Applied Opt (AAOI) had the highest return in August 2023 by a large-cap US stock, returning 103.7%.

ASSET	MONTH	% RETURN
Applied Opt (AAOI)	August 2023	103.7%
Vertiv (VRT)	August 2023	53.45%
Applovin (APP)	August 2023	38.79%
Powell Industries (POWL)	August 2023	38.26%
Revolution Medicines (RVMD)	August 2023	37.59%
Globalstar, Inc Common Stock (GSAT)	August 2023	35.85%
Sterling Construction (STRL)	August 2023	32.56%
IES (IESC)	August 2023	31.54%
Fabrinet (FN)	August 2023	30.96%
Natera (NTRA)	August 2023	30.42%
Modine Manufacturing (MOD)	August 2023	28.27%
Texas Pacific Land (TPL)	August 2023	26.24%
Erie Indemnity (ERIE)	August 2023	25.92%
Joint Stock Company Kaspikz (KSPI)	August 2023	24.46%
Permian Resources (PR)	August 2023	23.87%
Eli Lilly and (LLY)	August 2023	21.97%
MACOM Technology Solutions (MTSI)	August 2023	21.88%
UBS (UBS)	August 2023	21.41%
Teva Pharma Industries Ltd ADR (TEVA)	August 2023	17.59%
FTAI Aviation (FTAI)	August 2023	16.84%
Ciena (CIEN)	August 2023	16.53%
Novo Nordisk A-S (NVO)	August 2023	15.58%
Axon Enterprise (AXON)	August 2023	15.43%
Atlassian (TEAM)	August 2023	14.24%
Exelixis (EXEL)	August 2023	13.42%

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