Castellum (CTM) had the highest return between 2008 and 2011 by a US stock, returning 6,521,639.1%.

ASSET	YEARS	% RETURN
Castellum (CTM)	2008-2011	6,521,639.13%
Sequans Communications (SQNS)	2008-2011	3,349,297.59%
Ferguson (FERG)	2008-2011	211,371.28%
Metalla Royalty & Streaming (MTA)	2008-2011	185,785.71%
Aris Mining (ARMN)	2008-2011	32,676.97%
Pioneer Power Solutions (PPSI)	2008-2011	15,915.77%
Weatherford International (WFRD)	2008-2011	9,900%
Future Fintech (FTFT)	2008-2011	7,340%
Cocrystal Pharma (COCP)	2008-2011	4,806.67%
Nova Lifestyle I (NVFY)	2008-2011	2,733.33%
Mitek Systems (MITK)	2008-2011	1,807.89%
LifeMD (LFMD)	2008-2011	1,566.67%
Oxley Bridge Acquisition Limited Class A Ordinary Shares (OBA)	2008-2011	1,472.96%
eGain (EGAN)	2008-2011	1,435.56%
Predictive Oncology (POAI)	2008-2011	1,381.48%
Lineage Cell Therapeutics (LCTX)	2008-2011	1,317.2%
VerifyMe (VRME)	2008-2011	1,233.33%
N2OFF (NITO)	2008-2011	1,150%
Mesoblast (MESO)	2008-2011	979.72%
Clearfield (CLFD)	2008-2011	863.29%
Altisource Portfolio Solutions (ASPS)	2008-2011	796.07%
Virtus Investment Partners (VRTS)	2008-2011	744.56%
Amneal Pharmaceuticals, Inc Class A Common Stock (AMRX)	2008-2011	706.8%
VirTra (VTSI)	2008-2011	690%
BTCS (BTCS)	2008-2011	674%