Illinois Top Companies List by Market Cap as of August 2026

Illinois Top Companies List by Market Cap as on August 2026. Biggest Illinois Companies List by Market Cap in August 2026. Illinois Largest Companies in August 2026.

Illinois Top Companies by Market Cap in 2026
Illinois Top Companies by Market Cap in 2026, Illinois Largest Companies in 2026, Biggest Illinois Companies by Market Cap.

  1. Donnelley Financial Solutions

    World Rank (Aug-2026)
    8,390
    Market Cap (Aug-2026)
    1.204 Billion USD
    World Rank (Jan-05-2024)
    6,164
    Market Cap (Jan-05-2024)
    1.750 Billion USD
    World Rank (Jul-30-2023)
    7,211
    Market Cap (Jul-30-2023)
    1.390 Billion USD
    World Rank (Dec-25-2022)
    7,960
    Market Cap (Dec-25-2022)
    1.091 Billion USD
    World Rank (Jan-07-2022)
    8,073
    Market Cap (Jan-07-2022)
    1.31 Billion USD
    Annual Revenue in USD
    767 Million USD
    Annual Operating Income in USD
    141 Million USD
    Annual Net Income in USD
    32 Million USD
    Annual Results for Period Ending
    For year ending December-2025
    Headquarters Country
    USA
    Company Profile

    Donnelley Financial Solutions (DFIN) is the provider of Innovative, Expert Supported Financial Software Solutions company. The headquarters is in USA.

    Facts About Company

    Donnelley Financial Solutions Annual Total Revenue for year ending Dec-2022 was 833 million USD and and Net Income for year ending Dec-2022 was 102 million USD.

    Donnelley Financial Solutions Annual Total Revenue for year ending Dec-2021 was 993 million USD and and Net Income for year ending Dec-2021 was 145 million USD.

    As on 2022, Donnelley Financial Solutions has 2,150 employees.

    Company Website
    DONNELLEY FINANCIAL SOLUTIONS
    Wikipedia
    Wikipedia

  2. Calamos Convertible and High Income Fund

    World Rank (Aug-2026)
    8,871
    Market Cap (Aug-2026)
    1.085 Billion USD
    World Rank (Jan-05-2024)
    9,367
    Market Cap (Jan-05-2024)
    0.862 Billion USD
    World Rank (Jul-30-2023)
    9,474
    Market Cap (Jul-30-2023)
    0.866 Billion USD
    World Rank (Dec-25-2022)
    9,294
    Market Cap (Dec-25-2022)
    0.845 Billion USD
    World Rank (Jan-07-2022)
    8,706
    Market Cap (Jan-07-2022)
    1.15 Billion USD
    Annual Revenue in USD
    317 Million USD
    Annual Net Income in USD
    316 Million USD
    Annual Results for Period Ending
    Oct-2021 ending year
    Headquarters Country
    USA
    Yahoo @ Nasdaq
    Company Website
    CALAMOS CONVERTIBLE AND HIGH INCOME FUND

  3. Calamos Convertible Opportunities and Income Fund

    World Rank (Aug-2026)
    8,916
    Market Cap (Aug-2026)
    1.073 Billion USD
    World Rank (Jan-05-2024)
    10,074
    Market Cap (Jan-05-2024)
    0.758 Billion USD
    World Rank (Jul-30-2023)
    9,689
    Market Cap (Jul-30-2023)
    0.834 Billion USD
    World Rank (Dec-25-2022)
    9,656
    Market Cap (Dec-25-2022)
    0.791 Billion USD
    World Rank (Jan-07-2022)
    9,155
    Market Cap (Jan-07-2022)
    1.05 Billion USD
    Annual Revenue in USD
    287 Million USD
    Annual Net Income in USD
    287 Million USD
    Annual Results for Period Ending
    Oct-2021 ending year
    Headquarters Country
    USA
    Yahoo @ Nasdaq
    Company Website
    CALAMOS CONVERTIBLE OPPORTUNITIES AND INCOME FUND

  4. John B. Sanfilippo & Son

    World Rank (Aug-2026)
    9,180
    Market Cap (Aug-2026)
    1.014 Billion USD
    World Rank (Jan-05-2024)
    7,788
    Market Cap (Jan-05-2024)
    1.183 Billion USD
    World Rank (Jul-30-2023)
    7,668
    Market Cap (Jul-30-2023)
    1.245 Billion USD
    World Rank (Dec-25-2022)
    8,699
    Market Cap (Dec-25-2022)
    0.936 Billion USD
    World Rank (Jan-07-2022)
    9,217
    Market Cap (Jan-07-2022)
    1.04 Billion USD
    Annual Revenue in USD
    1,176 Million USD
    Annual Operating Income in USD
    89 Million USD
    Annual Net Income in USD
    62 Million USD
    Annual Results for Period Ending
    For year ending June-2026
    Headquarters Country
    USA
    Yahoo @ Nasdaq
    Company Profile

    John B. Sanfilippo & Son is a Snack Food Manufacturing company. The headquarters is in USA.

    Facts About Company

    John B. Sanfilippo & Son Annual Total Revenue for year ending Dec-2022 was 394,328 million USD and and Net Income for year ending Dec-2022 was 99,803 million USD.

    John B. Sanfilippo & Son Annual Total Revenue for year ending Dec-2021 was 365,817 million USD and and Net Income for year ending Dec-2021 was 94,680 million USD.

    As on Jun-2023, John B. Sanfilippo & Son has 1,400 employees.

    Company Website
    John B. Sanfilippo & Son

  5. Accel Entertainment Inc.

    World Rank (Aug-2026)
    9,204
    Market Cap (Aug-2026)
    1.011 Billion USD
    World Rank (Jan-05-2024)
    9,536
    Market Cap (Jan-05-2024)
    0.839 Billion USD
    World Rank (Jul-30-2023)
    8,898
    Market Cap (Jul-30-2023)
    0.968 Billion USD
    World Rank (Dec-25-2022)
    10,669
    Market Cap (Dec-25-2022)
    0.662 Billion USD
    World Rank (Jan-07-2022)
    8,507
    Market Cap (Jan-07-2022)
    1.20 Billion USD
    Annual Revenue in USD
    1,331 Million USD
    Annual Operating Income in USD
    108 Million USD
    Annual Net Income in USD
    51 Million USD
    Annual Results for Period Ending
    For year ending December-2025
    Headquarters Country
    USA
    Company Profile

    Accel Entertainment is a Gaming Provider company operate slot machines and amusement equipment.The headquarters is in USA.

    Facts About Company

    Accel Entertainment Annual Total Revenue for year ending Dec-2022 was 969 million USD and and Net Income for year ending Dec-2022 was 74 million USD.

    Accel Entertainment Annual Total Revenue for year ending Dec-2021 was 734 million USD and and Net Income for year ending Dec-2021 was 31 million USD.

    As on 2022, Accel Entertainment has 1,300 employees.

    Company Website
    ACCEL ENTERTAINMENT, INC.

  6. Groupon

    World Rank (Aug-2026)
    9,882
    Market Cap (Aug-2026)
    0.875 Billion USD
    World Rank (Jan-05-2024)
    13,926
    Market Cap (Jan-05-2024)
    0.403 Billion USD
    World Rank (Jul-30-2023)
    16,908
    Market Cap (Jul-30-2023)
    0.248 Billion USD
    World Rank (Dec-25-2022)
    17,478
    Market Cap (Dec-25-2022)
    0.221 Billion USD
    World Rank (Jan-07-2022)
    11,436
    Market Cap (Jan-07-2022)
    0.70 Billion USD
    Annual Revenue in USD
    498 Million USD
    Annual Operating Income in USD
    24 Million USD
    Annual Net Income in USD
    -84 Million USD
    Annual Results for Period Ending
    For year ending December-2025
    Headquarters Country
    USA
    Yahoo @ Nasdaq
    Company Profile
    GROUPON is internet based company that provides discounts and deals in top restaurants, spas, things to do & more. Groupon is a Online Marketplace company. The headquarters is in USA.
    Company Website
    GROUPON INC

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