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Top 148 largest Companies in the Diagnostics & Research industry in the World by Market Cap

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

World Diagnostics & Research Industry Analysis
World Top Companies World Companies Analysis

Top Diagnostics & Research Companies in the World as of Jul. 01, 2025

Rank Company Market Cap (USD) Country Sector Industry
31 Soleno Therapeutics, Inc. $4.37 B United States US Healthcare US Diagnostics & Research
32 RadNet, Inc. $4.22 B United States US Healthcare US Diagnostics & Research
33 Ortho Clinical Diagnostics Holdings plc $4.19 B

(May 1, 2022)

 United States US Healthcare US Diagnostics & Research
34 Sotera Health Company $3.33 B United States US Healthcare US Diagnostics & Research
35 Olink Holding AB $3.20 B

(July 1, 2024)

 Sweden Swedish Healthcare Swedish Diagnostics & Research
36 Autobio Diagnostics Co. Ltd $3.00 B China Chinese Healthcare Chinese Diagnostics & Research
37 BGI Genomics Co. Ltd $2.87 B China Chinese Healthcare Chinese Diagnostics & Research
38 Twist Bioscience Corporation $2.29 B United States US Healthcare US Diagnostics & Research
39 Quidel Corporation $2.04 B United States US Healthcare US Diagnostics & Research
40 Guangzhou Kingmed Diagnostics Group Co. Ltd $1.82 B China Chinese Healthcare Chinese Diagnostics & Research
41 Shanghai Runda Medical Technology Co. Ltd $1.47 B China Chinese Healthcare Chinese Diagnostics & Research
42 Meridian Bioscience, Inc. $1.47 B

(Jan. 1, 2023)

 United States US Healthcare US Diagnostics & Research
43 Guangzhou Wondfo Biotech Co.,Ltd $1.44 B China Chinese Healthcare Chinese Diagnostics & Research
44 Dian Diagnostics Group Co.,Ltd. $1.27 B China Chinese Healthcare Chinese Diagnostics & Research
45 H.U. Group Holdings, Inc. $1.27 B Japan Japanese Healthcare Japanese Diagnostics & Research
46 Amoy Diagnostics Co. Ltd $1.18 B China Chinese Healthcare Chinese Diagnostics & Research
47 Neogen Corporation $1.16 B United States US Healthcare US Diagnostics & Research
48 Beijing Strong Biotechnologies, Inc. $1.14 B China Chinese Healthcare Chinese Diagnostics & Research
49 OPKO Health, Inc. $1.08 B United States US Healthcare US Diagnostics & Research
50 CareDx, Inc $1.07 B United States US Healthcare US Diagnostics & Research
51 Maccura Biotechnology Co.Ltd $1.02 B China Chinese Healthcare Chinese Diagnostics & Research
52 NeoGenomics, Inc. $971.6 M United States US Healthcare US Diagnostics & Research
53 BML, Inc. $890.9 M Japan Japanese Healthcare Japanese Diagnostics & Research
54 Clínica Baviera, SA $826.2 M Spain Spanish Healthcare Spanish Diagnostics & Research
55 New Horizon Health Ltd $808.3 M China Chinese Healthcare Chinese Diagnostics & Research
56 Heska Corporation $773.9 M

(Jan. 1, 2023)

 United States US Healthcare US Diagnostics & Research
57 EPS Holdings, Inc. $722.9 M

(Sept. 1, 2021)

 Japan Japanese Healthcare Japanese Diagnostics & Research
58 Personalis, Inc. $658.0 M United States US Healthcare US Diagnostics & Research
59 Fulgent Genetics, Inc. $610.7 M United States US Healthcare US Diagnostics & Research
60 Castle Biosciences, Inc. $586.1 M United States US Healthcare US Diagnostics & Research

Top Diagnostics & Research Companies in the World as of Jul. 01, 2025

31. Soleno Therapeutics, Inc.

Company Profile: Soleno Therapeutics, Inc.
Market Cap (USD): $4.37 B
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

32. RadNet, Inc.

Company Profile: RadNet, Inc.
Market Cap (USD): $4.22 B
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

33. Ortho Clinical Diagnostics Holdings plc

Company Profile: Ortho Clinical Diagnostics Holdings plc
Market Cap (USD): $4.19 B (May 1, 2022)
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

34. Sotera Health Company

Company Profile: Sotera Health Company
Market Cap (USD): $3.33 B
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

35. Olink Holding AB

Company Profile: Olink Holding AB
Market Cap (USD): $3.20 B (July 1, 2024)
Country: Sweden
Sector: Swedish Healthcare
Industry: Swedish Diagnostics & Research

36. Autobio Diagnostics Co. Ltd

Company Profile: Autobio Diagnostics Co. Ltd
Market Cap (USD): $3.00 B
Country: China
Sector: Chinese Healthcare
Industry: Chinese Diagnostics & Research

37. BGI Genomics Co. Ltd

Company Profile: BGI Genomics Co. Ltd
Market Cap (USD): $2.87 B
Country: China
Sector: Chinese Healthcare
Industry: Chinese Diagnostics & Research

38. Twist Bioscience Corporation

Company Profile: Twist Bioscience Corporation
Market Cap (USD): $2.29 B
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

39. Quidel Corporation

Company Profile: Quidel Corporation
Market Cap (USD): $2.04 B
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

40. Guangzhou Kingmed Diagnostics Group Co. Ltd

Company Profile: Guangzhou Kingmed Diagnostics Group Co. Ltd
Market Cap (USD): $1.82 B
Country: China
Sector: Chinese Healthcare
Industry: Chinese Diagnostics & Research

41. Shanghai Runda Medical Technology Co. Ltd

Company Profile: Shanghai Runda Medical Technology Co. Ltd
Market Cap (USD): $1.47 B
Country: China
Sector: Chinese Healthcare
Industry: Chinese Diagnostics & Research

42. Meridian Bioscience, Inc.

Company Profile: Meridian Bioscience, Inc.
Market Cap (USD): $1.47 B (Jan. 1, 2023)
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

43. Guangzhou Wondfo Biotech Co.,Ltd

Company Profile: Guangzhou Wondfo Biotech Co.,Ltd
Market Cap (USD): $1.44 B
Country: China
Sector: Chinese Healthcare
Industry: Chinese Diagnostics & Research

44. Dian Diagnostics Group Co.,Ltd.

Company Profile: Dian Diagnostics Group Co.,Ltd.
Market Cap (USD): $1.27 B
Country: China
Sector: Chinese Healthcare
Industry: Chinese Diagnostics & Research

45. H.U. Group Holdings, Inc.

Company Profile: H.U. Group Holdings, Inc.
Market Cap (USD): $1.27 B
Country: Japan
Sector: Japanese Healthcare
Industry: Japanese Diagnostics & Research

46. Amoy Diagnostics Co. Ltd

Company Profile: Amoy Diagnostics Co. Ltd
Market Cap (USD): $1.18 B
Country: China
Sector: Chinese Healthcare
Industry: Chinese Diagnostics & Research

47. Neogen Corporation

Company Profile: Neogen Corporation
Market Cap (USD): $1.16 B
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

48. Beijing Strong Biotechnologies, Inc.

Company Profile: Beijing Strong Biotechnologies, Inc.
Market Cap (USD): $1.14 B
Country: China
Sector: Chinese Healthcare
Industry: Chinese Diagnostics & Research

49. OPKO Health, Inc.

Company Profile: OPKO Health, Inc.
Market Cap (USD): $1.08 B
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

50. CareDx, Inc

Company Profile: CareDx, Inc
Market Cap (USD): $1.07 B
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

51. Maccura Biotechnology Co.Ltd

Company Profile: Maccura Biotechnology Co.Ltd
Market Cap (USD): $1.02 B
Country: China
Sector: Chinese Healthcare
Industry: Chinese Diagnostics & Research

52. NeoGenomics, Inc.

Company Profile: NeoGenomics, Inc.
Market Cap (USD): $971.6 M
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

53. BML, Inc.

Company Profile: BML, Inc.
Market Cap (USD): $890.9 M
Country: Japan
Sector: Japanese Healthcare
Industry: Japanese Diagnostics & Research

54. Clínica Baviera, SA

Company Profile: Clínica Baviera, SA
Market Cap (USD): $826.2 M
Country: Spain
Sector: Spanish Healthcare
Industry: Spanish Diagnostics & Research

55. New Horizon Health Ltd

Company Profile: New Horizon Health Ltd
Market Cap (USD): $808.3 M
Country: China
Sector: Chinese Healthcare
Industry: Chinese Diagnostics & Research

56. Heska Corporation

Company Profile: Heska Corporation
Market Cap (USD): $773.9 M (Jan. 1, 2023)
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

57. EPS Holdings, Inc.

Company Profile: EPS Holdings, Inc.
Market Cap (USD): $722.9 M (Sept. 1, 2021)
Country: Japan
Sector: Japanese Healthcare
Industry: Japanese Diagnostics & Research

58. Personalis, Inc.

Company Profile: Personalis, Inc.
Market Cap (USD): $658.0 M
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

59. Fulgent Genetics, Inc.

Company Profile: Fulgent Genetics, Inc.
Market Cap (USD): $610.7 M
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

60. Castle Biosciences, Inc.

Company Profile: Castle Biosciences, Inc.
Market Cap (USD): $586.1 M
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

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