Diversified Energy (DEC) has had the highest return this decade by a US stock, returning 13,779,900%.

ASSET	DECADE	% RETURN
Diversified Energy (DEC)	2020s	13,779,900%
Integra Resources (ITRG)	2020s	676,566.67%
Brera Holdings PLC Class B Ordinary Shares (BREA)	2020s	513,900%
Applied Digital (APLD)	2020s	331,844.44%
MDxHealth SA ADR (MDXH)	2020s	287,172.73%
DevvStream Corp Common Stock (DEVS)	2020s	137,900%
BioNexus Gene Lab Corp Common stock (BGLC)	2020s	100,631.71%
Sapiens International (SPNS)	2020s	66,862.36%
COSCIENS Biopharma (CSCI)	2020s	35,662.71%
ZTST (ZTST)	2020s	30,631.89%
Seven Hills Realty Trust Right (SEVNR)	2020s	27,900%
Castellum (CTM)	2020s	18,263.64%
Foremost Lithium Resource & Technology Ltd Common stock (FMST)	2020s	7,573.72%
Heart Test Laboratories Inc Common Stock (HSCS)	2020s	6,341.18%
Regencell Bioscience (RGC)	2020s	5,891.13%
Azitra (AZTR)	2020s	4,989.29%
Innodata (INOD)	2020s	4,106.14%
DeFi Technologies (DEFT)	2020s	4,058.82%
QMMM Holdings Limited Ordinary Shares (QMMM)	2020s	3,880%
Guardforce AI (GFAI)	2020s	3,576.92%
Centrus Energy (LEU)	2020s	3,238.37%
Celestica (CLS)	2020s	3,160.17%
Chardan NexTech Acquisition 2 (DFLI)	2020s	3,112.65%
NVIDIA (NVDA)	2020s	2,830.56%
Galaxy Digital (GLXY)	2020s	2,675.93%