NioCorp Developments Ltd Common Stock (NB) had the highest return between 2019 and 2024 by a small-cap US stock, returning 309,900%.

ASSET	YEARS	% RETURN
NioCorp Developments Ltd Common Stock (NB)	2019-2024	309,900%
Integra Resources (ITRG)	2019-2024	217,400%
Innodata (INOD)	2019-2024	2,588.44%
Limbach (LMB)	2019-2024	2,168.97%
Byrna Technologies (BYRN)	2019-2024	1,820.67%
Atlanticus (ATLC)	2019-2024	1,458.1%
TSS, Inc Common Stock (TSSI)	2019-2024	1,401.27%
Climb Global Solutions (CLMB)	2019-2024	1,393.95%
Build-A-Bear Workshop (BBW)	2019-2024	1,254.57%
Lifeway Foods (LWAY)	2019-2024	1,226.2%
Mama's Creations (MAMA)	2019-2024	1,134.11%
Aehr Test Systems (AEHR)	2019-2024	1,071.13%
Real Brokerage (REAX)	2019-2024	911.21%
Calumet Specialty Products Partners (CLMT)	2019-2024	905.48%
Skeena Resources (SKE)	2019-2024	890.91%
Clearpoint Neuro (CLPT)	2019-2024	837.8%
Danaos (DAC)	2019-2024	784.94%
Euroseas (ESEA)	2019-2024	756.48%
Dorian LPG (LPG)	2019-2024	742.66%
Celldex Therapeutics (CLDX)	2019-2024	742.33%
UFP Technologies (UFPT)	2019-2024	718.85%
IDT (IDT)	2019-2024	684.19%
Hovnanian Enterprises (HOV)	2019-2024	682.69%
Anavex Life Sciences (AVXL)	2019-2024	625.68%
Sigma Lithium Resources (SGML)	2019-2024	622.94%

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