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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, Q3 2025

Institutional positions in Thermo Fisher Scientific Inc. as of Sep 30, 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
2,515
+95 vs. Q2 2025
Shares held
331.9M
+1.37M (+0.4%) vs. Q2 2025
Total value
$160.7B
+$27.5B (+20.6%) vs. Q2 2025
New holders
241
981 more added
Sold out
146
958 more reduced

40 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2025: 2,515 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 heldQ3 2025: $160.7B
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, Q3 2025

Shares, value and share of portfolio for each institution holding Thermo Fisher Scientific Inc.; share changes are against Q2 2025.

Institutions holding TMO in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
MJP Associates Inc744$361.0K0.05%+81+12.2%Added
Fedenia Advisers LLC746$361.8K0.14%+746New
ORG Partners LLC746$361.9K0.07%+88+13.4%Added
Challenger Wealth Management748$362.7K0.28%+13+1.8%Added
Stokes Family Office, LLC748$362.8K0.03%+22+3.0%Added
Carr Financial Group Corp752$364.6K0.10%+1+0.1%Added
Silver Lake Advisory, LLC753$365.1K0.15%+1+0.1%Added
Consolidated Portfolio Review Corp753$365.2K0.05%−56−6.9%Reduced
Riverbend Wealth Management, LLC756$366.5K0.26%+35+4.9%Added
Monument Capital Management758$367.4K0.09%−35−4.4%Reduced
Annis Gardner Whiting Capital Advisors, LLC758$368.0K0.08%−108−12.5%Reduced
Pacific Sage Partners, LLC759$368.1K0.06%−1−0.1%Reduced
Ameritas Advisory Services, LLC765$370.9K0.02%−3,226−80.8%Reduced
Montis Financial, LLC765$371.0K0.09%+165+27.5%Added
Creegan & Nassoura Financial Group, LLC767$372.0K0.24%00.0%Unchanged
JGP Global Gestao de Recursos Ltda.769$373.0K0.22%+6+0.8%Added
CoreCap Advisors, LLC771$373.9K0.01%+14+1.8%Added
Nvest Financial, LLC774$375.4K0.22%−36−4.4%Reduced
Armis Advisers, LLC665$375.5K0.03%+665New
Hudson Bay Capital Management LP775$375.9K0.00%−4,757−86.0%Reduced
Benin Management CORP775$375.9K0.09%00.0%Unchanged
Rench Wealth Management, Inc.776$376.4K0.11%+776New
LexAurum Advisors, LLC778$377.5K0.05%−11−1.4%Reduced
First Bank & Trust779$377.8K0.06%−90−10.4%Reduced
Gibbs Wealth Management779$377.9K0.09%−6,056−88.6%Reduced
Chancellor Financial Group WB LP781$378.8K0.27%00.0%Unchanged
Alhambra Investment Partners LLC782$379.3K0.18%00.0%Unchanged
Etesian Wealth Advisors, Inc.786$381.2K0.13%−8−1.0%Reduced
Lombard Odier Asset Management (USA) Corp786$381.2K0.09%+786New
Retireful, LLC787$381.7K0.37%+787New
EnRich Financial Partners LLC790$383.2K0.11%00.0%Unchanged
Midwest Professional Planners, LTD.793$384.8K0.09%+2+0.3%Added
West Family Investments, Inc.797$386.6K0.09%−390−32.9%Reduced
Capital Counsel LLC797$386.6K0.01%−7−0.9%Reduced
Horst & Graben Wealth Management LLC798$387.1K0.06%+14+1.8%Added
Ruggaard & Associates LLC801$388.7K0.15%+1+0.1%Added
Arq Wealth Advisors, LLC801$388.8K0.12%+801New
Apella Capital, LLC726$389.7K0.01%+86+13.4%Added
Cromwell Holdings LLC803$389.9K0.21%+580+260.1%Added
Schnieders Capital Management, LLC.807$391.4K0.07%+807New
Keebeck Wealth Management, LLC810$393.2K0.05%−13−1.6%Reduced
First National Bank Sioux Falls813$394.3K0.12%00.0%Unchanged
ARK & TLK Investments, LLC813$394.3K0.13%−5−0.6%Reduced
One Charles Private Wealth Services, LLC814$395.0K0.10%−325−28.5%Reduced
Prescott Group Capital Management, L.L.C.815$395.3K0.04%00.0%Unchanged
George Kaiser Family Foundation815$395.3K0.06%00.0%Unchanged
Elevate Capital Advisors, LLC815$395.3K0.28%+815New
Financial Consulate, Inc815$395.3K0.06%+815New
Westmount Partners, LLC747$396.5K0.10%−10−1.3%Reduced
Hillman Capital Management, Inc.820$397.7K0.23%+820New
Symphony Financial, Ltd. Co.844$397.8K0.05%−2,248−72.7%Reduced
Jackson Hole Capital Partners, LLC821$398.2K0.07%−10−1.2%Reduced
Tandem Wealth Advisors LLC826$400.6K0.19%+44+5.6%Added
Key Financial Inc755$400.7K0.07%−15−1.9%Reduced
Argonautica Private Wealth Management, Inc830$402.6K0.12%00.0%Unchanged
Banque de Luxembourg S.A.833$404.0K0.21%+45+5.7%Added
Optimum Investment Advisors833$404.0K0.16%00.0%Unchanged
TCG Advisory Services, LLC837$405.9K0.01%−19−2.2%Reduced
Folger Nolan Fleming Douglas Capital Management, Inc841$407.9K0.04%−41−4.6%Reduced
Financial Advisory Service, Inc.841$407.9K0.03%−2−0.2%Reduced
Mattson Financial Services, LLC849$411.8K0.10%−21−2.4%Reduced
Lane Generational LLC850$412.3K0.34%00.0%Unchanged
Jefferies Financial Group Inc.852$413.1K0.00%−1,312−60.6%Reduced
Affinity Wealth Management LLC853$413.6K0.06%+1+0.1%Added
Crewe Advisors LLC856$415.2K0.04%+856New
Pettyjohn, Wood & White, Inc859$416.6K0.07%00.0%Unchanged
Viawealth, LLC860$417.1K0.23%−159−15.6%Reduced
Banco BTG Pactual S.A.860$417.1K0.06%+860New
Signature Wealth Management Partners, LLC861$417.7K0.22%00.0%Unchanged
Glen Eagle Advisors, LLC862$418.1K0.06%+6+0.7%Added
Optimize Financial Inc862$418.1K0.22%+862New
Retirement Planning Co of New England, Inc.862$418.1K0.17%+13+1.5%Added
Tanager Wealth Management LLP864$419.1K0.04%+25+3.0%Added
Security Financial Services, INC.867$420.5K0.07%−86−9.0%Reduced
Apexium Financial, LP868$421.0K0.02%+38+4.6%Added
Alteri Wealth LLC868$421.1K0.14%+868New
Seven Mile Advisory871$422.2K0.07%+277+46.6%Added
McMorgan & Co LLC873$423.4K0.07%+20+2.3%Added
Cornerstone Wealth Group, LLC874$423.9K0.03%+54+6.6%Added
Spreng Capital Management, Inc.875$424.4K0.17%−17−1.9%Reduced
Advisor OS, LLC875$424.5K0.04%+105+13.6%Added
Topsail Wealth Management, LLC877$425.7K0.07%+40+4.8%Added
Campbell Deegan Wealth Management, LLC879$426.3K0.38%+5+0.6%Added
Moran Wealth Management, LLC881$427.3K0.01%−51−5.5%Reduced
Sym Financial Corp881$427.5K0.05%+79+9.9%Added
Jaffetilchin Investment Partners, LLC882$427.8K0.03%−5−0.6%Reduced
Sustainable Growth Advisers, LP883$428.3K0.00%+2+0.2%Added
Greykasell Wealth Strategies, Inc.884$428.8K0.18%+15+1.7%Added
180 Wealth Advisors, LLC885$429.2K0.05%−281−24.1%Reduced
Broderick Brian C885$429.2K0.08%00.0%Unchanged
Compass Capital Corp741$431.3K0.19%+30+4.2%Added
Parcion Private Wealth LLC890$431.7K0.03%+155+21.1%Added
First Long Island Investors, LLC892$432.6K0.03%00.0%Unchanged
New Republic Capital, LLC892$432.7K0.13%+162+22.2%Added
Souders Financial Advisors893$433.1K0.05%+288+47.6%Added
VERITY Wealth Advisors896$434.6K0.27%00.0%Unchanged
Pacific Point Advisors, LLC897$435.1K0.25%+22+2.5%Added
Mitchell Capital Management Co898$435.5K0.07%+176+24.4%Added
Altrafin AG900$436.5K0.14%00.0%Unchanged
Princeton Capital Management LLC900$436.5K0.12%+900New