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
$36.06M
$1.10
Arrive AI Inc.
ARAINASDAQ Global Market
$89.34M
$2.73
ZenaTech, Inc.
ZENANASDAQ Capital Market
$94.61M
$3.71
DIAGNOS Inc.
DGNOFOther OTC
$23.03M
$0.2261
Wellgistics Health, Inc.
WGRXNASDAQ Capital Market
$29.23M
$0.4177
Predictmedix AI Inc.
PMEDFOTCQB
$8.27M
$0.0400
AI/ML Innovations Inc.
AIMLFOTCQB
$4.27M
$0.0254
GBT Technologies Inc.
GTCHOTCPink
$2.77M
$0.0001
Gecko Systems International Corp.
GOSYOTCPink
$82.50K
$0.0001
VERSES AI Inc.
VRSSFOTCQB
$13.92M
$1.53
Nextech3D.AI Corp. (NexTech AR Solutions)
NEXCFOTCQX
$23.05M
$0.1040
Plurilock Security Inc.
PLCKFOTCQB
$10.78M
$0.1370
Treatment.Com International Inc.
TREIFOTC
$36.62M
$0.4851
Predictive Oncology Inc.
POAINASDAQ
$4.32M
$5.95
Inuvo, Inc.
INUVAMEX
$49.81M
$3.41
Nerdy, Inc.
NRDYNYSE
$126.63M
$1.03
Lantern Pharma Inc.
LTRNNASDAQ
$39.59M
$3.54
Avant Technologies Inc.
AVAIOTC
$93.23M
$0.6754
Artificial Intelligence Technology Solutions Inc.
AITXOTC
$12.81M
$0.0007
Perimeter Medical Imaging AI, Inc.
PYNKFOTC
$27.99M
$0.2489
Eva Live, Inc.
GOAIOTC
$192.58M
$6.15
Tenet Fintech Group Inc.
PKKFFOTC
$4.51M
$0.0399
Epazz, Inc.
EPAZOTC
$570.93K
$0.0360
Datametrex AI Limited
DTMXFOTC
$2.09M
$0.0668
AnalytixInsight Inc.
ATIXFOTC
$461.46K
$0.0038
mCloud Technologies Corp.
MCLDFOTC
$2.33K
$0.0001
Visium Technologies, Inc.
VISMOTC
$1.70M
$0.0060
NowVertical Group Inc.
NOWVFOTC
$19.09M
$0.2050
LZG International, Inc.
LZGIOTC
$30.68K
$0.0002
Cognetivity Neurosciences Ltd.
CGNSFOTC
$8.96K
$0.0001
infinitii ai inc.
CDTAFOTC
$3.86M
$0.0277
VSBLTY Groupe Technologies Corp.
VSBGFOTC
$3.69M
$0.0706
Reliq Health Technologies Inc.
RQHTFOTC
$2.63M
$0.0100
FansUnite Entertainment Inc.
FUNFFOTC
$395.51K
$0.0011
QuantGate Systems Inc.
QGSIOTC
$6.27M
$0.0202
Resgreen Group International Inc.
RGGIOTC
$48.75K
$0.0001
HUMBL, Inc.
HMBLOTC
$4.67M
$0.0001
BlueRush Inc.
BTVRFOTC
$78.82K
$0.0008
Rekor Systems, Inc.
REKRNASDAQ
$199.59M
$1.58
Lantronix, Inc.
LTRXNASDAQ
$253.78M
$6.45
AudioEye, Inc.
AEYENASDAQ
$118.72M
$9.56
Knightscope, Inc.
KSCPNASDAQ
$35.93M
$4.39
Nauticus Robotics, Inc.
KITTNASDAQ
$5.76M
$1.01
Guardforce AI Co., Limited
GFAINASDAQ
$13.22M
$0.6060
Veritone, Inc.
VERINASDAQ
$231.31M
$4.58
LivePerson, Inc.
LPSNNASDAQ
$42.09M
$3.55
Remark Holdings, Inc.
MARKOTC
$123.81K
$0.0020
iCAD, Inc.
ICADNASDAQ
$106.31M
$3.87
Amesite Inc.
AMSTNASDAQ
$9.69M
$2.12
BioXcel Therapeutics, Inc.
BTAINASDAQ
$43.52M
$1.99
Hyperfine, Inc.
HYPRNASDAQ
$94.48M
$1.24
GSI Technology, Inc.
GSITNASDAQ
$199.57M
$7.41
QuickLogic Corporation
QUIKNASDAQ
$134.13M
$7.85
One Stop Systems, Inc.
OSSNASDAQ
$251.78M
$11.69
Duos Technologies Group, Inc.
DUOTNASDAQ
$210.28M
$10.30
Arbe Robotics Ltd.
ARBENASDAQ
$140.43M
$1.29
Foresight Autonomous Holdings Ltd.
FRSXNASDAQ
$27.00M
$1.39
SoundThinking, Inc.
SSTINASDAQ
$108.52M
$8.56
Spectral AI, Inc.
MDAINASDAQ
$49.71M
$1.62
Bullfrog AI Holdings, Inc. Common Stock
BFRGNASDAQ
$6.64M
$0.6832
Presto Automation, Inc.
PRSTOTC
$31.80K
$0.0001
Stem, Inc.
STEMNYSE
$166.80M
$19.88
AgEagle Aerial Systems, Inc.
UAVSAMEX
$67.72M
$1.69
BuzzFeed, Inc.
BZFDNASDAQ
$37.56M
$1.01
T Stamp Inc.
IDAINASDAQ
$9.90M
$4.24
ON24, Inc.
ONTFNYSE
$337.09M
$7.97
Marpai, Inc.
MRAIOTC
$8.93M
$0.5800
Airship AI Holdings, Inc.
AISPNASDAQ
$96.33M
$3.13
AEye, Inc.
LIDRNASDAQ
$95.07M
$2.11
WISeKey International Holding AG
WKEYNASDAQ
$53.63M
$8.61
MicroAlgo Inc.
MLGONASDAQ
$58.10M
$5.31
iCoreConnect Inc.
ICCTNASDAQ
$4.88K
$0.0010
Cerberus Cyber Sentinel Corporation
CISONASDAQ
$16.16M
$0.4796
Healwell AI Inc.
HWAIFOTC
$174.83M
$0.6280
Palladyne AI Corp.
PDYNNASDAQ
$284.26M
$6.76
Cerence Inc.
CRNCNASDAQ
$532.41M
$12.33
Nixxy, Inc.
NIXXOTC
$19.91M
$0.9556
Upland Software, Inc.
UPLDOTC
$43.03M
$1.49
Jet.AI Inc.
JTAIOTC
$1.01M
$0.4546
Carlsmed, Inc. Common Stock
CARLOTC
$339.33M
$12.76
Ainos, Inc.
AIMDOTC
$9.24M
$1.92
Viant Technology Inc.
DSPOTC
$735.79M
$11.61
Information Services Group, Inc.
IIIOTC
$294.41M
$6.08
iQSTEL Inc.
IQSTOTC
$8.59M
$2.91
Invitae Corporation
NVTAOTC
$5.44M
$0.0190
Cloudastructure Inc.
CSAIOTC
$16.94M
$0.8679
Bridgeline Digital, Inc.
BLINOTC
$10.42M
$0.8520
Profound Medical Corp.
PROFOTC
$230.14M
$7.62
Vuzix Corporation
VUZIOTC
$254.12M
$3.35
Blaize Holdings, Inc.
BZAIOTC
$247.79M
$2.23
NextNRG Inc.
NXXTOTC
$150.39M
$1.15
Yxt.Com Group Holding Ltd
YXTOTC
$49.16M
$0.8234
Soluna Holdings, Inc.
SLNHOTC
$51.20M
$1.70
VCI Global Limited
VCIGOTC
$6.87M
$1.05
Currenc Group, Inc.
CURROTC
$129.40M
$1.69
YY Group Holding Limited
YYGHOTC
$8.58M
$0.2161
Alpha Modus Holdings, Inc.
AMODOTC
$28.53M
$0.6800
Micropolis Holding Company
MCRPOTC
$76.75M
$2.20
Datasea Inc.
DTSSOTC
$6.94M
$0.8100
Datavault AI Inc.
DVLTOTC
$201.46M
$0.7182
iBio, Inc.
IBIOOTC
$41.16M
$2.49
Safe Pro Group Inc. Common Stock
SPAIOTC
$95.08M
$6.23
VisionWave Holdings, Inc.
VWAVOTC
$229.47M
$13.91
Yiren Digital Ltd.
YRDOTC
$173.43M
$3.99
Rackspace Technology, Inc.
RXTOTC
$246.03M
$1.01
Absci Corporation
ABSIOTC
$503.74M
$3.35
CID HoldCo, Inc. Common Stock
DAICOTC
$11.96M
$0.4306
ScanTech AI Systems Inc.
STAIOTC
$5.39M
$2.62
TSS, Inc.
TSSIOTC
$253.86M
$10.57
Wearable Devices Ltd.
WLDSOTC
$1.11M
$1.23
Cycurion, Inc. Common Stock
CYCUOTC
$6.13M
$2.60
Aware, Inc.
AWREOTC
$39.97M
$1.87
The Joint Corp.
JYNTOTC
$155.66M
$10.24
Xiao-I Corporation
AIXIOTC
$3.63M
$0.3436
Sagtec Global Limited
SAGTOTC
$25.46M
$2.00
Mobile-health Network Solutions Class A Ordinary Shares
MNDROTC
$885.67K
$0.9999
Mobix Labs, Inc.
MOBXOTC
$13.52M
$0.2254
Wishpond Technologies Ltd.
WPNDFOTC
$5.70M
$0.1037
IBEX Technologies Inc.
IBXNFOTC
$25.27M
$1.00
Primech Holdings Ltd. Ordinary Shares
PMECOTC
$37.99M
$0.9889
Mynd.ai, Inc.
MYNDOTC
$2.05M
$0.4501
Perfect Corp.
PERFOTC
$181.62M
$1.77
Xtract One Technologies Inc.
XTRAFOTC
$117.09M
$0.4710
eXoZymes, Inc.
EXOZOTC
$90.33M
$10.77
Robo.ai Inc.
AIIOOTC
$79.41M
$0.2766
Kaltura, Inc.
KLTROTC
$231.32M
$1.51
RedCloud Holdings plc
RCTOTC
$65.90M
$1.49
MindWalk Holdings Corp.
HYFTOTC
$99.79M
$2.14
SOPHiA GENETICS S.A.
SOPHOTC
$345.68M
$5.15
Satellogic Inc.
SATLOTC
$365.60M
$3.66
CXApp Inc.
CXAIOTC
$5.93M
$0.2906
8x8, Inc.
EGHTOTC
$252.33M
$1.82
PERIMETER
 PYNKFOTC
$27.99M
$0.2489
Rocket Doctor AI Inc.
AIRDFOTC
$44.36M
$0.5504
Classover Holdings, Inc. Class B Common Stock
KIDZOTC
$3.53M
$0.1950
MultiSensor AI Holdings, Inc.
MSAIOTC
$9.99M
$0.3052
AlphaTON Capital Corp.
ATONOTC
$2.09M
$0.9169
Domo, Inc.
DOMOOTC
$269.10M
$6.68
Nowigence, Inc.
NOWGOTC
$16.22M
$0.2700
IGC Pharma, Inc.
IGCOTC
$25.50M
$0.2997
KNOREX LTD.
KNRXOTC
$44.73M
$1.63
Gorilla Technology Group Inc.
GRRROTC
$310.90M
$12.54
Aeries Technology, Inc
AERTOTC
$25.89M
$0.5300
Sidus Space, Inc.
SIDUOTC
$132.28M
$3.75
BrainChip Holdings Ltd
BRCHFOTC
$245.13M
$0.1275
Spectral Capital Corporation
FCCNOTC
$289.51M
$4.15
Lunai Bioworks Inc.
LNAIOTC
$17.12M
$0.9620
Healthcare Triangle, Inc.
HCTIOTC
$2.61M
$0.4441
Simulations Plus, Inc.
SLPOTC
$400.72M
$19.89
Brand Engagement Network, Inc.
BNAIOTC
$26.03M
$5.80