As of January 2026 Plains GP has a market cap of HK$36.01 Billion. This makes Plains GP the world's 3243th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.
On Jan 10th, 2026 the market cap of Plains GP was reported to be: