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
Mengis Capital Management, Inc.	–	–	–	–	Not filed
Kornitzer Capital Management Inc	–	–	–	–	Not filed
Hunter Perkins Capital Management, LLC	–	–	–	–	Not filed
Optimas Capital Ltd	–	–	–	–	Not filed
Angeles Wealth Management, LLC	–	–	–	–	Not filed
Chelsea Counsel Co	–	–	–	–	Not filed
Canal Insurance CO	–	–	–	–	Not filed
Viking Fund Management LLC	–	–	–	–	Not filed
Sona Asset Management (US) LLC	–	–	–	–	Not filed
Belpointe Asset Management LLC	–	–	–	–	Not filed
Parr McKnight Wealth Management Group, LLC	–	–	–	–	Not filed
Purkiss Capital Advisors LLC	–	–	–	–	Not filed
Acumen Wealth Advisors, LLC	–	–	–	–	Not filed
Avantax Planning Partners, Inc.	–	–	–	–	Not filed
WSFS Capital Management, LLC	–	–	–	–	Not filed
RiverFront Investment Group, LLC	–	–	–	–	Not filed
Hancock Whitney Corp	–	–	–	–	Not filed
Cornell Pochily Investment Advisors, Inc.	–	–	–	–	Not filed
Dover Advisors, LLC	–	–	–	–	Not filed
Arrow Financial Corp	–	–	–	–	Not filed
AE Wealth Management LLC	–	–	–	–	Not filed
WealthPlan Investment Management, LLC	–	–	–	–	Not filed
Rossmore Private Capital	–	–	–	–	Not filed
Generali Investments, Management Co LLC	–	–	–	–	Not filed
Atlantic Edge Private Wealth Management, LLC	–	–	–	–	Not filed
FinArc Investments, Inc.	–	–	–	–	Not filed
Peak Asset Management, LLC	–	–	–	–	Not filed
Aries Wealth Management	–	–	–	–	Not filed
Sound View Wealth Advisors Group, LLC	–	–	–	–	Not filed
Banco de Sabadell, S.A	–	–	–	–	Not filed
Ieq Capital, LLC	–	–	–	–	Not filed
Gsa Capital Partners LLP	–	–	–	–	Not filed
Cornerstone Planning, LLC	–	–	–	–	Not filed
Strengthening Families & Communities, LLC	–	–	–	–	Not filed
Convergence Financial, LLC	–	–	–	–	Not filed
Jacobi Capital Management LLC	–	–	–	–	Not filed
Ameritas Advisory Services, LLC	–	–	–	–	Not filed
Vista Investment Management	–	–	–	–	Not filed
Financiere des Professionnels - Fonds d,investissement inc.	–	–	–	–	Not filed
PKO Investment Management Joint-Stock Co	–	–	–	–	Not filed
Leonteq Securities AG	–	–	–	–	Not filed
Lighthouse Investment Partners, LLC	–	–	–	–	Not filed
Private Trust Co NA	–	–	–	–	Not filed
Decatur Capital Management, Inc.	–	–	–	–	Not filed
Palumbo Wealth Management LLC	–	–	–	–	Not filed
Adviser Investments LLC	–	–	–	–	Not filed
Eagle Bluffs Wealth Management LLC	–	–	–	–	Not filed
KPP Advisory Services LLC	–	–	–	–	Not filed
Cetera Trust Company, N.A	–	–	–	–	Not filed
Dorsey & Whitney Trust CO LLC	–	–	–	–	Not filed
Foster & Motley Inc	–	–	–	–	Not filed
Hemenway Trust Co LLC	–	–	–	–	Not filed
GKV Capital Management Co., Inc.	–	–	–	–	Not filed
Fox Run Management, L.L.C.	–	–	–	–	Not filed
Catalyst Funds Management Pty Ltd	–	–	–	–	Not filed
Marshall Wace, LLP	–	–	–	–	Not filed
Aigen Investment Management, LP	–	–	–	–	Not filed
Orleans Capital Management Corp	–	–	–	–	Not filed
Great Lakes Retirement, Inc.	–	–	–	–	Not filed
DoubleLine ETF Adviser LP	–	–	–	–	Not filed
Bank of Hawaii	–	–	–	–	Not filed
Vectors Research Management, LLC	–	–	–	–	Not filed
Silvant Capital Management LLC	–	–	–	–	Not filed
Cannon Advisors, Inc.	–	–	–	–	Not filed
Mission Creek Capital Partners, Inc.	–	–	–	–	Not filed
Jackson Square Capital, LLC	–	–	–	–	Not filed
Legacy Wealth Management, LLC	–	–	–	–	Not filed
Atomi Financial Group, Inc.	–	–	–	–	Not filed
Auto-Owners Insurance Co	–	–	–	–	Not filed
Frank, Rimerman Advisors LLC	–	–	–	–	Not filed
Harbour Investments, Inc.	–	–	–	–	Not filed
Cullen Investment Group, Ltd.	–	–	–	–	Not filed
Smithbridge Asset Management Inc	–	–	–	–	Not filed
Trust Asset Management LLC	–	–	–	–	Not filed
LOM Asset Management Ltd	–	–	–	–	Not filed
Connecticut Wealth Management, LLC	–	–	–	–	Not filed
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management	–	–	–	–	Not filed
Crossmark Global Holdings, Inc.	–	–	–	–	Not filed
Castle Rock Wealth Management, LLC	–	–	–	–	Not filed
Sowell Financial Services LLC	–	–	–	–	Not filed
Profund Advisors LLC	–	–	–	–	Not filed
Fire Capital Management LLC	–	–	–	–	Not filed
American Trust	–	–	–	–	Not filed
Ashton Thomas Securities, LLC	–	–	–	–	Not filed
Moody National Bank Trust Division	–	–	–	–	Not filed
Clark Capital Management Group, Inc.	–	–	–	–	Not filed
Modera Wealth Management, LLC	–	–	–	–	Not filed
Okabena Investment Services Inc	–	–	–	–	Not filed
Nelson, Van Denburg & Campbell Wealth Management Group, LLC	–	–	–	–	Not filed
Gamco Investors, Inc. Et Al	–	–	–	–	Not filed
Eads & Heald Wealth Management	–	–	–	–	Not filed
Atlas Wealth LLC	–	–	–	–	Not filed
Skylands Capital, LLC	–	–	–	–	Not filed
China Universal Asset Management Co., Ltd.	–	–	–	–	Not filed
Element Capital Management LLC	–	–	–	–	Not filed
Avanda Investment Management Pte. Ltd.	–	–	–	–	Not filed
Easterly Investment Partners LLC	–	–	–	–	Not filed
Mitsubishi UFJ Asset Management (UK) Ltd.	–	–	–	–	Not filed
Sepio Capital, LP	–	–	–	–	Not filed
Cove Private Wealth, LLC	–	–	–	–	Not filed