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
DIAGNOS Inc.
DGNOFOther OTC
$14.26M
$0.1400
Wellgistics Health, Inc.
WGRXNASDAQ Capital Market
$5.97M
$0.0842
OneMedNet Corporation
ONMDNASDAQ Global Market
$33.44M
$1.02
ZenaTech, Inc.
ZENANASDAQ Capital Market
$52.28M
$2.05
Arrive AI Inc.
ARAINASDAQ Global Market
$24.63M
$0.6760
Predictmedix AI Inc.
PMEDFOTCQB
$7.44M
$0.0360
AI/ML Innovations Inc.
AIMLFOTCQB
$6.76M
$0.0402
GBT Technologies Inc.
GTCHOTCPink
$2.22M
$0.0001
Gecko Systems International Corp.
GOSYOTCPink
$82.50K
$0.0001
VERSES AI Inc.
VRSSFOTCQB
$5.92M
$0.6500
Nextech3D.AI Corp. (NexTech AR Solutions)
NEXCFOTCQX
$28.87M
$0.1270
Plurilock Security Inc.
PLCKFOTCQB
$5.83M
$0.0740
Treatment.Com International Inc.
TREIFOTC
$36.62M
$0.4851
Predictive Oncology Inc.
POAINASDAQ
$3.57M
$4.91
Inuvo, Inc.
INUVAMEX
$27.07M
$1.84
Nerdy, Inc.
NRDYNYSE
$107.01M
$0.8624
Lantern Pharma Inc.
LTRNNASDAQ
$23.74M
$2.10
Avant Technologies Inc.
AVAIOTC
$41.48M
$0.3000
Artificial Intelligence Technology Solutions Inc.
AITXOTC
$10.98M
$0.0635
Perimeter Medical Imaging AI, Inc.
PYNKFOTC
$25.18M
$0.2400
Eva Live, Inc.
GOAIOTC
$112.56M
$3.58
Tenet Fintech Group Inc.
PKKFFOTC
$4.63M
$0.0410
Epazz, Inc.
EPAZOTC
$638.97K
$0.0399
Datametrex AI Limited
DTMXFOTC
$1.28M
$0.0351
AnalytixInsight Inc.
ATIXFOTC
$485.75K
$0.0040
mCloud Technologies Corp.
MCLDFOTC
$2.33K
$0.0001
Visium Technologies, Inc.
VISMOTC
$622.26K
$0.0022
NowVertical Group Inc.
NOWVFOTC
$10.98M
$0.1151
LZG International, Inc.
LZGIOTC
$15.34K
$0.0001
Cognetivity Neurosciences Ltd.
CGNSFOTC
$8.96K
$0.0001
infinitii ai inc.
CDTAFOTC
$3.58M
$0.0256
VSBLTY Groupe Technologies Corp.
VSBGFOTC
$7.25M
$0.1390
Reliq Health Technologies Inc.
RQHTFOTC
$2.63M
$0.0100
FansUnite Entertainment Inc.
FUNFFOTC
$934.85K
$0.0026
QuantGate Systems Inc.
QGSIOTC
$3.86M
$0.0126
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
$119.23M
$0.8730
Lantronix, Inc.
LTRXNASDAQ
$244.50M
$6.16
AudioEye, Inc.
AEYENASDAQ
$97.76M
$7.86
Knightscope, Inc.
KSCPNASDAQ
$25.29M
$2.99
Nauticus Robotics, Inc.
KITTNASDAQ
$1.58M
$2.22
Guardforce AI Co., Limited
GFAINASDAQ
$11.16M
$0.5090
Veritone, Inc.
VERINASDAQ
$107.57M
$2.13
LivePerson, Inc.
LPSNNASDAQ
$30.50M
$2.53
Remark Holdings, Inc.
MARKOTC
$123.81K
$0.0020
iCAD, Inc.
ICADNASDAQ
$106.31M
$3.87
Amesite Inc.
AMSTNASDAQ
$4.02M
$0.8800
BioXcel Therapeutics, Inc.
BTAINASDAQ
$33.03M
$1.22
Hyperfine, Inc.
HYPRNASDAQ
$138.08M
$1.69
GSI Technology, Inc.
GSITNASDAQ
$246.57M
$8.45
QuickLogic Corporation
QUIKNASDAQ
$352.46M
$19.89
One Stop Systems, Inc.
OSSNASDAQ
$388.38M
$15.68
Duos Technologies Group, Inc.
DUOTNASDAQ
$170.30M
$8.34
Arbe Robotics Ltd.
ARBENASDAQ
$98.24M
$0.8010
Foresight Autonomous Holdings Ltd.
FRSXNASDAQ
$8.70M
$1.99
SoundThinking, Inc.
SSTINASDAQ
$90.68M
$7.00
Spectral AI, Inc.
MDAINASDAQ
$73.51M
$2.31
Bullfrog AI Holdings, Inc. Common Stock
BFRGNASDAQ
$7.00M
$0.6600
Presto Automation, Inc.
PRSTOTC
$31.80K
$0.0001
Stem, Inc.
STEMNYSE
$78.03M
$9.16
AgEagle Aerial Systems, Inc.
UAVSAMEX
$50.95M
$1.17
BuzzFeed, Inc.
BZFDNASDAQ
$30.98M
$0.8230
T Stamp Inc.
IDAINASDAQ
$5.58M
$2.39
ON24, Inc.
ONTFNYSE
$348.25M
$8.10
Marpai, Inc.
MRAIOTC
$4.69M
$0.2700
Airship AI Holdings, Inc.
AISPNASDAQ
$87.65M
$2.55
AEye, Inc.
LIDRNASDAQ
$90.24M
$1.99
WISeKey International Holding AG
WKEYNASDAQ
$50.89M
$8.17
MicroAlgo Inc.
MLGONASDAQ
$45.41M
$4.15
iCoreConnect Inc.
ICCTNASDAQ
$5.37K
$0.0011
Cerberus Cyber Sentinel Corporation
CISONASDAQ
$8.96M
$0.2982
Healwell AI Inc.
HWAIFOTC
$205.33M
$0.7000
Palladyne AI Corp.
PDYNNASDAQ
$237.43M
$6.11
Cerence Inc.
CRNCNASDAQ
$444.33M
$9.87
Nixxy, Inc.
NIXXOTC
$12.85M
$0.6294
Upland Software, Inc.
UPLDOTC
$29.13M
$0.9921
Jet.AI Inc.
JTAIOTC
$4.57M
$7.06
Carlsmed, Inc. Common Stock
CARLOTC
$266.41M
$9.80
Ainos, Inc.
AIMDOTC
$7.28M
$1.70
Viant Technology Inc.
DSPOTC
$768.97M
$12.04
Information Services Group, Inc.
IIIOTC
$192.60M
$4.04
iQSTEL Inc.
IQSTOTC
$3.93M
$1.33
Invitae Corporation
NVTAOTC
$5.44M
$0.0190
Cloudastructure Inc.
CSAIOTC
$10.58M
$0.5620
Bridgeline Digital, Inc.
BLINOTC
$12.85M
$1.02
Profound Medical Corp.
PROFOTC
$207.28M
$6.85
Vuzix Corporation
VUZIOTC
$258.62M
$3.11
Blaize Holdings, Inc.
BZAIOTC
$229.63M
$1.87
NextNRG Inc.
NXXTOTC
$41.77M
$0.3420
Yxt.Com Group Holding Ltd
YXTOTC
$31.48M
$0.5345
Soluna Holdings, Inc.
SLNHOTC
$53.16M
$1.83
VCI Global Limited
VCIGOTC
$94.06K
$0.8625
Currenc Group, Inc.
CURROTC
$342.45M
$4.47
YY Group Holding Limited
YYGHOTC
$17.78K
$1.12
Alpha Modus Holdings, Inc.
AMODOTC
$8.77M
$0.2316
Micropolis Holding Company
MCRPOTC
$92.80M
$2.66
Datasea Inc.
DTSSOTC
$7.67M
$0.9400
Datavault AI Inc.
DVLTOTC
$152.09M
$0.5422
iBio, Inc.
IBIOOTC
$27.00M
$1.71
Safe Pro Group Inc. Common Stock
SPAIOTC
$69.77M
$4.14
VisionWave Holdings, Inc.
VWAVOTC
$99.31M
$6.02
Yiren Digital Ltd.
YRDOTC
$173.87M
$2.00
Rackspace Technology, Inc.
RXTOTC
$1.36B
$5.49
Absci Corporation
ABSIOTC
$917.14M
$5.90
CID HoldCo, Inc. Common Stock
DAICOTC
$5.67M
$0.1935
ScanTech AI Systems Inc.
STAIOTC
$164.49K
$0.0800
TSS, Inc.
TSSIOTC
$337.45M
$12.02
Wearable Devices Ltd.
WLDSOTC
$309.15K
$1.03
Cycurion, Inc. Common Stock
CYCUOTC
$2.03M
$0.8600
Aware, Inc.
AWREOTC
$28.12M
$1.30
The Joint Corp.
JYNTOTC
$124.47M
$8.69
Xiao-I Corporation
AIXIOTC
$6.45M
$0.6101
Sagtec Global Limited
SAGTOTC
$19.45M
$1.55
Mobile-health Network Solutions Class A Ordinary Shares
MNDROTC
$938.90K
$1.06
Mobix Labs, Inc.
MOBXOTC
$13.36M
$2.00
Wishpond Technologies Ltd.
WPNDFOTC
$9.60M
$0.1747
IBEX Technologies Inc.
IBXNFOTC
$25.27M
$1.00
Primech Holdings Ltd. Ordinary Shares
PMECOTC
$27.66M
$0.7200
Mynd.ai, Inc.
MYNDOTC
$1.47M
$0.3217
Perfect Corp.
PERFOTC
$172.12M
$1.69
Xtract One Technologies Inc.
XTRAFOTC
$86.29M
$0.3320
eXoZymes, Inc.
EXOZOTC
$81.57M
$9.62
Robo.ai Inc.
AIIOOTC
$12.57M
$0.8600
Kaltura, Inc.
KLTROTC
$205.26M
$1.38
RedCloud Holdings plc
RCTOTC
$29.46M
$0.6662
MindWalk Holdings Corp.
HYFTOTC
$59.32M
$1.27
SOPHiA GENETICS S.A.
SOPHOTC
$369.09M
$5.15
Satellogic Inc.
SATLOTC
$827.42M
$7.57
CXApp Inc.
CXAIOTC
$3.39M
$0.1450
8x8, Inc.
EGHTOTC
$381.73M
$2.74
PERIMETER
 PYNKFOTC
$25.18M
$0.2400
Rocket Doctor AI Inc.
AIRDFOTC
$36.62M
$0.4310
Classover Holdings, Inc. Class B Common Stock
KIDZOTC
$237.33K
$0.6562
MultiSensor AI Holdings, Inc.
MSAIOTC
$5.55M
$5.95
AlphaTON Capital Corp.
ATONOTC
$548.16K
$0.2406
Domo, Inc.
DOMOOTC
$160.83M
$3.84
Nowigence, Inc.
NOWGOTC
$10.90M
$1.25
IGC Pharma, Inc.
IGCOTC
$30.73M
$0.3110
KNOREX LTD.
KNRXOTC
$25.53M
$0.9957
Gorilla Technology Group Inc.
GRRROTC
$374.37M
$15.10
Aeries Technology, Inc
AERTOTC
$32.39M
$0.6451
Sidus Space, Inc.
SIDUOTC
$120.29M
$3.41
BrainChip Holdings Ltd
BRCHFOTC
$213.25M
$0.1130
Spectral Capital Corporation
FCCNOTC
$152.95M
$2.08
Lunai Bioworks Inc.
LNAIOTC
$5.87M
$0.3300
Healthcare Triangle, Inc.
HCTIOTC
$2.61M
$2.26
Simulations Plus, Inc.
SLPOTC
$337.03M
$16.68
Brand Engagement Network, Inc.
BNAIOTC
$97.21M
$22.26