QXO (QXO) had the highest return on January 4, 2010 by a large-cap US stock, returning 125%.

ASSET	DATE	% RETURN
QXO (QXO)	1/4/2010	125%
NetEase (NTES)	1/4/2010	9.66%
Madrigal Pharmaceuticals (MDGL)	1/4/2010	8.24%
Las Vegas Sands (LVS)	1/4/2010	6.54%
Leonardo DRS, Inc Common Stock (DRS)	1/4/2010	5.38%
Live Nation Entertainment (LYV)	1/4/2010	5.19%
ASE Industrial Holding Co Ltd ADR (ASX)	1/4/2010	4.97%
KeyCorp (KEY)	1/4/2010	4.95%
Grupo Aeroportuario del Sureste SAB de CV ADR (ASR)	1/4/2010	4.6%
Globalstar, Inc Common Stock (GSAT)	1/4/2010	4.44%
Wynn Resorts (WYNN)	1/4/2010	4.44%
Grupo Aeroportuario del Pacifico SAB De CV ADR (PAC)	1/4/2010	4.41%
Webster Financial (WBS)	1/4/2010	4.34%
HF Sinclair (DINO)	1/4/2010	4.27%
DexCom (DXCM)	1/4/2010	4.26%
Axon Enterprise (AXON)	1/4/2010	4.26%
Kratos Defense & Security Solutions (KTOS)	1/4/2010	4.25%
MasTec (MTZ)	1/4/2010	4.21%
Crown (CCK)	1/4/2010	3.98%
Magna International (MGA)	1/4/2010	3.96%
Insulet (PODD)	1/4/2010	3.87%
GameStop (GME)	1/4/2010	3.76%
Valero Energy (VLO)	1/4/2010	3.71%
Principal Financial (PFG)	1/4/2010	3.69%
Lattice Semiconductor (LSCC)	1/4/2010	3.66%

Large-cap stocks are treated as having a market cap of $10B+.