This study evaluates the effect of international crude oil price volatility on the performance of listed companies in Vietnam. using the System-Generalized Method of Moments (SGMM) estimation on a sample of 368 firms listed on HOSE and HNX from 2010 to 2022. The results show that crude Oil Price Volatility (OPV) negatively and significantly affects firm profitability. Additionally. https://www.atlanticknifers.shop/product-category/self-defense/