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: 8; +1 vs. Q2 2026
Shares held: 99.6K; −7.13K (−6.7%) vs. Q2 2026
Total value: $67.2M; +$13.7M (+25.6%) vs. Q2 2026
New holders: 1; 0 more added
Sold out: 0; 5 more reduced

2,621 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
Confluence Investment Management LLC	85,793	$57.9M	0.97%	−6,988−7.5%	Reduced
Coastline Trust Co	6,191	$4.18M	0.39%	−217−3.4%	Reduced
Doliver Advisors, LP	4,062	$2.74M	0.60%	−7−0.2%	Reduced
Montecito Bank & Trust	2,533	$1.71M	0.26%	−13−0.5%	Reduced
Hickory Point Bank & Trust	714	$482.0K	0.29%	00.0%	Unchanged
Roxbury Financial LLC	213	$143.6K	0.11%	00.0%	Unchanged
Burkett Financial Services, LLC	97	$65.5K	0.02%	+97	New
Noble Wealth Management PBC	4	$2.70K	0.00%	−3−42.9%	Reduced
BlackRock, Inc.	–	–	–	–	Not filed
Vanguard Capital Management LLC	–	–	–	–	Not filed
State Street Corp	–	–	–	–	Not filed
FMR LLC	–	–	–	–	Not filed
Morgan Stanley	–	–	–	–	Not filed
JPMorgan Chase & Co	–	–	–	–	Not filed
Geode Capital Management, LLC	–	–	–	–	Not filed
Franklin Resources Inc	–	–	–	–	Not filed
Vanguard Portfolio Management LLC	–	–	–	–	Not filed
Capital World Investors	–	–	–	–	Not filed
Price T Rowe Associates Inc	–	–	–	–	Not filed
Norges Bank	–	–	–	–	Not filed
Massachusetts Financial Services Co	–	–	–	–	Not filed
Capital Research Global Investors	–	–	–	–	Not filed
Bank of New York Mellon Corp	–	–	–	–	Not filed
Bank of America Corp	–	–	–	–	Not filed
Royal Bank of Canada	–	–	–	–	Not filed
Northern Trust Corp	–	–	–	–	Not filed
Capital International Investors	–	–	–	–	Not filed
Charles Schwab Investment Management Inc	–	–	–	–	Not filed
Dodge & Cox	–	–	–	–	Not filed
Goldman Sachs Group Inc	–	–	–	–	Not filed
Fisher Asset Management, LLC	–	–	–	–	Not filed
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main	–	–	–	–	Not filed
Grantham, Mayo, Van Otterloo & Co. LLC	–	–	–	–	Not filed
UBS Group AG	–	–	–	–	Not filed
UBS Asset Management Americas Inc	–	–	–	–	Not filed
Legal & General Group Plc	–	–	–	–	Not filed
EdgePoint Investment Group Inc.	–	–	–	–	Not filed
Invesco Ltd.	–	–	–	–	Not filed
Vanguard Fiduciary Trust Co	–	–	–	–	Not filed
Unisphere Establishment	–	–	–	–	Not filed
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.	–	–	–	–	Not filed
Primecap Management Co	–	–	–	–	Not filed
Viking Global Investors LPSuperinvestorViking Global Investors	–	–	–	–	Not filed
Flossbach Von Storch AG	–	–	–	–	Not filed
Amundi	–	–	–	–	Not filed
Alliancebernstein L.P.	–	–	–	–	Not filed
1832 Asset Management L.P.	–	–	–	–	Not filed
Dimensional Fund Advisors LP	–	–	–	–	Not filed
Clearbridge Investments, LLC	–	–	–	–	Not filed
Parnassus Investments	–	–	–	–	Not filed
Ameriprise Financial Inc	–	–	–	–	Not filed
Schroder Investment Management Group	–	–	–	–	Not filed
Nuveen, LLC	–	–	–	–	Not filed
Wells Fargo & Company	–	–	–	–	Not filed
Barclays PLC	–	–	–	–	Not filed
Manufacturers Life Insurance Company, The	–	–	–	–	Not filed
Loomis Sayles & Co L P	–	–	–	–	Not filed
Swedbank AB	–	–	–	–	Not filed
Deutsche Bank AG	–	–	–	–	Not filed
Temasek Holdings (Private) Ltd	–	–	–	–	Not filed
Lazard Asset Management LLC	–	–	–	–	Not filed
Sumitomo Mitsui Trust Holdings, Inc.	–	–	–	–	Not filed
Pictet Asset Management Holding SA	–	–	–	–	Not filed
Farallon Capital Management, L.L.C.	–	–	–	–	Not filed
Swiss National Bank	–	–	–	–	Not filed
Arrowstreet Capital, Limited Partnership	–	–	–	–	Not filed
Rathbone Brothers plc	–	–	–	–	Not filed
Wellington Management Group LLP	–	–	–	–	Not filed
SG Americas Securities, LLC	–	–	–	–	Not filed
Veritas Asset Management LLP	–	–	–	–	Not filed
Colony Group, LLC	–	–	–	–	Not filed
HSBC Holdings PLC	–	–	–	–	Not filed
First Manhattan Co	–	–	–	–	Not filed
National Pension Service	–	–	–	–	Not filed
D1 Capital Partners L.P.SuperinvestorD1 Capital Partners	–	–	–	–	Not filed
London & Capital Asset Management Ltd	–	–	–	–	Not filed
Vanguard Global Advisers, LLC	–	–	–	–	Not filed
FIL Ltd	–	–	–	–	Not filed
Raymond James Financial Inc	–	–	–	–	Not filed
BNP Paribas Arbitrage, SA	–	–	–	–	Not filed
DekaBank Deutsche Girozentrale	–	–	–	–	Not filed
Vanguard Asset Management, Ltd	–	–	–	–	Not filed
CI Private Wealth, LLC	–	–	–	–	Not filed
California Public Employees Retirement System	–	–	–	–	Not filed
King Luther Capital Management Corp	–	–	–	–	Not filed
Jupiter Topco LLC	–	–	–	–	Not filed
Neuberger Berman Group LLC	–	–	–	–	Not filed
Citigroup Inc	–	–	–	–	Not filed
Baillie Gifford & Co	–	–	–	–	Not filed
D. E. Shaw & Co., Inc.	–	–	–	–	Not filed
Stifel Financial Corp	–	–	–	–	Not filed
Glenview Capital Management, LLC	–	–	–	–	Not filed
Victory Capital Management Inc	–	–	–	–	Not filed
Canada Pension Plan Investment Board	–	–	–	–	Not filed
Rhumbline Advisers	–	–	–	–	Not filed
Ninety One UK Ltd	–	–	–	–	Not filed
Envestnet Asset Management Inc	–	–	–	–	Not filed
Mirova US LLC	–	–	–	–	Not filed
Bank of Montreal	–	–	–	–	Not filed
Robeco Institutional Asset Management B.V.	–	–	–	–	Not filed