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

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

dashboard United States Diagnostics & Research Industry Analysis

Browse Countries, Sectors, Industries, Stock Indices & Top Companies

Country / Territory

AND / OR

Sector / Industry

Stock Index

Top Diagnostics & Research Companies from the United States as of Jan. 01, 2023

Ranking Company Market Cap (USD) Stock Country Sector Industry
1 Thermo Fisher Scientific Inc. $215.98 B TMO United States Healthcare Diagnostics & Research
2 Danaher Corporation $190.92 B DHR United States Healthcare Diagnostics & Research
3 Agilent Technologies, Inc. $44.42 B A United States Healthcare Diagnostics & Research
4 DexCom, Inc. $44.32 B DXCM United States Healthcare Diagnostics & Research
5 IQVIA Holdings Inc. $37.86 B IQV United States Healthcare Diagnostics & Research
6 IDEXX Laboratories, Inc. $33.62 B IDXX United States Healthcare Diagnostics & Research
7 Mettler-Toledo International Inc. $32.67 B MTD United States Healthcare Diagnostics & Research
8 Illumina, Inc. $31.60 B ILMN United States Healthcare Diagnostics & Research
9 Laboratory Corporation of America Holdings $21.28 B LH United States Healthcare Diagnostics & Research
10 Waters Corporation $20.62 B WAT United States Healthcare Diagnostics & Research
11 Quest Diagnostics Incorporated $17.60 B DGX United States Healthcare Diagnostics & Research
12 PerkinElmer, Inc. $17.53 B PKI United States Healthcare Diagnostics & Research
13 Charles River Laboratories International, Inc. $11.19 B CRL United States Healthcare Diagnostics & Research
14 Exact Sciences Corporation $8.58 B EXAS United States Healthcare Diagnostics & Research
15 PRA Health Sciences, Inc. $7.91 B

(Feb. 18, 2021)

PRAH United States Healthcare Diagnostics & Research
16 Medpace Holdings, Inc. $6.61 B MEDP United States Healthcare Diagnostics & Research
17 Quidel Corporation $5.86 B QDEL United States Healthcare Diagnostics & Research
18 Natera, Inc. $4.23 B NTRA United States Healthcare Diagnostics & Research
19 Ortho Clinical Diagnostics Holdings plc $4.19 B

(May 1, 2022)

OCDX United States Healthcare Diagnostics & Research
20 Syneos Health, Inc. $3.65 B SYNH United States Healthcare Diagnostics & Research
21 Neogen Corporation $3.49 B NEOG United States Healthcare Diagnostics & Research
22 Lantheus Holdings, Inc. $3.37 B LNTH United States Healthcare Diagnostics & Research
23 Guardant Health, Inc. $2.77 B GH United States Healthcare Diagnostics & Research
24 Sotera Health Company $2.40 B SHC United States Healthcare Diagnostics & Research
25 Pacific Biosciences of California, Inc. $2.22 B PACB United States Healthcare Diagnostics & Research
26 Myriad Genetics, Inc. $1.47 B MYGN United States Healthcare Diagnostics & Research
27 Meridian Bioscience, Inc. $1.47 B VIVO United States Healthcare Diagnostics & Research
28 Twist Bioscience Corporation $1.44 B TWST United States Healthcare Diagnostics & Research
29 NeoGenomics, Inc. $1.32 B NEO United States Healthcare Diagnostics & Research
30 OPKO Health, Inc. $1.21 B OPK United States Healthcare Diagnostics & Research
31 23andMe Holding Co. $1.10 B ME United States Healthcare Diagnostics & Research
32 RadNet, Inc. $1.08 B RDNT United States Healthcare Diagnostics & Research
33 National Research Corporation $1.04 B NRC United States Healthcare Diagnostics & Research
34 Fulgent Genetics, Inc. $986.2 M FLGT United States Healthcare Diagnostics & Research
35 MaxCyte, Inc. $850.8 M

(March 13, 2021)

MXCL United States Healthcare Diagnostics & Research
36 Heska Corporation $849.4 M HSKA United States Healthcare Diagnostics & Research
37 CareDx, Inc $762.4 M CDNA United States Healthcare Diagnostics & Research
38 Castle Biosciences, Inc. $717.0 M CSTL United States Healthcare Diagnostics & Research
39 Invitae Corporation $607.2 M NVTA United States Healthcare Diagnostics & Research
40 Senseonics Holdings, Inc. $540.4 M SENS United States Healthcare Diagnostics & Research
41 Bionano Genomics, Inc. $537.4 M BNGO United States Healthcare Diagnostics & Research
42 Inotiv, Inc. $221.2 M NOTV United States Healthcare Diagnostics & Research
43 Biodesix, Inc. $170.6 M BDSX United States Healthcare Diagnostics & Research
44 Neuronetics, Inc. $168.0 M STIM United States Healthcare Diagnostics & Research
45 Celcuity Inc. $165.7 M CELC United States Healthcare Diagnostics & Research
46 Bioventus, Inc. $143.1 M BVS United States Healthcare Diagnostics & Research
47 Anixa Biosciences, Inc. $141.9 M ANIX United States Healthcare Diagnostics & Research
48 VolitionRx Limited $139.2 M VNRX United States Healthcare Diagnostics & Research
49 Bioanalytical Systems, Inc. $127.7 M

(Feb. 18, 2021)

BASI United States Healthcare Diagnostics & Research
50 Personalis, Inc. $122.3 M PSNL United States Healthcare Diagnostics & Research

Top Diagnostics & Research Companies from the United States as of Jan. 01, 2023

7. Mettler-Toledo International Inc.

Market Cap (USD): $32.67 B

Stock: MTD

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

business Mettler-Toledo International Inc. Company Profile

9. Laboratory Corporation of America Holdings

Market Cap (USD): $21.28 B

Stock: LH

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

business Laboratory Corporation of America Holdings Company Profile

11. Quest Diagnostics Incorporated

Market Cap (USD): $17.60 B

Stock: DGX

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

business Quest Diagnostics Incorporated Company Profile

13. Charles River Laboratories International, Inc.

Market Cap (USD): $11.19 B

Stock: CRL

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

business Charles River Laboratories International, Inc. Company Profile

15. PRA Health Sciences, Inc.

Market Cap (USD): $7.91 B

(Feb. 18, 2021)

Stock: PRAH

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

business PRA Health Sciences, Inc. Company Profile

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

business Ortho Clinical Diagnostics Holdings plc Company Profile

25. Pacific Biosciences of California, Inc.

Market Cap (USD): $2.22 B

Stock: PACB

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

business Pacific Biosciences of California, Inc. Company Profile

33. National Research Corporation

Market Cap (USD): $1.04 B

Stock: NRC

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

business National Research Corporation Company Profile

35. MaxCyte, Inc.

Market Cap (USD): $850.8 M

(March 13, 2021)

Stock: MXCL

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

business MaxCyte, Inc. Company Profile

49. Bioanalytical Systems, Inc.

Market Cap (USD): $127.7 M

(Feb. 18, 2021)

Stock: BASI

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

business Bioanalytical Systems, Inc. Company Profile