Netcapital (NCPL) had the highest return on September 1, 2015 by a US stock, returning 100%.

ASSET	DATE	% RETURN
Netcapital (NCPL)	9/1/2015	100%
AmpliTech (AMPG)	9/1/2015	41.79%
Vislink Technologies (VISL)	9/1/2015	39.47%
Forward Industries (FORD)	9/1/2015	36.03%
Zivo Bioscience (ZIVO)	9/1/2015	27.85%
Immutep Ltd ADR (IMMP)	9/1/2015	25.21%
Optex Systems Holdings, Inc Common Stock (OPXS)	9/1/2015	25%
Eterna Therapeutics (ERNA)	9/1/2015	18.75%
22nd Century (XXII)	9/1/2015	17.64%
VirTra (VTSI)	9/1/2015	17.5%
Workhorse (WKHS)	9/1/2015	17.14%
GeoPark (GPRK)	9/1/2015	17.12%
TechPrecision Corporation Common stock (TPCS)	9/1/2015	16.06%
BTCS (BTCS)	9/1/2015	15.3%
Patrick Industries (PATK)	9/1/2015	14.95%
Seanergy Maritime (SHIP)	9/1/2015	14.03%
Empire Petroleum (EP)	9/1/2015	13.64%
Cantaloupe (CTLP)	9/1/2015	13.64%
Soluna (SLNH)	9/1/2015	12.61%
Taseko Mines (TGB)	9/1/2015	12.06%
CEA Industries (CEAD)	9/1/2015	11.85%
NovaBay Pharmaceuticals (NBY)	9/1/2015	11.4%
New Concept Energy (GBR)	9/1/2015	11.19%
Lisata Therapeutics (LSTA)	9/1/2015	11.11%
BIO-Key International (BKYI)	9/1/2015	10.64%