The world's top oil exporter has long relied on the flow of petrodollars into the government's coffers to power spending on job creation and costly infrastructure.
Saudi Aramco plans to begin permanently storing carbon dioxide from 2026 in one of the largest facilities of its kind, as it seeks to reach its goal of net-zero emissions by 2050.
Saudi Arabia, typically one of the Gulf's biggest and busiest listing markets, has been very quiet this year amid concerns over global economic growth.