WhiteHawk Minerals (WHK) has had the highest return this year by a small-cap US stock, returning 456,066.7%.

ASSET	YEAR	% RETURN
WhiteHawk Minerals (WHK)	2026	456,066.67%
Seaport Therapeutics, Inc Common Stock (SPTX)	2026	181,600%
Julong Holding Limited Class A Ordinary Shares (JLHL)	2026	892.25%
Mega Fortune Company Limited Ordinary Shares (MGRT)	2026	888.32%
Rackspace Technology (RXT)	2026	634.71%
Adlai Nortye Ltd American Depositary Shares (ANL)	2026	611.27%
agilon health (AGL)	2026	548.99%
Roma Green Finance Limited Ordinary Shares (ROMA)	2026	410.31%
Hyliion (HYLN)	2026	333.16%
Syntec Optics (OPTX)	2026	317.59%
Atomera (ATOM)	2026	296.48%
Vishay Precision (VPG)	2026	264.28%
QuickLogic (QUIK)	2026	261.98%
Entravision Communications (EVC)	2026	244.06%
Anterix (ATEX)	2026	242.04%
Cardinal Infrastructure Group Inc Class A Common Stock (CDNL)	2026	239.45%
Swarmer, Inc Common Stock (SWMR)	2026	234.32%
Bandwidth (BAND)	2026	230.91%
Silvaco Group, Inc Common Stock (SVCO)	2026	225.61%
FuelCell Energy (FCEL)	2026	221.39%
Ambiq Micro (AMBQ)	2026	218.59%
Satellogic V (SATL)	2026	210.82%
Lightwave Logic (LWLG)	2026	200.92%
BUUU Group Limited Class A Ordinary Share (BUUU)	2026	193.84%
Everspin Technologies (MRAM)	2026	186.88%

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