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	2,708	$199.1B
Q3 2025	2,515	$160.7B
Q2 2025	2,460	$135.6B
Q1 2025	2,577	$167.8B
Q4 2024	2,625	$176.4B
Q3 2024	2,580	$208.3B
Q2 2024	2,554	$187.5B
Q1 2024	2,535	$196.3B
Q4 2023	2,496	$181.6B
Q3 2023	2,370	$173.1B
Q2 2023	2,392	$177.8B
Q1 2023	2,391	$196.1B
Q4 2022	2,379	$190.1B
Q3 2022	2,270	$175.3B
Q2 2022	2,287	$186.4B
Q1 2022	2,321	$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
GW Henssler & Associates Ltd	–	–	–	–	Not filed
Davidson Investment Advisors	–	–	–	–	Not filed
Elo Mutual Pension Insurance Co	–	–	–	–	Not filed
Guggenheim Capital LLC	–	–	–	–	Not filed
Woodbridge Co Ltd	–	–	–	–	Not filed
Wilson Asset Management (International) Pty Ltd	–	–	–	–	Not filed
Mediolanum International Funds Ltd	–	–	–	–	Not filed
Kemnay Advisory Services Inc.	–	–	–	–	Not filed
J.P. Marvel Investment Advisors, LLC	–	–	–	–	Not filed
Pinnacle Financial Partners, Inc.	–	–	–	–	Not filed
Coronation Fund Managers Ltd.	–	–	–	–	Not filed
Mountain Pacific Investment Advisers Inc	–	–	–	–	Not filed
Beacon Pointe Advisors, LLC	–	–	–	–	Not filed
Parallel Advisors, LLC	–	–	–	–	Not filed
Busey Wealth Management	–	–	–	–	Not filed
Sumitomo Life Insurance Co	–	–	–	–	Not filed
Lombard Odier Asset Management (Europe) Ltd	–	–	–	–	Not filed
QRG Capital Management, Inc.	–	–	–	–	Not filed
State of Alaska, Department of Revenue	–	–	–	–	Not filed
Empowered Funds, LLC	–	–	–	–	Not filed
Connor, Clark & Lunn Investment Management Ltd.	–	–	–	–	Not filed
Freshford Capital Management, LLC	–	–	–	–	Not filed
Carnegie Capital Asset Management, LLC	–	–	–	–	Not filed
Thrivent Financial for Lutherans	–	–	–	–	Not filed
Nuance Investments, LLC	–	–	–	–	Not filed
Granite Bay Wealth Management, LLC	–	–	–	–	Not filed
Baker Avenue Asset Management, LP	–	–	–	–	Not filed
Avalon Trust Co	–	–	–	–	Not filed
Chilton Investment Co LLC	–	–	–	–	Not filed
McDaniel Terry & Co	–	–	–	–	Not filed
Martingale Asset Management L P	–	–	–	–	Not filed
Highland Capital Management, LLC	–	–	–	–	Not filed
Phraction Management LLC	–	–	–	–	Not filed
Lyell Wealth Management, LP	–	–	–	–	Not filed
Umb Bank N A	–	–	–	–	Not filed
Univest Financial Corp	–	–	–	–	Not filed
Davis-Rea Ltd.	–	–	–	–	Not filed
Sector Gamma AS	–	–	–	–	Not filed
Yousif Capital Management, LLC	–	–	–	–	Not filed
Cary Street Partners Financial LLC	–	–	–	–	Not filed
Dash Acquisitions Inc.	–	–	–	–	Not filed
Worldquant Millennium Advisors LLC	–	–	–	–	Not filed
Northside Capital Management, LLC	–	–	–	–	Not filed
ExodusPoint Capital Management, LP	–	–	–	–	Not filed
Lowe Brockenbrough & Co Inc	–	–	–	–	Not filed
Envestnet Portfolio Solutions, Inc.	–	–	–	–	Not filed
Apollon Wealth Management, LLC	–	–	–	–	Not filed
J. Safra Sarasin Holding AG	–	–	–	–	Not filed
Windward Capital Management Co	–	–	–	–	Not filed
North Growth Management Ltd.	–	–	–	–	Not filed
Strategic Wealth Designers	–	–	–	–	Not filed
Trillium Asset Management, LLC	–	–	–	–	Not filed
Rhenman & Partners Asset Management AB	–	–	–	–	Not filed
Banco Santander, S.A.	–	–	–	–	Not filed
GW&K Investment Management, LLC	–	–	–	–	Not filed
United Asset Strategies, Inc.	–	–	–	–	Not filed
Lathrop Investment Management Corp	–	–	–	–	Not filed
Warren Averett Asset Management, LLC	–	–	–	–	Not filed
Eldred Rock Partners, LLC	–	–	–	–	Not filed
LaFleur & Godfrey LLC	–	–	–	–	Not filed
Teachers Retirement System of the State of Kentucky	–	–	–	–	Not filed
Rothschild Investment LLC	–	–	–	–	Not filed
Rheos Capital Works Inc.	–	–	–	–	Not filed
Artisan Partners Limited Partnership	–	–	–	–	Not filed
M. Kraus & Co	–	–	–	–	Not filed
Titan Global Capital Management USA LLC	–	–	–	–	Not filed
Pacer Advisors, Inc.	–	–	–	–	Not filed
Mizuho Securities USA LLC	–	–	–	–	Not filed
Allstate Corp	–	–	–	–	Not filed
Kavar Capital Partners Group, LLC	–	–	–	–	Not filed
Wiley Bros.-Aintree Capital, LLC	–	–	–	–	Not filed
Eagle Rock Investment Company, LLC	–	–	–	–	Not filed
Gulf International Bank (UK) Ltd	–	–	–	–	Not filed
ARS Wealth Advisors Group, LLC	–	–	–	–	Not filed
PFM Health Sciences, LP	–	–	–	–	Not filed
C Partners Holding GmbH	–	–	–	–	Not filed
Bessemer Group Inc	–	–	–	–	Not filed
Covington Investment Advisors Inc.	–	–	–	–	Not filed
McRae Capital Management Inc	–	–	–	–	Not filed
Winton Group Ltd	–	–	–	–	Not filed
Talbot Financial, LLC	–	–	–	–	Not filed
CCM Investment Advisers LLC	–	–	–	–	Not filed
Oppenheimer & Co Inc	–	–	–	–	Not filed
First American Bank	–	–	–	–	Not filed
Argent Trust Co	–	–	–	–	Not filed
Private Capital Advisors, Inc.	–	–	–	–	Not filed
HealthInvest Partners AB	–	–	–	–	Not filed
McGuire Investment Group, LLC	–	–	–	–	Not filed
First National Bank of Omaha	–	–	–	–	Not filed
PBU - The Pension Fund of Early Childhood & Youth Educators	–	–	–	–	Not filed
Matrix Asset Advisors Inc	–	–	–	–	Not filed
Atria Investments LLC	–	–	–	–	Not filed
Bright Rock Capital Management, LLC	–	–	–	–	Not filed
Avanza Fonder AB	–	–	–	–	Not filed
S.E.E.D. Planning Group LLC	–	–	–	–	Not filed
Ninety One SA (PTY) Ltd	–	–	–	–	Not filed
Whittier Trust Co	–	–	–	–	Not filed
Punch & Associates Investment Management, Inc.	–	–	–	–	Not filed
Union Bancaire Privee, UBP SA	–	–	–	–	Not filed
Lawson Kroeker Investment Management Inc	–	–	–	–	Not filed