SS Innovations International Inc Common Stock (SSII) had the highest return in January 2022 by a small-cap US stock, returning 3,150%.

ASSET	MONTH	% RETURN
SS Innovations International Inc Common Stock (SSII)	January 2022	3,150%
Obsidian Energy (OBE)	January 2022	79.04%
Vaalco Energy (EGY)	January 2022	53.43%
Riley Exploration Permian (REPX)	January 2022	38.1%
Paysign (PAYS)	January 2022	37.89%
W&T Offshore (WTI)	January 2022	31.29%
RPC (RES)	January 2022	29.89%
Groupon (GRPN)	January 2022	28.16%
Innovex International (INVX)	January 2022	28.05%
Kosmos Energy (KOS)	January 2022	25.51%
Nabors Industries (NBR)	January 2022	25.47%
Permian Basin Royalty Trust (PBT)	January 2022	25.46%
Sabine Royalty Trust (SBR)	January 2022	25.23%
GeoPark (GPRK)	January 2022	24.47%
Oil States International (OIS)	January 2022	24.4%
Euroseas (ESEA)	January 2022	23.38%
AMC Networks (AMCX)	January 2022	22.96%
Galapagos NV ADR (GLPG)	January 2022	22.66%
Vermilion Energy (VET)	January 2022	22.6%
Value Line (VALU)	January 2022	22.32%
Highpeak Energy Acquisition (HPK)	January 2022	22.22%
Capricor Therapeutics (CAPR)	January 2022	21.43%
Smart Share Global Ltd ADR (EM)	January 2022	20.92%
NPK International (NPKI)	January 2022	20.75%
CVR Partners (UAN)	January 2022	20.48%

Small-cap stocks are treated as having a market cap between $300M and $2B.