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Micro Cap Biotechnology
Stocks Ranked by
Market Capitalization

Name Market cap Price Price
change %
CNSY
151
Cerenome, Inc. Common Stock
CNSY
$25.5M
$25.5M $3.70 3.39%
ABVC icon
152
ABVC BioPharma
ABVC
$25M
$25M $0.9601 2.53%
BRNS
153
Barinthus Biotherapeutics
BRNS
$23.8M
$23.8M $0.5825 1.25%
LGVN
154
Longeveron
LGVN
$23.6M
$23.6M $0.7469 7.92%
ATOS icon
155
Atossa Therapeutics
ATOS
$23.5M
$23.5M $2.35 0.42%
GRDX
156
GridAI Technologies Corp
GRDX
$23.3M
$23.3M $3.29 4.44%
ACTU
157
Actuate Therapeutics
ACTU
$23.2M
$23.2M $0.9699 3.97%
QNTM
158
Quantum Biopharma Class B Subordinate Voting Shares
QNTM
$22.4M
$22.4M $3.48 1.97%
ALLR
159
Allarity Therapeutics
ALLR
$22.3M
$22.3M $1.40 2.1%
TVRD
160
Tvardi Therapeutics
TVRD
$22.1M
$22.1M $1.77 0%
RADX
161
Radiopharm Theranostics
RADX
$21.9M
$21.9M $2.78 2.8%
DARE icon
162
Dare Bioscience
DARE
$21.6M
$21.6M $1.44 0%
CTXR icon
163
Citius Pharmaceuticals
CTXR
$21M
$21M $0.7650 6.25%
CLRB icon
164
Cellectar Biosciences
CLRB
$20.8M
$20.8M $2.60 1.52%
NEUP
165
Neuphoria Therapeutics
NEUP
$20.6M
$20.6M $3.81 0%
PLRZ
166
Polyrizon Ltd
PLRZ
$20.3M
$20.3M $9.72 4.61%
CELU icon
167
Celularity
CELU
$20M
$20M $0.6900 1.46%
MRKR icon
168
Marker Therapeutics
MRKR
$19.3M
$19.3M $1.16 3.57%
TPST icon
169
Tempest Therapeutics
TPST
$19.3M
$19.3M $1.21 2.54%
SKYE icon
170
Skye Bioscience
SKYE
$19.3M
$19.3M $0.5489 1.48%
CALC icon
171
CalciMedica
CALC
$19.1M
$19.1M $0.6199 5.75%
HOWL icon
172
Werewolf Therapeutics
HOWL
$18.6M
$18.6M $0.3819 0.47%
CYCN icon
173
Cyclerion Therapeutics
CYCN
$18.4M
$18.4M $3.92 9.8%
NCEL
174
NewcelX Ltd
NCEL
$17.9M
$17.9M $3.33 4.39%
NRSN icon
175
NeuroSense Therapeutics
NRSN
$17.7M
$17.7M $0.4687 1.2%
5 6
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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 273 micro cap Biotechnology stocks — companies in the Biotechnology industry with a market cap under $250M — worth a combined $18.3B.

The largest by market cap are Greenwich LifeSciences (GLSI) at $248M, Adagene (ADAG) at $248M and Capricor Therapeutics (CAPR) at $243M.

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

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