Thermo Fisher Scientific Inc.

TMO

Exchange: NYSE
Industry: Measuring & Controlling Devices, NEC
SEC CIK: 0000097745

SEC filings (opens in a new tab)

In the last 90 days, Thermo Fisher Scientific Inc. insiders filed 0 open-market purchases and 11 sales; 2,628 institutions reported holding it in 13F filings for Q2 2026, worth $169.2B in total; 6 superinvestors hold it, including Viking Global Investors and D1 Capital Partners.

13F holders, Q3 2026

Institutional positions in Thermo Fisher Scientific Inc. as of Sep 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Q3 2026 data is still coming in (13F filing deadline: Nov 16, 2026), so these numbers are incomplete.

Institutional holders: 31; +3 vs. Q2 2026
Shares held: 384.1K; −36.8K (−8.8%) vs. Q2 2026
Total value: $259.3M; +$48.2M (+22.9%) vs. Q2 2026
New holders: 3; 7 more added
Sold out: 0; 16 more reduced

2,600 institutions that held it in Q2 2026 haven't filed for Q3 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2026: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting TMO on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holders

Value held

Institutions holding TMO and their total value by quarter
Quarter	Holders	Value
Q2 2026	2,628	$169.2B
Q1 2026	2,612	$164.1B
Q4 2025	2,707	$199.1B
Q3 2025	2,515	$160.7B
Q2 2025	2,460	$135.6B
Q1 2025	2,576	$167.8B
Q4 2024	2,624	$176.4B
Q3 2024	2,579	$208.3B
Q2 2024	2,553	$187.5B
Q1 2024	2,534	$196.3B
Q4 2023	2,495	$181.6B
Q3 2023	2,369	$173.1B
Q2 2023	2,391	$177.8B
Q1 2023	2,390	$196.1B
Q4 2022	2,378	$190.1B
Q3 2022	2,269	$175.3B
Q2 2022	2,286	$186.4B
Q1 2022	2,320	$203.3B
Q4 2021	2,347	$230.1B
Q3 2021	2,135	$197.5B
Q2 2021	2,082	$172.9B
Q1 2021	2,046	$157.2B

Institutions, Q3 2026

Shares, value and share of portfolio for each institution holding Thermo Fisher Scientific Inc.; share changes are against Q2 2026.

Institutions holding TMO in Q3 2026
Institution	Shares	Value	% of portfolio	Change in shares	Action
Elevatus Welath Management	–	–	–	–	Not filed
Michael B. Yongue	–	–	–	–	Not filed
Quent Capital, LLC	–	–	–	–	Not filed
Fairscale Capital, LLC	–	–	–	–	Not filed
Quadcap Wealth Management, LLC	–	–	–	–	Not filed
Headinvest, LLC	–	–	–	–	Not filed
Paradigm Asset Management Co LLC	–	–	–	–	Not filed
Cullinan Associates Inc	–	–	–	–	Not filed
Resonant Capital Advisors, LLC	–	–	–	–	Not filed
LMCG Investments, LLC	–	–	–	–	Not filed
Portside Wealth Group, LLC	–	–	–	–	Not filed
Insigneo Advisory Services, LLC	–	–	–	–	Not filed
BluePath Capital Management, LLC	–	–	–	–	Not filed
Joel Isaacson & Co., LLC	–	–	–	–	Not filed
Catalyst Financial Partners LLC	–	–	–	–	Not filed
Canton Hathaway, LLC	–	–	–	–	Not filed
Red Door Wealth Management, LLC	–	–	–	–	Not filed
Millstone Evans Group, LLC	–	–	–	–	Not filed
Marex Group plc	–	–	–	–	Not filed
Independent Family Office, LLC	–	–	–	–	Not filed
Thrive Wealth Management, LLC	–	–	–	–	Not filed
Alamea Verwaltungs GmbH	–	–	–	–	Not filed
Newman Dignan & Sheerar, Inc.	–	–	–	–	Not filed
Ballast Advisors LLC	–	–	–	–	Not filed
Axxion S.A.	–	–	–	–	Not filed
LMR Partners LLP	–	–	–	–	Not filed
Chicago Partners Investment Group LLC	–	–	–	–	Not filed
Pinnacle Wealth Planning Services, Inc.	–	–	–	–	Not filed
Simplex Trading, LLC	–	–	–	–	Not filed
Syntax Research, Inc.	–	–	–	–	Not filed
One Capital Management, LLC	–	–	–	–	Not filed
Diversify Advisory Services, LLC	–	–	–	–	Not filed
Diversify Wealth Management, LLC	–	–	–	–	Not filed
Laraway Financial Inc	–	–	–	–	Not filed
Financial Security Advisor, Inc.	–	–	–	–	Not filed
Bank Ozk	–	–	–	–	Not filed
Cidel Asset Management Inc	–	–	–	–	Not filed
Sivia Capital Partners, LLC	–	–	–	–	Not filed
Dutch Asset Corp	–	–	–	–	Not filed
Gaddis Premier Wealth Advisors LLC	–	–	–	–	Not filed
Sax Wealth Advisors, LLC	–	–	–	–	Not filed
Integrated Advisors Network LLC	–	–	–	–	Not filed
Founders Financial Securities LLC	–	–	–	–	Not filed
Dumont & Blake Investment Advisors LLC	–	–	–	–	Not filed
Morse Asset Management, Inc	–	–	–	–	Not filed
Platform Technology Partners	–	–	–	–	Not filed
Venture Visionary Partners LLC	–	–	–	–	Not filed
Prostatis Group LLC	–	–	–	–	Not filed
Integrity Alliance, LLC.	–	–	–	–	Not filed
Legacy Bridge, LLC	–	–	–	–	Not filed
Personal Cfo Solutions, LLC	–	–	–	–	Not filed
Marks Group Wealth Management, Inc	–	–	–	–	Not filed
Bath Savings Trust Co	–	–	–	–	Not filed
Axq Capital, LP	–	–	–	–	Not filed
TigerOak Management, L.L.C.	–	–	–	–	Not filed
Anchor Bay Capital, Inc.	–	–	–	–	Not filed
Capital Management Associates	–	–	–	–	Not filed
Athena Wealth Management, LLC	–	–	–	–	Not filed
Legacy Financial Advisors, Inc.	–	–	–	–	Not filed
Waterloo Capital, L.P.	–	–	–	–	Not filed
Future Fund LLC	–	–	–	–	Not filed
Farmers National Bank	–	–	–	–	Not filed
Wendell David Associates Inc	–	–	–	–	Not filed
Savvy Advisors, Inc.	–	–	–	–	Not filed
Bigelow Investment Advisors, LLC	–	–	–	–	Not filed
Hazlett, Burt & Watson, Inc.	–	–	–	–	Not filed
FSB Premier Wealth Management, Inc.	–	–	–	–	Not filed
McLaughlin Asset Management, Inc.	–	–	–	–	Not filed
Beaumont Financial Advisors, LLC	–	–	–	–	Not filed
Sanibel Captiva Trust Company, Inc.	–	–	–	–	Not filed
Emprise Bank	–	–	–	–	Not filed
Centerpoint Advisors, LLC	–	–	–	–	Not filed
Cypress Advisory Group LLC	–	–	–	–	Not filed
AMG National Trust Bank	–	–	–	–	Not filed
Nano Cap New Millennium Growth Fund L P	–	–	–	–	Not filed
Osmosis Investment Management UK Ltd	–	–	–	–	Not filed
NorthRock Partners, LLC	–	–	–	–	Not filed
Optas, LLC	–	–	–	–	Not filed
Brookstone Capital Management	–	–	–	–	Not filed
Manchester Capital Management LLC	–	–	–	–	Not filed
Transcend Wealth Collective, LLC	–	–	–	–	Not filed
Calamos Wealth Management LLC	–	–	–	–	Not filed
Vaquero Private Wealth, Ltd	–	–	–	–	Not filed
Solstein Capital, LLC	–	–	–	–	Not filed
Rehmann Capital Advisory Group	–	–	–	–	Not filed
Wellspring Financial Advisors, LLC	–	–	–	–	Not filed
Corps Capital Advisors, LLC	–	–	–	–	Not filed
Trust Point Inc.	–	–	–	–	Not filed
Bank of New Hampshire	–	–	–	–	Not filed
Beck Mack & Oliver LLC	–	–	–	–	Not filed
Fiduciary Family Office, LLC	–	–	–	–	Not filed
Dougherty & Associates, LLC	–	–	–	–	Not filed
Renasant Bank	–	–	–	–	Not filed
LCM Capital Management Inc	–	–	–	–	Not filed
Argentarii, LLC	–	–	–	–	Not filed
Keating Investment Counselors Inc	–	–	–	–	Not filed
Heartland Bank & Trust Co	–	–	–	–	Not filed
Constant Guidance Financial LLC	–	–	–	–	Not filed
Chicago Trust Co NA	–	–	–	–	Not filed
Everhart Financial Group, Inc.	–	–	–	–	Not filed