California Top Companies List by Market Cap as of August 2026

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

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

  1. SJW Group

    World Rank (Aug-2026)
    5,408
    Market Cap (Aug-2026)
    2.657 Billion USD
    World Rank (Jan-05-2024)
    5,556
    Market Cap (Jan-05-2024)
    2.069 Billion USD
    World Rank (Jul-30-2023)
    5,363
    Market Cap (Jul-30-2023)
    2.220 Billion USD
    World Rank (Dec-25-2022)
    4,721
    Market Cap (Dec-25-2022)
    2.456 Billion USD
    World Rank (Jan-07-2022)
    6,099
    Market Cap (Jan-07-2022)
    2.10 Billion USD
    Annual Revenue in USD
    806 Million USD
    Annual Operating Income in USD
    178 Million USD
    Annual Net Income in USD
    103 Million USD
    Annual Results for Period Ending
    For year ending December-2025
    Headquarters Country
    USA
    Yahoo @ NYSE
    Company Profile
    SJW Group is a Public Utility in the Business of Providing Water Service company. It is providing water service to a population of approximately one million people through approximately 2,31,000 connections in an area comprising about 139 square miles in the metropolitan San Jose area and also providing water service to a population of approximately 52,000 people through approximately 17,500 service connections in a service area comprising about 246 square miles around Canyon Lake in western Comal County and southern Blanco County located between Austin and San Antonio.
    Company Website
    SJW GROUP

  2. Nuvasive

    World Rank (Aug-2026)
    5,412
    World Rank (Jan-05-2024)
    5,412
    World Rank (Jul-30-2023)
    5,412
    Market Cap (Jul-30-2023)
    2.199 Billion USD
    World Rank (Dec-25-2022)
    5,324
    Market Cap (Dec-25-2022)
    2.075 Billion USD
    World Rank (Jan-07-2022)
    5,223
    Market Cap (Jan-07-2022)
    2.70 Billion USD
    Annual Revenue in USD
    1,202 Million USD
    Annual Net Income in USD
    40 Million USD
    Annual Results for Period Ending
    For year ending December-2022
    Headquarters Country
    USA
    Company Profile

    NuVasive is a Healthcare company. It is estimated 10 million U.S. adults suffer from chronic back pain each year which creates the third highest spend in U.S. healthcare. The company support includes online learning ,live clinical observation, case support and peer education. The headquarters is in USA.

    In 2019, they achieved 1.168 billion USD in full-year revenue and it has 2,800 employees.

    Company Website
    NUVASIVE INC

  3. Portola Pharmaceuticals

    World Rank (Aug-2026)
    5,432
    World Rank (Jan-05-2024)
    5,432
    World Rank (Jul-30-2023)
    5,432
    World Rank (Dec-25-2022)
    5,432
    World Rank (Jan-07-2022)
    5,432
    Annual Revenue in USD
    117 Million USD
    Annual Operating Income in USD
    -271 Million USD
    Annual Net Income in USD
    -291 Million USD
    Annual Results for Period Ending
    For year ending December-2019
    Headquarters Country
    USA
    Company Profile

    Portola Pharmaceuticals is a Biotechnology company. It is having more than 380 employees and has offices around the globe and serves patients in more than 50 countries. The company has developed and commercializes two approved complement inhibitors to treat patients with paroxysmal nocturnal hemoglobinuria and atypical hemolytic uremic syndrome (aHUS) as well as the first and only approved complement inhibitor to treat anti-acetylcholine receptor (AchR) antibody-positive generalized myasthenia gravis (gMG) and neuromyelitis optica spectrum disorder.

  4. Ultragenyx Pharmaceutical

    World Rank (Aug-2026)
    5,466
    Market Cap (Aug-2026)
    2.612 Billion USD
    World Rank (Jan-05-2024)
    3,549
    Market Cap (Jan-05-2024)
    3.941 Billion USD
    World Rank (Jul-30-2023)
    4,303
    Market Cap (Jul-30-2023)
    3.053 Billion USD
    World Rank (Dec-25-2022)
    4,035
    Market Cap (Dec-25-2022)
    3.051 Billion USD
    World Rank (Jan-07-2022)
    3,267
    Market Cap (Jan-07-2022)
    5.03 Billion USD
    Annual Revenue in USD
    673 Million USD
    Annual Operating Income in USD
    -535 Million USD
    Annual Net Income in USD
    -575 Million USD
    Annual Results for Period Ending
    For year ending December-2025
    Headquarters Country
    USA
    Yahoo @ Nasdaq
    Company Profile

    Ultragenyx Pharmaceutical is a Clinical Stage Biopharmaceutical company. It committed to bringing to patients novel products for the treatment of rare and ultra rare diseases with a focus on serious debilitating genetic diseases. The company portfolio of approved therapies and product candidates aimed at addressing diseases with high unmet medical need and clear biology for which there are no approved therapies. The headquarters is in USA.

    Company Website
    ULTRAGENYX PHARMACEUTICAL INC

  5. Kodiak Sciences

    World Rank (Aug-2026)
    5,488
    Market Cap (Aug-2026)
    2.588 Billion USD
    World Rank (Jan-05-2024)
    19,085
    Market Cap (Jan-05-2024)
    0.160 Billion USD
    World Rank (Jul-30-2023)
    19,561
    Market Cap (Jul-30-2023)
    0.150 Billion USD
    World Rank (Dec-25-2022)
    14,429
    Market Cap (Dec-25-2022)
    0.368 Billion USD
    World Rank (Jan-07-2022)
    4,108
    Market Cap (Jan-07-2022)
    3.74 Billion USD
    Annual Operating Income in USD
    -234 Million USD
    Annual Net Income in USD
    -230 Million USD
    Annual Results for Period Ending
    For year ending December-2025
    Headquarters Country
    USA
    Yahoo @ Nasdaq
    Company Profile

    Kodiak Sciences is a Clinical Stage Biopharmaceutical company. It is specializing in novel therapeutics to treat chronic and high prevalence ophthalmic diseases. The headquarters is in USA.

    Company Website
    KODIAK SCIENCES

  6. Teradata Corporation

    World Rank (Aug-2026)
    5,504
    Market Cap (Aug-2026)
    2.574 Billion USD
    World Rank (Jan-05-2024)
    3,384
    Market Cap (Jan-05-2024)
    4.172 Billion USD
    World Rank (Jul-30-2023)
    2,663
    Market Cap (Jul-30-2023)
    5.666 Billion USD
    World Rank (Dec-25-2022)
    3,744
    Market Cap (Dec-25-2022)
    3.382 Billion USD
    World Rank (Jan-07-2022)
    3,504
    Market Cap (Jan-07-2022)
    4.60 Billion USD
    Annual Revenue in USD
    1,663 Million USD
    Annual Operating Income in USD
    205 Million USD
    Annual Net Income in USD
    130 Million USD
    Annual Results for Period Ending
    For year ending December-2025
    Headquarters Country
    USA
    Yahoo @ NYSE
    Company Profile

    Teradata Corporation is a Cloud Data Analytics Platform. The company products are vantage, vantage CX, vantage analyst, deployment, pricing and consulting , teradata consulting and teradata services. It partner with companies to assess, define, deploy and manage analytics programs with the power to drive innovation and transformation with greater agility. The headquarters is in USA.

    Company Website
    TERADATA CORPORATION

  7. SMART Global Holdings

    World Rank (Aug-2026)
    5,524
    Market Cap (Aug-2026)
    2.560 Billion USD
    World Rank (Jan-05-2024)
    9,065
    Market Cap (Jan-05-2024)
    0.914 Billion USD
    World Rank (Jul-30-2023)
    7,380
    Market Cap (Jul-30-2023)
    1.328 Billion USD
    World Rank (Dec-25-2022)
    9,959
    Market Cap (Dec-25-2022)
    0.752 Billion USD
    World Rank (Jan-07-2022)
    7,199
    Market Cap (Jan-07-2022)
    1.60 Billion USD
    Annual Revenue in USD
    1,369 Million USD
    Annual Operating Income in USD
    58 Million USD
    Annual Net Income in USD
    25 Million USD
    Annual Results for Period Ending
    For year ending August-2025
    Headquarters Country
    USA
    Yahoo @ Nasdaq
    Company Profile
    SMART Global Holdings is a Specialty Memory Solutions and Serving the Electronics Industry. The company annual revenue is 1.1 billion USD as on and 1,712 employees as on 2019. The headquarters is in USA.
    Company Website
    SMART GLOBAL HOLDINGS

  8. Kayne Anderson Mlp/Midstream Investment Company

    World Rank (Aug-2026)
    5,594
    Market Cap (Aug-2026)
    2.506 Billion USD
    World Rank (Jan-05-2024)
    6,808
    Market Cap (Jan-05-2024)
    1.485 Billion USD
    World Rank (Jul-30-2023)
    7,978
    Market Cap (Jul-30-2023)
    1.165 Billion USD
    World Rank (Dec-25-2022)
    7,609
    Market Cap (Dec-25-2022)
    1.179 Billion USD
    World Rank (Jan-07-2022)
    9,262
    Market Cap (Jan-07-2022)
    1.03 Billion USD
    Annual Revenue in USD
    331 Million USD
    Annual Operating Income in USD
    324 Million USD
    Annual Net Income in USD
    323 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    USA
    Yahoo @ NYSE
    Company Profile
    Kayne Anderson MLP/Midstream Investment Company is a Closed End Energy Fund that Invests in Equity Securities of Energy Related Master Limited Partnerships and Midstream Energy companies. It is having many attractive attributes including lower volatility and correlation to the broader equity markets, contracted/regulated cash flows, multi year growth visibility and attractive ESG characteristics. The headquarters is in USA.
    Company Website
    KAYNE ANDERSON MLP INVESTMENT COMPANY

  9. Calix Inc

    World Rank (Aug-2026)
    5,612
    Market Cap (Aug-2026)
    2.490 Billion USD
    World Rank (Jan-05-2024)
    4,473
    Market Cap (Jan-05-2024)
    2.920 Billion USD
    World Rank (Jul-30-2023)
    4,429
    Market Cap (Jul-30-2023)
    2.929 Billion USD
    World Rank (Dec-25-2022)
    3,026
    Market Cap (Dec-25-2022)
    4.415 Billion USD
    World Rank (Jan-07-2022)
    4,061
    Market Cap (Jan-07-2022)
    3.81 Billion USD
    Annual Revenue in USD
    1,000 Million USD
    Annual Operating Income in USD
    21 Million USD
    Annual Net Income in USD
    18 Million USD
    Annual Results for Period Ending
    For year ending December-2025
    Headquarters Country
    USA
    Yahoo @ Frankfurt
    Company Profile

    Calix is a Cloud and Software Platforms company enable service providers of all types and sizes to innovate, transform and optimize their business models, rapidly deploy new services. The headquarters is in USA.

    Facts About Company

    Calix company annual revenue was 867 million USD, annual operating income was 52 million USD and annual net income was 41 million USD for year ending Dec-2022.

    Calix had 954 employees as on 2021.

    Company Website
    CALIX
    Wikipedia
    Wikipedia

  10. Nektar Therapeutics

    World Rank (Aug-2026)
    5,639
    Market Cap (Aug-2026)
    2.467 Billion USD
    World Rank (Jan-05-2024)
    21,027
    Market Cap (Jan-05-2024)
    0.108 Billion USD
    World Rank (Jul-30-2023)
    21,502
    Market Cap (Jul-30-2023)
    0.103 Billion USD
    World Rank (Dec-25-2022)
    13,797
    Market Cap (Dec-25-2022)
    0.404 Billion USD
    World Rank (Jan-07-2022)
    5,673
    Market Cap (Jan-07-2022)
    2.34 Billion USD
    Annual Revenue in USD
    55 Million USD
    Annual Operating Income in USD
    -140 Million USD
    Annual Net Income in USD
    -164 Million USD
    Annual Results for Period Ending
    For year ending December-2025
    Headquarters Country
    USA
    Yahoo @ Nasdaq
    Company Profile
    Nektar Therapeutics is a research based development stage Biopharmaceutical company. It R&D pipeline of new investigational drugs includes treatments for cancer and auto immune disease and leverage Nektar's proprietary and proven chemistry platform in the discovery and design of new drug candidates. The headquarters is in USA.
    Company Website
    NEKTAR THERAPEUTICS
    Wikipedia
    Wikipedia

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