Riot also has the least debt relative to equity, with a debt-to-equity ratio of 0.1. Core Scientific has the most debt, with a debt-to-equity ratio of 1.4. The current ratio measures the liquidity of a company. Here Marathon is the strongest with 40. While Marathon has a high bitcoin production cost compared to its competitors, it has a strong balance sheet with little short-term debt.Overall, based solely on its low power cost and healthy balance sheet, Riot seems to currently be in the strongest position of the five biggest public miners by market cap.
Source: Most recent public disclosures (Core Scientific, Marathon, Riot, Hut 8, Bitfarms)