Apollomics
APLM
$55.4M
$55.4M $19 –
INKT icon
123
MiNK Therapeutics
INKT
$54.1M
$54.1M $10.60 1.76%
HOWL icon
124
Werewolf Therapeutics
HOWL
$53M
$53M $1.09 1.87%
PLRX icon
125
Pliant Therapeutics
PLRX
$52.7M
$52.7M $0.8518 1.03%
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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 293 micro cap Biotechnology stocks — companies in the Biotechnology industry with a market cap under $250M — worth a combined $19B.

The largest by market cap are Clinuvel Pharmaceuticals (CUVL) at $247M, Korro Bio (KRRO) at $245M and Immuneering (IMRX) at $244M.

Among institutional investors, Eledon Pharmaceuticals (ELDN) drew the most net new fund positions in Q2 2026: 51 funds opened new positions, taking total fund holders up 40 (33%) quarter-over-quarter.

Market caps and prices updated daily; fund activity based on aggregated SEC 13F filings for Q2 2026.