Next Technology (NXTT) had the highest return in 2022 by a micro-cap US stock, returning 451,006.3%.

ASSET	YEAR	% RETURN
Next Technology (NXTT)	2022	451,006.25%
Heart Test Laboratories Inc Common Stock (HSCS)	2022	246,958.82%
Castellum (CTM)	2022	14,900%
Foremost Lithium Resource & Technology Ltd Common stock (FMST)	2022	2,400%
Nine Energy Service (NINE)	2022	1,185.84%
Electra Battery Materials (ELBM)	2022	564.27%
Lottery (SEGG)	2022	476.8%
ENDRA Life Sciences (NDRA)	2022	473.39%
KLX Energy Services (KLXE)	2022	453.04%
United Maritime (USEA)	2022	450%
Kolibri Global Energy Inc Common stock (KGEI)	2022	391.67%
Mammoth Energy Services (TUSK)	2022	367.57%
Synergy CHC Corp Common Stock (SNYR)	2022	326.72%
Mesa Royalty Trust (MTR)	2022	325.9%
SurgePays (SURG)	2022	228%
RDE (GIFT)	2022	183%
Amplify Energy (AMPY)	2022	179.05%
Clean Energy Technologies, Inc Common Stock (CETY)	2022	177.78%
SEACOR Marine (SMHI)	2022	172.62%
TCTM Kids IT Education (VSA)	2022	168.39%
Cross Timbers Royalty Trust (CRT)	2022	145.04%
Jade Biosciences (JBIO)	2022	141.75%
Cabaletta Bio (CABA)	2022	141.51%
Pyxis Tankers (PXS)	2022	141%
Houston American Energy (HUSA)	2022	140.56%

Micro-cap stocks are treated as having a market cap of <= $300M.