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TMO — Thermo Fisher Scientific

Life Sciences Tools & Services · Health Care

S&P 500 Timeline

2004-08-03Joined S&P 500
Thermo Fisher Scientific provides analytical instruments, equipment, reagents, consumables, software, and services for research, analysis, discovery, and diagnostics. It operates through four segments: **Life Sciences Solutions** offers reagents, instruments, and consumables for biological and medical research, discovery and production of new drugs and vaccines, and infection and disease diagnostics. **Analytical Instruments** provides instruments, consumables, software, and services for a range of applications in laboratories, production lines, and field settings. **Specialty Diagnostics** offers diagnostic test kits, reagents, culture media, instruments, and related products to improve diagnostic speed and accuracy. **Laboratory Products and Services** provides comprehensive lab offerings, including a portfolio of self-manufactured and sourced products for research, academic, government, industrial, and healthcare institutions.

Key Facts

StatusActive
SectorHealth Care
IndustryLife Sciences Tools & Services
Joined2004-08-03
Tenure21 yrs

Industry Peers

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Sector Peers

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Institutional Holdings (13F)

2,588 institutions hold TMO, totaling 454.1M shares ($218.7B) · As of 2026Q1

RankInstitutionSharesValue
1VANGUARD CAPITAL MANAGEMENT LLC48.6M$23.9B
2MORGAN STANLEY35.5M$18.4B
3DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main34.6M$17.3B
4BlackRock, Inc.30.4M$15.0B
5BARCLAYS PLC19.5M$10.6B
6STATE STREET CORP16.7M$8.2B
7FMR LLC10.8M$5.3B
8GEODE CAPITAL MANAGEMENT, LLC8.4M$4.1B
9FRANKLIN RESOURCES INC6.8M$3.3B
10GOLDMAN SACHS GROUP INC6.2M$3.3B

View all holders →

Data source: Wikipedia · CC BY-SA 4.0 · SEC EDGAR 13F · Updated 2026-07-10