From a review of companiesmarketcap.com, of Largest American Companies By Market Capitalization and of Company SEC filings in the SEC website, there were 13 Illinois Companies with stock markets caps above $50 Bil in early November 2024.
From Company financial statements contained in the SEC website, the table below shows the Audited Gold-Standard US GAAP Consolidated Net Income (Loss) from Continuing Operations for each of these 13 Illinois Companies for FYE 2023, the Biden Administration's third full year in office, for FYE 2020, the Trump Administration's last year in office and for FYE 2016, the Obama Administration's last year in office.