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: 15; +3 vs. Q2 2026
Shares held: 107.3K; −20.5K (−16.1%) vs. Q2 2026
Total value: $72.4M; +$8.35M (+13.0%) vs. Q2 2026
New holders: 3; 3 more added
Sold out: 0; 7 more reduced

2,616 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
Robertson Stephens Wealth Management, LLC	–	–	–	–	Not filed
Cornerstone Wealth Group, LLC	–	–	–	–	Not filed
Signal Advisors Wealth, LLC	–	–	–	–	Not filed
Arrow Capital Pty Ltd	–	–	–	–	Not filed
one8zero8, LLC	–	–	–	–	Not filed
Shelton Capital Management	–	–	–	–	Not filed
Ellsworth Advisors, LLC	–	–	–	–	Not filed
Panagora Asset Management Inc	–	–	–	–	Not filed
Meiji Yasuda Asset Management Co Ltd.	–	–	–	–	Not filed
Meiji Yasuda America Inc	–	–	–	–	Not filed
Western Wealth Management, LLC	–	–	–	–	Not filed
Front Row Advisors LLC	–	–	–	–	Not filed
Smartleaf Asset Management LLC	–	–	–	–	Not filed
Arthur M. Cohen & Associates, LLC	–	–	–	–	Not filed
Headlands Technologies LLC	–	–	–	–	Not filed
TCW Group Inc	–	–	–	–	Not filed
Flagship Harbor Advisors, LLC	–	–	–	–	Not filed
Umpqua Bank	–	–	–	–	Not filed
Journey Advisory Group, LLC	–	–	–	–	Not filed
Magnus Financial Group LLC	–	–	–	–	Not filed
We Are One Seven, LLC	–	–	–	–	Not filed
Fenimore Asset Management Inc	–	–	–	–	Not filed
Evergreen Capital Management LLC	–	–	–	–	Not filed
Modern Wealth Management, LLC	–	–	–	–	Not filed
First Horizon Corp	–	–	–	–	Not filed
PFG Investments, LLC	–	–	–	–	Not filed
Bailard, Inc.	–	–	–	–	Not filed
Princeton Global Asset Management LLC	–	–	–	–	Not filed
BKD Wealth Advisors, LLC	–	–	–	–	Not filed
Stamos Capital Partners, L.P.	–	–	–	–	Not filed
Beaton Management Co. Inc.	–	–	–	–	Not filed
Tower Research Capital LLC (TRC)	–	–	–	–	Not filed
Barnett & Company, Inc.	–	–	–	–	Not filed
J.W. Cole Advisors, Inc.	–	–	–	–	Not filed
Community Bank, N.A.	–	–	–	–	Not filed
Processus Wealth & Capital Management, LLC	–	–	–	–	Not filed
Fairtree Asset Management (Pty) Ltd	–	–	–	–	Not filed
Scott & Selber, Inc.	–	–	–	–	Not filed
Johnson Investment Counsel Inc	–	–	–	–	Not filed
Davenport & Co LLC	–	–	–	–	Not filed
Leavell Investment Management, Inc.	–	–	–	–	Not filed
Financial Engines Advisors L.L.C.	–	–	–	–	Not filed
Crawford Investment Counsel Inc	–	–	–	–	Not filed
Procyon Private Wealth Partners, LLC	–	–	–	–	Not filed
D.A. Davidson & Co.	–	–	–	–	Not filed
Carolina Wealth Management Inc	–	–	–	–	Not filed
Charter Trust Co	–	–	–	–	Not filed
Birch Hill Investment Advisors LLC	–	–	–	–	Not filed
Smithfield Trust Co	–	–	–	–	Not filed
Prelude Capital Management, LLC	–	–	–	–	Not filed
Miracle Mile Advisors, LLC	–	–	–	–	Not filed
Fidelis Capital Partners, LLC	–	–	–	–	Not filed
Eastern Bank	–	–	–	–	Not filed
Coastal Bridge Advisors, LLC	–	–	–	–	Not filed
Town & Country Bank & Trust CO dba First Bankers Trust CO	–	–	–	–	Not filed
Westover Capital Advisors, LLC	–	–	–	–	Not filed
Greater Midwest Financial Group, LLC	–	–	–	–	Not filed
Connable Office Inc	–	–	–	–	Not filed
Intrust Bank NA	–	–	–	–	Not filed
Exchange Traded Concepts, LLC	–	–	–	–	Not filed
Quantitative Investment Management, LLC	–	–	–	–	Not filed
Avestar Capital, LLC	–	–	–	–	Not filed
Pincus Capital Management, LP	–	–	–	–	Not filed
Independent Financial Group, LLC	–	–	–	–	Not filed
International Assets Investment Management, LLC	–	–	–	–	Not filed
Citizens National Bank Trust Department	–	–	–	–	Not filed
Hennion & Walsh Asset Management, Inc.	–	–	–	–	Not filed
Nicollet Investment Management, Inc.	–	–	–	–	Not filed
Cambria Investment Management, L.P.	–	–	–	–	Not filed
EagleClaw Capital Managment, LLC	–	–	–	–	Not filed
Tred Avon Family Wealth, LLC	–	–	–	–	Not filed
Pflug Koory, LLC	–	–	–	–	Not filed
Boomfish Wealth Group, LLC	–	–	–	–	Not filed
Annandale Capital, LLC	–	–	–	–	Not filed
Value Partners Investments Inc.	–	–	–	–	Not filed
Chapman Financial Group, LLC	–	–	–	–	Not filed
City Holding Co	–	–	–	–	Not filed
Geneos Wealth Management Inc.	–	–	–	–	Not filed
Marietta Investment Partners LLC	–	–	–	–	Not filed
Sterling Capital Management LLC	–	–	–	–	Not filed
Tilia Fiduciary Partners, Inc.	–	–	–	–	Not filed
Gladstone Institutional Advisory LLC	–	–	–	–	Not filed
VisionPoint Advisory Group, LLC	–	–	–	–	Not filed
NVWM, LLC	–	–	–	–	Not filed
Titiun Yejiel	–	–	–	–	Not filed
Equitable Trust Co	–	–	–	–	Not filed
VestGen Advisors, LLC	–	–	–	–	Not filed
Circle Wealth Management, LLC	–	–	–	–	Not filed
Alps Advisors Inc	–	–	–	–	Not filed
IFP Advisors, Inc	–	–	–	–	Not filed
Sheets Smith Wealth Management	–	–	–	–	Not filed
Illinois Municipal Retirement Fund	–	–	–	–	Not filed
Pacifica Partners Inc.	–	–	–	–	Not filed
Karras Company, Inc.	–	–	–	–	Not filed
KCM Investment Advisors LLC	–	–	–	–	Not filed
Bank of Nova Scotia Trust Co	–	–	–	–	Not filed
Gs Investments, Inc.	–	–	–	–	Not filed
Confluence Wealth Services, Inc.	–	–	–	–	Not filed
Courier Capital LLC	–	–	–	–	Not filed
Middleton & Co Inc	–	–	–	–	Not filed