Top 94 largest US Companies in the Diagnostics & Research industry by Market Cap

1. Thermo Fisher Scientific

Market Cap (USD): $215.98 B

Stock: TMO

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

2. Danaher

Market Cap (USD): $190.92 B

Stock: DHR

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

3. Agilent Technologies, Inc.

Market Cap (USD): $44.42 B

Stock: A

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

4. DexCom, Inc.

Market Cap (USD): $44.32 B

Stock: DXCM

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

5. IQVIA Holdings Inc.

Market Cap (USD): $37.86 B

Stock: IQV

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

6. IDEXX Laboratories, Inc.

Market Cap (USD): $33.62 B

Stock: IDXX

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

7. Mettler-Toledo International Inc.

Market Cap (USD): $32.67 B

Stock: MTD

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

8. Illumina, Inc.

Market Cap (USD): $31.60 B

Stock: ILMN

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

9. Laboratory Corporation of America Holdings

Market Cap (USD): $21.28 B

Stock: LH

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

10. Waters Corporation

Market Cap (USD): $20.62 B

Stock: WAT

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

11. Quest Diagnostics Incorporated

Market Cap (USD): $17.60 B

Stock: DGX

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

12. PerkinElmer, Inc.

Market Cap (USD): $17.53 B

Stock: PKI

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

13. Charles River Laboratories International, Inc.

Market Cap (USD): $11.19 B

Stock: CRL

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

14. Exact Sciences Corporation

Market Cap (USD): $8.58 B

Stock: EXAS

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

15. PRA Health Sciences, Inc.

Market Cap (USD): $7.91 B

(Feb. 18, 2021)

Stock: PRAH

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

16. Medpace Holdings, Inc.

Market Cap (USD): $6.61 B

Stock: MEDP

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

17. Quidel Corporation

Market Cap (USD): $5.86 B

Stock: QDEL

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

18. Natera, Inc.

Market Cap (USD): $4.23 B

Stock: NTRA

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

19. Ortho Clinical Diagnostics Holdings plc

Market Cap (USD): $4.19 B

(May 1, 2022)

Stock: OCDX

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

20. Syneos Health, Inc.

Market Cap (USD): $3.65 B

Stock: SYNH

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

21. Neogen Corporation

Market Cap (USD): $3.49 B

Stock: NEOG

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

22. Lantheus Holdings, Inc.

Market Cap (USD): $3.37 B

Stock: LNTH

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

23. Guardant Health, Inc.

Market Cap (USD): $2.77 B

Stock: GH

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

24. Sotera Health Company

Market Cap (USD): $2.40 B

Stock: SHC

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

25. Pacific Biosciences of California, Inc.

Market Cap (USD): $2.22 B

Stock: PACB

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

26. Myriad Genetics, Inc.

Market Cap (USD): $1.47 B

Stock: MYGN

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

27. Meridian Bioscience, Inc.

Market Cap (USD): $1.47 B

Stock: VIVO

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

28. Twist Bioscience Corporation

Market Cap (USD): $1.44 B

Stock: TWST

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

29. NeoGenomics, Inc.

Market Cap (USD): $1.32 B

Stock: NEO

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

30. OPKO Health, Inc.

Market Cap (USD): $1.21 B

Stock: OPK

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

31. 23andMe Holding Co.

Market Cap (USD): $1.10 B

Stock: ME

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

32. RadNet, Inc.

Market Cap (USD): $1.08 B

Stock: RDNT

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

33. National Research Corporation

Market Cap (USD): $1.04 B

Stock: NRC

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

34. Fulgent Genetics, Inc.

Market Cap (USD): $986.2 M

Stock: FLGT

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

35. MaxCyte, Inc.

Market Cap (USD): $850.8 M

(March 13, 2021)

Stock: MXCL

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

36. Heska Corporation

Market Cap (USD): $849.4 M

Stock: HSKA

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

37. CareDx, Inc

Market Cap (USD): $762.4 M

Stock: CDNA

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

38. Castle Biosciences, Inc.

Market Cap (USD): $717.0 M

Stock: CSTL

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

39. Invitae Corporation

Market Cap (USD): $607.2 M

Stock: NVTA

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

40. Senseonics Holdings, Inc.

Market Cap (USD): $540.4 M

Stock: SENS

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

41. Bionano Genomics, Inc.

Market Cap (USD): $537.4 M

Stock: BNGO

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

42. Inotiv, Inc.

Market Cap (USD): $221.2 M

Stock: NOTV

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

43. Biodesix, Inc.

Market Cap (USD): $170.6 M

Stock: BDSX

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

44. Neuronetics, Inc.

Market Cap (USD): $168.0 M

Stock: STIM

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

45. Celcuity Inc.

Market Cap (USD): $165.7 M

Stock: CELC

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

46. Bioventus, Inc.

Market Cap (USD): $143.1 M

Stock: BVS

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

47. Anixa Biosciences, Inc.

Market Cap (USD): $141.9 M

Stock: ANIX

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

48. VolitionRx Limited

Market Cap (USD): $139.2 M

Stock: VNRX

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

49. Bioanalytical Systems, Inc.

Market Cap (USD): $127.7 M

(Feb. 18, 2021)

Stock: BASI

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

50. Personalis, Inc.

Market Cap (USD): $122.3 M

Stock: PSNL

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research