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
Wellgistics Health, Inc.
WGRXNASDAQ Capital Market
$8.67M
$3.52
OneMedNet Corporation
ONMDNASDAQ Global Market
$37.18M
$0.6529
ZenaTech, Inc.
ZENANASDAQ Capital Market
$85.34M
$1.38
DIAGNOS Inc.
DGNOFOther OTC
$26.49M
$0.2200
Arrive AI Inc.
ARAINASDAQ Global Market
$11.69M
$0.2450
Predictmedix AI Inc.
PMEDFOTCQB
$4.60M
$0.0210
AI/ML Innovations Inc.
AIMLFOTCQB
$5.35M
$0.0318
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
$17.51M
$0.0750
Plurilock Security Inc.
PLCKFOTCQB
$5.65M
$0.0710
Treatment.Com International Inc.
TREIFOTC
$36.62M
$0.4851
Predictive Oncology Inc.
POAINASDAQ
$3.57M
$4.91
Inuvo, Inc.
INUVAMEX
$16.81M
$1.02
Nerdy, Inc.
NRDYNYSE
$103.01M
$0.8424
Lantern Pharma Inc.
LTRNNASDAQ
$35.47M
$2.78
Avant Technologies Inc.
AVAIOTC
$16.87M
$0.1220
Artificial Intelligence Technology Solutions Inc.
AITXOTC
$1.16M
$0.0067
Perimeter Medical Imaging AI, Inc.
PYNKFOTC
$18.59M
$0.2000
Eva Live, Inc.
GOAIOTC
$64.67M
$1.77
Tenet Fintech Group Inc.
PKKFFOTC
$13.33M
$0.1180
Epazz, Inc.
EPAZOTC
$321.89K
$0.0201
Datametrex AI Limited
DTMXFOTC
$828.27K
$0.0228
AnalytixInsight Inc.
ATIXFOTC
$243.37K
$0.0020
mCloud Technologies Corp.
MCLDFOTC
$232.00
$0.0000
Visium Technologies, Inc.
VISMOTC
$528.92K
$0.0019
NowVertical Group Inc.
NOWVFOTC
$6.80M
$0.0713
LZG International, Inc.
LZGIOTC
$30.68K
$0.0002
Cognetivity Neurosciences Ltd.
CGNSFOTC
$8.96K
$0.0001
infinitii ai inc.
CDTAFOTC
$4.73M
$0.0339
VSBLTY Groupe Technologies Corp.
VSBGFOTC
$2.87M
$0.0550
Reliq Health Technologies Inc.
RQHTFOTC
$2.63M
$0.0100
FansUnite Entertainment Inc.
FUNFFOTC
$71.91K
$0.0002
QuantGate Systems Inc.
QGSIOTC
$3.59M
$0.0110
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
$89.02M
$0.6469
Lantronix, Inc.
LTRXNASDAQ
$260.07M
$5.83
AudioEye, Inc.
AEYENASDAQ
$72.21M
$5.78
Knightscope, Inc.
KSCPNASDAQ
$12.94M
$1.53
Nauticus Robotics, Inc.
KITTNASDAQ
$762.87K
$1.07
Guardforce AI Co., Limited
GFAINASDAQ
$7.09M
$0.3235
Veritone, Inc.
VERINASDAQ
$116.18M
$1.25
LivePerson, Inc.
LPSNNASDAQ
$27.25M
$2.21
Remark Holdings, Inc.
MARKOTC
$68.09K
$0.0011
iCAD, Inc.
ICADNASDAQ
$106.31M
$3.87
Amesite Inc.
AMSTNASDAQ
$4.55M
$1.00
BioXcel Therapeutics, Inc.
BTAINASDAQ
$25.63M
$0.8302
Hyperfine, Inc.
HYPRNASDAQ
$82.70M
$0.9820
GSI Technology, Inc.
GSITNASDAQ
$211.10M
$6.63
QuickLogic Corporation
QUIKNASDAQ
$245.83M
$13.87
One Stop Systems, Inc.
OSSNASDAQ
$329.92M
$13.32
Duos Technologies Group, Inc.
DUOTNASDAQ
$256.73M
$8.69
Arbe Robotics Ltd.
ARBENASDAQ
$92.82M
$0.7568
Foresight Autonomous Holdings Ltd.
FRSXNASDAQ
$1.94M
$1.24
SoundThinking, Inc.
SSTINASDAQ
$100.52M
$7.76
Spectral AI, Inc.
MDAINASDAQ
$52.83M
$1.66
Bullfrog AI Holdings, Inc. Common Stock
BFRGNASDAQ
$6.90M
$0.5910
Presto Automation, Inc.
PRSTOTC
$31.80K
$0.0001
Stem, Inc.
STEMNYSE
$51.50M
$5.75
AgEagle Aerial Systems, Inc.
UAVSAMEX
$41.13M
$0.7184
BuzzFeed, Inc.
BZFDNASDAQ
$43.72M
$1.13
T Stamp Inc.
IDAINASDAQ
$16.54M
$3.13
ON24, Inc.
ONTFNYSE
$348.25M
$8.10
Marpai, Inc.
MRAIOTC
$42.86M
$2.16
Airship AI Holdings, Inc.
AISPNASDAQ
$66.12M
$1.92
AEye, Inc.
LIDRNASDAQ
$56.50M
$1.22
WISeKey International Holding AG
WKEYNASDAQ
$41.17M
$6.61
MicroAlgo Inc.
MLGONASDAQ
$43.98M
$4.02
iCoreConnect Inc.
ICCTNASDAQ
$5.37K
$0.0011
Cerberus Cyber Sentinel Corporation
CISONASDAQ
$8.08M
$0.2688
Healwell AI Inc.
HWAIFOTC
$147.98M
$0.4890
Palladyne AI Corp.
PDYNNASDAQ
$278.27M
$5.89
Cerence Inc.
CRNCNASDAQ
$407.59M
$9.02
Nixxy, Inc.
NIXXOTC
$12.83M
$0.5554
Upland Software, Inc.
UPLDOTC
$12.57M
$4.28
Jet.AI Inc.
JTAIOTC
$1.25M
$1.94
Carlsmed, Inc. Common Stock
CARLOTC
$372.43M
$13.70
Ainos, Inc.
AIMDOTC
$11.27M
$1.53
Viant Technology Inc.
DSPOTC
$808.43M
$12.32
Information Services Group, Inc.
IIIOTC
$239.20M
$5.00
iQSTEL Inc.
IQSTOTC
$10.31M
$1.07
Invitae Corporation
NVTAOTC
$5.44M
$0.0190
Cloudastructure Inc.
CSAIOTC
$3.96M
$5.71
Bridgeline Digital, Inc.
BLINOTC
$13.61M
$1.08
Profound Medical Corp.
PROFOTC
$288.52M
$7.94
Vuzix Corporation
VUZIOTC
$214.55M
$2.58
Blaize Holdings, Inc.
BZAIOTC
$108.69M
$0.9721
NextNRG Inc.
NXXTOTC
$42.09M
$0.2687
Yxt.Com Group Holding Ltd
YXTOTC
$47.38M
$7.95
Soluna Holdings, Inc.
SLNHOTC
$182.99M
$1.16
VCI Global Limited
VCIGOTC
$32.70K
$0.2998
Currenc Group, Inc.
CURROTC
$232.79M
$3.04
YY Group Holding Limited
YYGHOTC
$3.68M
$1.15
Alpha Modus Holdings, Inc.
AMODOTC
$21.51M
$4.41
Micropolis Holding Company
MCRPOTC
$43.96M
$1.26
Datasea Inc.
DTSSOTC
$8.25M
$0.7900
Datavault AI Inc.
DVLTOTC
$270.44M
$0.3161
iBio, Inc.
IBIOOTC
$21.95M
$1.39
Safe Pro Group Inc. Common Stock
SPAIOTC
$90.52M
$4.39
VisionWave Holdings, Inc.
VWAVOTC
$31.48M
$1.24
Yiren Digital Ltd.
YRDOTC
$106.93M
$1.23
Rackspace Technology, Inc.
RXTOTC
$1.22B
$4.82
Absci Corporation
ABSIOTC
$1.41B
$8.30
CID HoldCo, Inc. Common Stock
DAICOTC
$970.12K
$0.8015
ScanTech AI Systems Inc.
STAIOTC
$2.06K
$0.0010
TSS, Inc.
TSSIOTC
$301.80M
$10.75
Wearable Devices Ltd.
WLDSOTC
$424.20K
$4.24
Cycurion, Inc. Common Stock
CYCUOTC
$7.17M
$0.6694
Aware, Inc.
AWREOTC
$26.52M
$1.23
The Joint Corp.
JYNTOTC
$117.18M
$8.22
Xiao-I Corporation
AIXIOTC
$560.47K
$1.06
Sagtec Global Limited
SAGTOTC
$12.87M
$0.7210
Mobile-health Network Solutions Class A Ordinary Shares
MNDROTC
$43.55K
$1.77
Mobix Labs, Inc.
MOBXOTC
$11.30M
$1.71
Wishpond Technologies Ltd.
WPNDFOTC
$4.64M
$0.0844
IBEX Technologies Inc.
IBXNFOTC
$25.27M
$1.00
Primech Holdings Ltd. Ordinary Shares
PMECOTC
$15.75M
$0.4100
Mynd.ai, Inc.
MYNDOTC
$1.71M
$0.3701
Perfect Corp.
PERFOTC
$195.55M
$1.92
Xtract One Technologies Inc.
XTRAFOTC
$103.71M
$0.3990
eXoZymes, Inc.
EXOZOTC
$47.94M
$5.17
Robo.ai Inc.
AIIOOTC
$60.25M
$3.05
Kaltura, Inc.
KLTROTC
$258.64M
$1.72
RedCloud Holdings plc
RCTOTC
$9.28M
$0.2060
MindWalk Holdings Corp.
HYFTOTC
$60.14M
$1.28
SOPHiA GENETICS S.A.
SOPHOTC
$466.39M
$6.69
Satellogic Inc.
SATLOTC
$693.81M
$5.04
CXApp Inc.
CXAIOTC
$8.00M
$0.1400
8x8, Inc.
EGHTOTC
$322.55M
$2.27
PERIMETER
 PYNKFOTC
$18.59M
$0.2000
Rocket Doctor AI Inc.
AIRDFOTC
$41.83M
$0.4317
Classover Holdings, Inc. Class B Common Stock
KIDZOTC
$467.65K
$0.4200
MultiSensor AI Holdings, Inc.
MSAIOTC
$10.32M
$5.11
AlphaTON Capital Corp.
ATONOTC
$666.63K
$0.2926
Domo, Inc.
DOMOOTC
$166.34M
$3.80
Nowigence, Inc.
NOWGOTC
$10.81M
$1.24
IGC Pharma, Inc.
IGCOTC
$25.01M
$0.2499
KNOREX LTD.
KNRXOTC
$9.56M
$0.3730
Gorilla Technology Group Inc.
GRRROTC
$306.94M
$12.38
Aeries Technology, Inc
AERTOTC
$39.89M
$6.95
Sidus Space, Inc.
SIDUOTC
$77.10M
$2.09
BrainChip Holdings Ltd
BRCHFOTC
$194.38M
$0.1030
Spectral Capital Corporation
FCCNOTC
$499.75M
$5.19
Lunai Bioworks Inc.
LNAIOTC
$10.97M
$2.42
Healthcare Triangle, Inc.
HCTIOTC
$1.37M
$1.19
Simulations Plus, Inc.
SLPOTC
$370.92M
$18.34
Brand Engagement Network, Inc.
BNAIOTC
$93.44M
$13.80