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Thermo Fisher Scientific Inc.

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

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, Q4 2025

Institutional positions in Thermo Fisher Scientific Inc. as of Dec 31, 2025. 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

Institutional holders
2,708
+253 vs. Q3 2025
Shares held
375.0M
+44.2M (+13.4%) vs. Q3 2025
Total value
$199.1B
+$38.9B (+24.3%) vs. Q3 2025
New holders
373
945 more added
Sold out
120
1,041 more reduced

60 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2025: 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 holdersQ4 2025: 2,708 institutions
Q1 2021: 2,046 institutionsQ2 2021: 2,082 institutionsQ3 2021: 2,135 institutionsQ4 2021: 2,347 institutionsQ1 2022: 2,321 institutionsQ2 2022: 2,287 institutionsQ3 2022: 2,270 institutionsQ4 2022: 2,379 institutionsQ1 2023: 2,391 institutionsQ2 2023: 2,392 institutionsQ3 2023: 2,370 institutionsQ4 2023: 2,496 institutionsQ1 2024: 2,535 institutionsQ2 2024: 2,554 institutionsQ3 2024: 2,580 institutionsQ4 2024: 2,625 institutionsQ1 2025: 2,577 institutionsQ2 2025: 2,460 institutionsQ3 2025: 2,515 institutionsQ4 2025: 2,708 institutionsQ1 2026: 2,612 institutionsQ2 2026: 2,628 institutions
Value heldQ4 2025: $199.1B
Q1 2021: $157.2BQ2 2021: $172.9BQ3 2021: $197.5BQ4 2021: $230.1BQ1 2022: $203.3BQ2 2022: $186.4BQ3 2022: $175.3BQ4 2022: $190.1BQ1 2023: $196.1BQ2 2023: $177.8BQ3 2023: $173.1BQ4 2023: $181.6BQ1 2024: $196.3BQ2 2024: $187.5BQ3 2024: $208.3BQ4 2024: $176.4BQ1 2025: $167.8BQ2 2025: $135.6BQ3 2025: $160.7BQ4 2025: $199.1BQ1 2026: $164.1BQ2 2026: $169.2B
Institutions holding TMO and their total value by quarter
QuarterHoldersValue
Q2 20262,628$169.2B
Q1 20262,612$164.1B
Q4 20252,708$199.1B
Q3 20252,515$160.7B
Q2 20252,460$135.6B
Q1 20252,577$167.8B
Q4 20242,625$176.4B
Q3 20242,580$208.3B
Q2 20242,554$187.5B
Q1 20242,535$196.3B
Q4 20232,496$181.6B
Q3 20232,370$173.1B
Q2 20232,392$177.8B
Q1 20232,391$196.1B
Q4 20222,379$190.1B
Q3 20222,270$175.3B
Q2 20222,287$186.4B
Q1 20222,321$203.3B
Q4 20212,347$230.1B
Q3 20212,135$197.5B
Q2 20212,082$172.9B
Q1 20212,046$157.2B

Institutions, Q4 2025

Shares, value and share of portfolio for each institution holding Thermo Fisher Scientific Inc.; share changes are against Q3 2025.

Institutions holding TMO in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Gateway Wealth Partners, LLC347$201.3K0.02%+347New
First National Bank of Mount Dora, Trust Investment Services348$201.6K0.04%+348New
Rock Point Advisors, LLC348$201.6K0.05%−200−36.5%Reduced
One Day In July LLC348$201.6K0.02%+348New
Legacy Wealth Partners, LLC348$201.6K0.05%+348New
Gambit Capital Management, LLC348$201.7K0.14%+348New
RMG Wealth Management LLC314$201.8K0.03%00.0%Unchanged
Ponta Wealth Partners, LLC349$202.2K0.19%+349New
Inspirion Wealth Advisors, LLC350$202.8K0.02%00.0%Unchanged
Wealthquest Corp350$202.8K0.02%+350New
Caliber Wealth Management, LLC350$202.8K0.02%+350New
Greenfield Seitz Capital Management, LLC350$202.8K0.07%+350New
BlackDiamond Wealth Management Inc.371$202.8K0.10%+371New
CFS Investment Advisory Services, LLC351$203.4K0.01%+351New
Ssi Investment Management LLC351$203.4K0.01%+351New
Chapin Davis, Inc.351$203.6K0.05%+351New
Breakthru Advisory Services, LLC352$204.0K0.13%+352New
Steigerwald, Gordon & Koch Inc.352$204.0K0.02%−16−4.3%Reduced
Peachtree Investment Partners, LLC352$204.2K0.07%+352New
Ignite Planners, LLC353$204.2K0.03%+353New
Cardiff Park Advisors, LLC353$204.6K0.02%+353New
Intergy Private Wealth, LLC354$205.1K0.06%+354New
Bannerstone Capital Management, LLC354$205.1K0.20%+354New
Zullo Investment Group, Inc.355$206.0K0.08%+355New
Formidable Asset Management, LLC425$206.1K0.03%+425New
Brown Miller Wealth Management, LLC356$206.4K0.06%+356New
Atticus Wealth Management, LLC357$206.6K0.05%+357New
S.A. Mason LLC358$207.4K0.08%+39+12.2%Added
Correct Capital Wealth Management358$207.4K0.04%+358New
Ambassador Advisors, LLC358$207.4K0.03%+358New
Sandy Cove Advisors, LLC358$207.5K0.06%+358New
Bouchey Financial Group Ltd358$207.6K0.02%+358New
Koss-Olinger Consulting, LLC359$208.0K0.02%−280−43.8%Reduced
Breakwater Investment Management359$208.0K0.08%−1−0.3%Reduced
Lodestar Private Asset Management LLC359$208.0K0.02%+359New
Red Wave Investments LLC359$208.2K0.06%+359New
TRUE Private Wealth Advisors360$208.4K0.02%+360New
Heritage Financial Services, LLC362$209.8K0.02%+362New
Kuhn & Co Investment Counsel362$209.8K0.14%+362New
waypoint wealth counsel362$209.8K0.08%+362New
Logan Capital Management Inc362$209.8K0.01%00.0%Unchanged
Evernest Financial Advisors, LLC385$210.5K0.04%−109−22.1%Reduced
VanderPol Investments L.L.C.364$210.9K0.40%−49−11.9%Reduced
Murphy & Mullick Capital Management Corp364$210.9K0.15%+1+0.3%Added
Bond & Devick Financial Network, Inc.364$210.9K0.06%+364New
Peterson Wealth Services367$212.8K0.05%−3,830−91.3%Reduced
Westbourne Investment Advisors, Inc.368$213.2K0.06%+368New
Yoder Wealth Management, Inc.368$213.2K0.10%+368New
Manske Wealth Management368$213.2K0.06%+368New
Pension & Wealth Management Advisors, Inc.368$213.7K0.06%−3−0.8%Reduced
Peak Financial Advisors LLC369$213.8K0.10%+369New
Alpha Cubed Investments, LLC371$214.9K0.01%+371New
New World Advisors LLC371$215.0K0.04%−49−11.7%Reduced
Evansbrook LLC371$215.0K0.14%+371New
Root Financial Partners, LLC373$216.1K0.01%−182−32.8%Reduced
Family Management Corp373$216.1K0.03%−57−13.3%Reduced
Waystone Advisors LLC374$216.7K0.19%+374New
StoryOne LLC0$216.7K0.13%0New
EdgeRock Capital LLC375$217.3K0.06%+375New
Lantz Financial LLC375$217.3K0.05%+375New
Range Advisory, LLC375$217.4K0.06%+375New
Balboa Wealth Partners376$217.9K0.04%−44−10.5%Reduced
Prossimo Advisors, LLC376$217.9K1.40%+376New
Advus Financial Partners, LLC376$218.0K0.05%+376New
Concentric Capital Strategies, LP377$218.5K0.01%−65−14.7%Reduced
Asset Planning,Inc379$219.5K0.15%00.0%Unchanged
Easterly Investment Partners LLC379$219.6K0.01%+379New
BankPlus Wealth Management LLC379$219.9K0.12%+379New
Rothschild Capital Partners, LLC380$220.2K0.05%+380New
East Coast Asset Management, LLC.380$220.2K0.06%+380New
Inlet Private Wealth, LLC380$220.3K0.05%−40−9.5%Reduced
Patton Fund Management, Inc.381$220.8K0.03%+381New
Willis Johnson & Associates, Inc.382$221.2K0.01%−35−8.4%Reduced
Trustmark National Bank Trust Department382$221.3K0.01%+382New
Beacon Financial Group382$221.3K0.02%+382New
Trust Co of the South382$221.3K0.04%+382New
Register Financial Advisors LLC383$221.8K0.09%+383New
Pathfinder Wealth Consulting, Inc.384$222.5K0.14%+384New
Aspire Growth Partners LLC385$222.9K0.16%+385New
Strategy Asset Managers LLC386$223.7K0.04%+386New
Planned Solutions, Inc.386$223.7K0.07%+386New
James Investment Research Inc387$224.2K0.02%−142−26.8%Reduced
Stockman Wealth Management, Inc.387$224.2K0.03%+387New
Channel Wealth LLC388$224.8K0.06%−44−10.2%Reduced
Midland Wealth Advisors LLC388$224.8K0.01%+388New
Brighton Securities Corp.388$225.0K0.11%−49−11.2%Reduced
Maia Wealth LLC442$225.3K0.04%+442New
Simon Quick Advisors, LLC390$226.0K0.01%+390New
National Wealth Management Group, LLC392$227.0K0.08%+392New
Barings LLC392$227.1K0.00%−24−5.8%Reduced
Deseret Mutual Benefit Administrators392$227.1K0.10%00.0%Unchanged
Sagewood Asset Management LP392$227.1K0.08%+392New
Gemmer Asset Management LLC393$227.7K0.02%−30−7.1%Reduced
Lifeworks Advisors, LLC393$227.7K0.03%+393New
Second Line Capital, LLC393$228.0K0.05%+393New
BlueStem Wealth Partners, LLC393$228.0K0.03%+393New
Aegis Wealth Management LLC394$228.3K0.13%−19−4.6%Reduced
JFS Wealth Advisors, LLC395$229.0K0.01%−139−26.0%Reduced
Garton & Associates Financial Advisors LLC397$230.0K0.13%+397New
LeClair Wealth Partners LLC397$230.0K0.13%+397New