Sandisk (SNDK) had the highest return in October 2025 by a US stock in the S&P 500 (GSPC), returning 76.3%.

ASSET	MONTH	% RETURN
Sandisk (SNDK)	October 2025	76.3%
Advanced Micro Devices (AMD)	October 2025	59.15%
Micron Technology (MU)	October 2025	35.21%
Qnity Electronics (Q)	October 2025	34.75%
Teradyne (TER)	October 2025	33.73%
Western Digital (WDC)	October 2025	27.11%
JB Hunt Transport Services (JBHT)	October 2025	26.87%
Cardinal Health (CAH)	October 2025	22.44%
Caterpillar (CAT)	October 2025	22.13%
First Solar (FSLR)	October 2025	20.36%
Albemarle (ALB)	October 2025	19.84%
Intuitive Surgical (ISRG)	October 2025	19.53%
Intel (INTC)	October 2025	19.27%
Lam Research (LRCX)	October 2025	18.92%
Alphabet Inc Class A (GOOGL)	October 2025	16.8%
Thermo Fisher Scientific (TMO)	October 2025	16.51%
Waters (WAT)	October 2025	16.28%
Bunge (BG)	October 2025	15.97%
CH Robinson Worldwide (CHRW)	October 2025	15.9%
Constellation Energy (CEG)	October 2025	15.63%
United Parcel Service (UPS)	October 2025	15.63%
Charles River Laboratories (CRL)	October 2025	15.39%
Dell Technologies (DELL)	October 2025	15.38%
Mettler-Toledo International (MTD)	October 2025	15.36%
Warner Bros Discovery (WBD)	October 2025	14.95%