United States Natural Gas Fund LP (NYSEARCA:UNG) is primarily involved in the investment and management of a portfolio focused on natural gas futures contracts and other related natural gas financial instruments. Through its operations, the goal is to provide investors with exposure to daily changes in the price of natural gas delivered at the Henry Hub, Louisiana, without having to trade futures contracts directly. This ambition steers their projects towards optimizing investment returns while mirroring the performance of natural gas prices within the confines of market conditions and regulatory frameworks. The fund aims to achieve this by managing a mix of listed natural gas futures and other natural gas related financial instruments, making strategic adjustments to its portfolio in response to market dynamics and trends in the energy sector.