Best AI Microcap Stocks Under $400 Million

Explore microcap AI stocks, nano-cap innovators, and emerging tech companies on the front lines of artificial intelligence disruption.

Following is a hand-picked list of public companies trading under $400 million in market cap — each actively building or leveraging artificial intelligence in unique ways. These are the early-stage innovators and niche players often overlooked by Wall Street but ripe with potential.

We built this list to help retail investors discover AI companies before they're mainstream — and to spotlight the diverse, under-the-radar ways AI is transforming everything from defense to biotech to industrial automation.

We update this list regularly as we track the fast-moving microcap landscape. Prices and market caps are updated weekly.

If we are missing a company please let us know: contact@neuralcapital.ai

CompanyMarket Cap Price
OneMedNet Corporation
ONMDNASDAQ Global Market
$42.71M
$0.7500
DIAGNOS Inc.
DGNOFOther OTC
$18.34M
$0.1800
Wellgistics Health, Inc.
WGRXNASDAQ Capital Market
$7.43M
$2.96
ZenaTech, Inc.
ZENANASDAQ Capital Market
$33.79M
$1.32
Arrive AI Inc.
ARAINASDAQ Global Market
$13.40M
$0.4183
Predictmedix AI Inc.
PMEDFOTCQB
$5.41M
$0.0247
AI/ML Innovations Inc.
AIMLFOTCQB
$5.38M
$0.0320
GBT Technologies Inc.
GTCHOTCPink
$2.22M
$0.0001
Gecko Systems International Corp.
GOSYOTCPink
$82.50K
$0.0001
VERSES AI Inc.
VRSSFOTCQB
$2.41M
$0.2650
Nextech3D.AI Corp. (NexTech AR Solutions)
NEXCFOTCQX
$22.40M
$0.0960
Plurilock Security Inc.
PLCKFOTCQB
$6.77M
$0.0850
Treatment.Com International Inc.
TREIFOTC
$36.62M
$0.4851
Predictive Oncology Inc.
POAINASDAQ
$3.57M
$4.91
Inuvo, Inc.
INUVAMEX
$19.38M
$1.18
Nerdy, Inc.
NRDYNYSE
$110.45M
$0.9032
Lantern Pharma Inc.
LTRNNASDAQ
$44.27M
$3.47
Avant Technologies Inc.
AVAIOTC
$23.50M
$0.1700
Artificial Intelligence Technology Solutions Inc.
AITXOTC
$10.98M
$0.0635
Perimeter Medical Imaging AI, Inc.
PYNKFOTC
$20.98M
$0.2257
Eva Live, Inc.
GOAIOTC
$77.93M
$2.48
Tenet Fintech Group Inc.
PKKFFOTC
$11.93M
$0.1056
Epazz, Inc.
EPAZOTC
$386.42K
$0.0241
Datametrex AI Limited
DTMXFOTC
$911.82K
$0.0251
AnalytixInsight Inc.
ATIXFOTC
$121.69K
$0.0010
mCloud Technologies Corp.
MCLDFOTC
$232.00
$0.0000
Visium Technologies, Inc.
VISMOTC
$625.09K
$0.0022
NowVertical Group Inc.
NOWVFOTC
$8.08M
$0.0847
LZG International, Inc.
LZGIOTC
$30.68K
$0.0002
Cognetivity Neurosciences Ltd.
CGNSFOTC
$8.96K
$0.0001
infinitii ai inc.
CDTAFOTC
$3.52M
$0.0252
VSBLTY Groupe Technologies Corp.
VSBGFOTC
$2.71M
$0.0520
Reliq Health Technologies Inc.
RQHTFOTC
$2.63M
$0.0100
FansUnite Entertainment Inc.
FUNFFOTC
$251.69K
$0.0007
QuantGate Systems Inc.
QGSIOTC
$3.64M
$0.0112
Resgreen Group International Inc.
RGGIOTC
$48.75K
$0.0001
HUMBL, Inc.
HMBLOTC
$9.34M
$0.0002
BlueRush Inc.
BTVRFOTC
$78.82K
$0.0008
Rekor Systems, Inc.
REKRNASDAQ
$95.61M
$0.6948
Lantronix, Inc.
LTRXNASDAQ
$247.64M
$5.55
AudioEye, Inc.
AEYENASDAQ
$88.27M
$7.07
Knightscope, Inc.
KSCPNASDAQ
$14.46M
$1.71
Nauticus Robotics, Inc.
KITTNASDAQ
$734.35K
$1.03
Guardforce AI Co., Limited
GFAINASDAQ
$8.84M
$0.4033
Veritone, Inc.
VERINASDAQ
$58.33M
$1.16
LivePerson, Inc.
LPSNNASDAQ
$22.22M
$1.82
Remark Holdings, Inc.
MARKOTC
$92.85K
$0.0015
iCAD, Inc.
ICADNASDAQ
$106.31M
$3.87
Amesite Inc.
AMSTNASDAQ
$5.14M
$1.13
BioXcel Therapeutics, Inc.
BTAINASDAQ
$26.25M
$0.8500
Hyperfine, Inc.
HYPRNASDAQ
$89.69M
$1.06
GSI Technology, Inc.
GSITNASDAQ
$206.17M
$6.47
QuickLogic Corporation
QUIKNASDAQ
$270.56M
$15.27
One Stop Systems, Inc.
OSSNASDAQ
$340.84M
$13.76
Duos Technologies Group, Inc.
DUOTNASDAQ
$173.54M
$9.47
Arbe Robotics Ltd.
ARBENASDAQ
$88.01M
$0.7176
Foresight Autonomous Holdings Ltd.
FRSXNASDAQ
$6.86M
$1.57
SoundThinking, Inc.
SSTINASDAQ
$110.24M
$8.51
Spectral AI, Inc.
MDAINASDAQ
$54.71M
$1.72
Bullfrog AI Holdings, Inc. Common Stock
BFRGNASDAQ
$8.34M
$0.7149
Presto Automation, Inc.
PRSTOTC
$31.80K
$0.0001
Stem, Inc.
STEMNYSE
$62.40M
$6.97
AgEagle Aerial Systems, Inc.
UAVSAMEX
$33.86M
$0.7774
BuzzFeed, Inc.
BZFDNASDAQ
$54.92M
$1.46
T Stamp Inc.
IDAINASDAQ
$5.35M
$2.29
ON24, Inc.
ONTFNYSE
$348.25M
$8.10
Marpai, Inc.
MRAIOTC
$12.90M
$0.6500
Airship AI Holdings, Inc.
AISPNASDAQ
$75.94M
$2.21
AEye, Inc.
LIDRNASDAQ
$61.83M
$1.33
WISeKey International Holding AG
WKEYNASDAQ
$42.66M
$6.85
MicroAlgo Inc.
MLGONASDAQ
$44.67M
$4.08
iCoreConnect Inc.
ICCTNASDAQ
$5.37K
$0.0011
Cerberus Cyber Sentinel Corporation
CISONASDAQ
$8.34M
$0.2774
Healwell AI Inc.
HWAIFOTC
$165.00M
$0.5453
Palladyne AI Corp.
PDYNNASDAQ
$203.04M
$5.22
Cerence Inc.
CRNCNASDAQ
$465.21M
$10.29
Nixxy, Inc.
NIXXOTC
$30.97M
$1.34
Upland Software, Inc.
UPLDOTC
$14.09M
$4.80
Jet.AI Inc.
JTAIOTC
$3.61M
$5.58
Carlsmed, Inc. Common Stock
CARLOTC
$316.70M
$11.65
Ainos, Inc.
AIMDOTC
$8.56M
$1.89
Viant Technology Inc.
DSPOTC
$863.87M
$13.16
Information Services Group, Inc.
IIIOTC
$192.31M
$4.02
iQSTEL Inc.
IQSTOTC
$2.92M
$0.9902
Invitae Corporation
NVTAOTC
$5.44M
$0.0190
Cloudastructure Inc.
CSAIOTC
$7.62M
$0.4044
Bridgeline Digital, Inc.
BLINOTC
$15.28M
$1.21
Profound Medical Corp.
PROFOTC
$210.00M
$6.94
Vuzix Corporation
VUZIOTC
$203.36M
$2.45
Blaize Holdings, Inc.
BZAIOTC
$134.17M
$1.20
NextNRG Inc.
NXXTOTC
$38.40M
$0.3144
Yxt.Com Group Holding Ltd
YXTOTC
$20.47M
$0.3435
Soluna Holdings, Inc.
SLNHOTC
$200.34M
$1.27
VCI Global Limited
VCIGOTC
$225.75K
$2.07
Currenc Group, Inc.
CURROTC
$231.64M
$3.02
YY Group Holding Limited
YYGHOTC
$4.48M
$1.40
Alpha Modus Holdings, Inc.
AMODOTC
$3.87M
$4.34
Micropolis Holding Company
MCRPOTC
$52.33M
$1.50
Datasea Inc.
DTSSOTC
$7.99M
$0.7649
Datavault AI Inc.
DVLTOTC
$101.35M
$0.3582
iBio, Inc.
IBIOOTC
$22.58M
$1.43
Safe Pro Group Inc. Common Stock
SPAIOTC
$64.54M
$3.83
VisionWave Holdings, Inc.
VWAVOTC
$69.64M
$4.22
Yiren Digital Ltd.
YRDOTC
$107.81M
$1.24
Rackspace Technology, Inc.
RXTOTC
$1.25B
$5.04
Absci Corporation
ABSIOTC
$1.77B
$10.46
CID HoldCo, Inc. Common Stock
DAICOTC
$2.26M
$1.87
ScanTech AI Systems Inc.
STAIOTC
$220.01K
$0.1070
TSS, Inc.
TSSIOTC
$322.99M
$11.50
Wearable Devices Ltd.
WLDSOTC
$165.08K
$1.65
Cycurion, Inc. Common Stock
CYCUOTC
$1.14M
$0.4825
Aware, Inc.
AWREOTC
$28.90M
$1.33
The Joint Corp.
JYNTOTC
$131.58M
$9.23
Xiao-I Corporation
AIXIOTC
$980.83K
$1.85
Sagtec Global Limited
SAGTOTC
$11.67M
$0.9301
Mobile-health Network Solutions Class A Ordinary Shares
MNDROTC
$76.82K
$3.12
Mobix Labs, Inc.
MOBXOTC
$12.55M
$1.90
Wishpond Technologies Ltd.
WPNDFOTC
$7.09M
$0.1289
IBEX Technologies Inc.
IBXNFOTC
$25.27M
$1.00
Primech Holdings Ltd. Ordinary Shares
PMECOTC
$22.29M
$0.5801
Mynd.ai, Inc.
MYNDOTC
$1.85M
$0.3994
Perfect Corp.
PERFOTC
$194.54M
$1.91
Xtract One Technologies Inc.
XTRAFOTC
$102.54M
$0.3945
eXoZymes, Inc.
EXOZOTC
$66.18M
$7.13
Robo.ai Inc.
AIIOOTC
$65.34M
$3.31
Kaltura, Inc.
KLTROTC
$190.22M
$1.26
RedCloud Holdings plc
RCTOTC
$10.81M
$0.2400
MindWalk Holdings Corp.
HYFTOTC
$65.93M
$1.41
SOPHiA GENETICS S.A.
SOPHOTC
$384.18M
$5.59
Satellogic Inc.
SATLOTC
$529.90M
$4.41
CXApp Inc.
CXAIOTC
$3.60M
$0.1540
8x8, Inc.
EGHTOTC
$288.30M
$2.03
PERIMETER
 PYNKFOTC
$20.98M
$0.2257
Rocket Doctor AI Inc.
AIRDFOTC
$38.61M
$0.3985
Classover Holdings, Inc. Class B Common Stock
KIDZOTC
$778.30K
$0.6990
MultiSensor AI Holdings, Inc.
MSAIOTC
$4.75M
$5.09
AlphaTON Capital Corp.
ATONOTC
$534.72K
$0.2347
Domo, Inc.
DOMOOTC
$145.14M
$3.46
Nowigence, Inc.
NOWGOTC
$10.81M
$1.24
IGC Pharma, Inc.
IGCOTC
$27.03M
$0.2701
KNOREX LTD.
KNRXOTC
$10.98M
$0.4280
Gorilla Technology Group Inc.
GRRROTC
$440.57M
$17.77
Aeries Technology, Inc
AERTOTC
$40.98M
$7.14
Sidus Space, Inc.
SIDUOTC
$77.66M
$2.10
BrainChip Holdings Ltd
BRCHFOTC
$214.06M
$0.1134
Spectral Capital Corporation
FCCNOTC
$411.71M
$5.23
Lunai Bioworks Inc.
LNAIOTC
$12.79M
$2.82
Healthcare Triangle, Inc.
HCTIOTC
$2.06M
$1.78
Simulations Plus, Inc.
SLPOTC
$368.85M
$18.25
Brand Engagement Network, Inc.
BNAIOTC
$67.30M
$13.85