United States

Top 1000 largest US Companies in the Healthcare sector by Market Cap

This is the list of the largest public listed companies in the Healthcare sector from the United States by market capitalization with links to their reference stock and industry.

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Top Healthcare Companies from the United States as of Jan. 01, 2026

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Rank Company Market Cap (USD) Country Sector Industry
541 FONAR Corporation $116.6 M United States US Healthcare US Medical Devices
542 Inovio Pharmaceuticals, Inc. $116.1 M United States US Healthcare US Biotechnology
543 Oramed Pharmaceuticals Inc. $116.0 M United States US Healthcare US Biotechnology
544 Sera Prognostics, Inc. $115.8 M United States US Healthcare US Diagnostics & Research
545 Fate Therapeutics, Inc. $113.8 M United States US Healthcare US Biotechnology
546 Kinnate Biopharma Inc. $113.5 M

(Jan. 1, 2024)

 United States US Healthcare US Biotechnology
547 NGM Biopharmaceuticals, Inc. $110.8 M

(Jan. 1, 2024)

 United States US Healthcare US Biotechnology
548 Agenus Inc. $109.8 M United States US Healthcare US Biotechnology
549 23andMe Holding Co. $109.8 M

(Aug. 1, 2025)

 United States US Healthcare US Diagnostics & Research
550 BioSig Technologies, Inc. $109.7 M United States US Healthcare US Medical Devices
551 Catabasis Pharmaceuticals, Inc. $109.5 M

(June 1, 2022)

 United States US Healthcare US Biotechnology
552 Cyteir Therapeutics, Inc. $109.1 M

(Jan. 1, 2024)

 United States US Healthcare US Biotechnology
553 Allakos Inc. $108.1 M

(Jan. 1, 2025)

 United States US Healthcare US Biotechnology
554 Opiant Pharmaceuticals, Inc. $107.5 M

(Jan. 1, 2023)

 United States US Healthcare US Biotechnology
555 Isoray, Inc. $107.0 M

(April 1, 2023)

 United States US Healthcare US Medical Instruments & Supplies
556 AVITA Medical, Inc. $105.8 M United States US Healthcare US Medical Devices
557 Entasis Therapeutics Holdings Inc. $104.8 M

(June 1, 2024)

 United States US Healthcare US Biotechnology
558 Xtant Medical Holdings, Inc. $104.6 M United States US Healthcare US Medical Devices
559 Anixa Biosciences, Inc. $104.0 M United States US Healthcare US Diagnostics & Research
560 Seer, Inc. $102.4 M United States US Healthcare US Biotechnology
561 Mach7 Technologies Limited $102.0 M

(July 1, 2024)

 United States US Healthcare US Health Information Services
562 MacroGenics, Inc. $101.8 M United States US Healthcare US Biotechnology
563 Jounce Therapeutics, Inc. $101.6 M

(May 1, 2023)

 United States US Healthcare US Biotechnology
564 Cassava Sciences, Inc. $101.0 M United States US Healthcare US Biotechnology
565 Zentalis Pharmaceuticals, Inc. $99.0 M United States US Healthcare US Biotechnology
566 Neuronetics, Inc. $98.6 M United States US Healthcare US Diagnostics & Research
567 Recro Pharma, Inc. $97.4 M

(June 1, 2022)

 United States US Healthcare US Drug Manufacturers—Specialty & Generic
568 Spruce Biosciences, Inc. $97.1 M United States US Healthcare US Biotechnology
569 Annovis Bio, Inc. $96.7 M United States US Healthcare US Biotechnology
570 Adverum Biotechnologies, Inc. $96.3 M

(Dec. 1, 2025)

 United States US Healthcare US Biotechnology

Top Healthcare Companies from the United States as of Jan. 01, 2026

541. FONAR Corporation

Company Profile: FONAR Corporation
Market Cap (USD): $116.6 M
Country: United States
Sector: US Healthcare
Industry: US Medical Devices

542. Inovio Pharmaceuticals, Inc.

Company Profile: Inovio Pharmaceuticals, Inc.
Market Cap (USD): $116.1 M
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

543. Oramed Pharmaceuticals Inc.

Company Profile: Oramed Pharmaceuticals Inc.
Market Cap (USD): $116.0 M
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

544. Sera Prognostics, Inc.

Company Profile: Sera Prognostics, Inc.
Market Cap (USD): $115.8 M
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

545. Fate Therapeutics, Inc.

Company Profile: Fate Therapeutics, Inc.
Market Cap (USD): $113.8 M
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

546. Kinnate Biopharma Inc.

Company Profile: Kinnate Biopharma Inc.
Market Cap (USD): $113.5 M (Jan. 1, 2024)
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

547. NGM Biopharmaceuticals, Inc.

Company Profile: NGM Biopharmaceuticals, Inc.
Market Cap (USD): $110.8 M (Jan. 1, 2024)
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

548. Agenus Inc.

Company Profile: Agenus Inc.
Market Cap (USD): $109.8 M
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

549. 23andMe Holding Co.

Company Profile: 23andMe Holding Co.
Market Cap (USD): $109.8 M (Aug. 1, 2025)
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

550. BioSig Technologies, Inc.

Company Profile: BioSig Technologies, Inc.
Market Cap (USD): $109.7 M
Country: United States
Sector: US Healthcare
Industry: US Medical Devices

551. Catabasis Pharmaceuticals, Inc.

Company Profile: Catabasis Pharmaceuticals, Inc.
Market Cap (USD): $109.5 M (June 1, 2022)
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

552. Cyteir Therapeutics, Inc.

Company Profile: Cyteir Therapeutics, Inc.
Market Cap (USD): $109.1 M (Jan. 1, 2024)
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

553. Allakos Inc.

Company Profile: Allakos Inc.
Market Cap (USD): $108.1 M (Jan. 1, 2025)
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

554. Opiant Pharmaceuticals, Inc.

Company Profile: Opiant Pharmaceuticals, Inc.
Market Cap (USD): $107.5 M (Jan. 1, 2023)
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

555. Isoray, Inc.

Company Profile: Isoray, Inc.
Market Cap (USD): $107.0 M (April 1, 2023)
Country: United States
Sector: US Healthcare
Industry: US Medical Instruments & Supplies

556. AVITA Medical, Inc.

Company Profile: AVITA Medical, Inc.
Market Cap (USD): $105.8 M
Country: United States
Sector: US Healthcare
Industry: US Medical Devices

557. Entasis Therapeutics Holdings Inc.

Company Profile: Entasis Therapeutics Holdings Inc.
Market Cap (USD): $104.8 M (June 1, 2024)
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

558. Xtant Medical Holdings, Inc.

Company Profile: Xtant Medical Holdings, Inc.
Market Cap (USD): $104.6 M
Country: United States
Sector: US Healthcare
Industry: US Medical Devices

559. Anixa Biosciences, Inc.

Company Profile: Anixa Biosciences, Inc.
Market Cap (USD): $104.0 M
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

560. Seer, Inc.

Company Profile: Seer, Inc.
Market Cap (USD): $102.4 M
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

561. Mach7 Technologies Limited

Company Profile: Mach7 Technologies Limited
Market Cap (USD): $102.0 M (July 1, 2024)
Country: United States
Sector: US Healthcare
Industry: US Health Information Services

562. MacroGenics, Inc.

Company Profile: MacroGenics, Inc.
Market Cap (USD): $101.8 M
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

563. Jounce Therapeutics, Inc.

Company Profile: Jounce Therapeutics, Inc.
Market Cap (USD): $101.6 M (May 1, 2023)
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

564. Cassava Sciences, Inc.

Company Profile: Cassava Sciences, Inc.
Market Cap (USD): $101.0 M
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

565. Zentalis Pharmaceuticals, Inc.

Company Profile: Zentalis Pharmaceuticals, Inc.
Market Cap (USD): $99.0 M
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

566. Neuronetics, Inc.

Company Profile: Neuronetics, Inc.
Market Cap (USD): $98.6 M
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

567. Recro Pharma, Inc.

Company Profile: Recro Pharma, Inc.
Market Cap (USD): $97.4 M (June 1, 2022)
Country: United States
Sector: US Healthcare
Industry: US Drug Manufacturers—Specialty & Generic

568. Spruce Biosciences, Inc.

Company Profile: Spruce Biosciences, Inc.
Market Cap (USD): $97.1 M
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

569. Annovis Bio, Inc.

Company Profile: Annovis Bio, Inc.
Market Cap (USD): $96.7 M
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

570. Adverum Biotechnologies, Inc.

Company Profile: Adverum Biotechnologies, Inc.
Market Cap (USD): $96.3 M (Dec. 1, 2025)
Country: United States
Sector: US Healthcare
Industry: US Biotechnology

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