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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
Sand Hill Global Advisors, LLC432$209.5K0.01%+432New
Auxano Advisors, LLC432$209.5K0.04%+432New
Channel Wealth LLC432$209.5K0.06%+432New
Cape Ann Savings Bank433$210.0K0.11%+433New
Lake Street Financial LLC433$210.0K0.03%+433New
Allegheny Financial Group LTD436$211.6K0.04%+436New
Capital Performance Advisors LLP436$211.7K0.03%+436New
Brighton Securities Corp.437$211.9K0.11%+437New
Signet Financial Management, LLC437$212.0K0.02%+437New
Azzad Asset Management Inc438$212.4K0.02%+438New
1858 Wealth Management, LLC438$212.4K0.15%−116−20.9%Reduced
Horizon Kinetics Asset Management LLC438$212.4K0.00%+438New
Petros Family Wealth, LLC439$212.9K0.18%+439New
Zhang Financial LLC439$212.9K0.01%+439New
WMG Financial Advisors, LLC440$213.4K0.07%+440New
Strata Wealth Advisors, LLC440$213.4K0.06%+440New
Perissos Private Wealth Management, LLC440$213.4K0.16%+440New
QVR LLC441$213.9K0.26%+441New
First Business Financial Services, Inc.442$214.4K0.02%−424−49.0%Reduced
Concentric Capital Strategies, LP442$214.4K0.01%+442New
Burr Financial Services, LLC442$214.4K0.16%+442New
Brooks, Moore & Associates, Inc.445$215.8K0.11%00.0%Unchanged
Capula Management Ltd446$216.3K0.00%+212+90.6%Added
Rodgers & Associates, LTD446$216.3K0.02%−50−10.1%Reduced
Wellspring Financial Advisors, LLC446$216.3K0.02%−145−24.5%Reduced
Inspirion Wealth Advisors, LLC350$216.5K0.03%+350New
Financial Partners Group, Inc448$217.5K0.03%+448New
Evanson Asset Management, LLC450$218.3K0.01%+450New
CFO4Life Group, LLC450$218.3K0.03%+450New
Oak Harbor Wealth Partners, LLC450$218.3K0.05%+450New
Darwin Advisors, LLC450$218.4K0.07%+31+7.4%Added
Revisor Wealth Management LLC409$218.9K0.08%+409New
Lion Street Advisors, LLC346$219.0K0.08%−170−32.9%Reduced
Integrated Investment Consultants, LLC453$219.7K0.04%+453New
Shepherd Financial Partners LLC453$219.7K0.02%+453New
Warwick Investment Management, Inc.454$220.2K0.04%+454New
Patriot Financial Group Insurance Agency, LLC456$221.2K0.03%−86−15.9%Reduced
Intellectus Partners, LLC457$222.2K0.04%−1,487−76.5%Reduced
Sovran Advisors, LLC400$222.5K0.02%+400New
Plante Moran Financial Advisors, LLC459$222.6K0.01%−98−17.6%Reduced
Victory Financial Group, LLC459$222.6K0.03%+459New
LeConte Wealth Management, LLC459$222.6K0.15%+459New
Financial Perspectives, Inc460$222.9K0.06%+1+0.2%Added
Stewardship Advisors, LLC460$223.1K0.05%+460New
Triumph Capital Management463$224.6K0.06%−223−32.5%Reduced
Goldstein Advisors, LLC465$225.5K0.03%−167−26.4%Reduced
F/M Investments LLC465$225.5K0.01%+465New
Cheviot Value Management, LLC405$225.8K0.02%00.0%Unchanged
Prentice Wealth Management LLC466$226.0K0.06%−357−43.4%Reduced
Genesis Private Wealth, LLC468$227.0K0.10%+468New
Quantum Financial Advisors, LLC469$227.4K0.03%+469New
Bluesphere Advisors, LLC469$227.5K0.10%+469New
Convergence Investment Partners, LLC469$227.7K0.05%+469New
New Covenant Trust Company, N.A.470$228.0K0.21%+470New
C2P Capital Advisory Group, LLC d.b.a. Prosperity Capital Advisors471$228.3K0.01%+471New
Hohimer Wealth Management, LLC471$228.5K0.03%+471New
Fiduciary Alliance LLC471$228.6K0.02%−31−6.2%Reduced
West Paces Advisors Inc.472$228.9K0.05%+472New
Harbour Investment Management LLC472$229.1K0.10%+472New
FNY Investment Advisers, LLC475$230.0K0.07%+475New
Benchmark Investment Advisors LLC475$230.1K0.13%+475New
Wallace Capital Management Inc.475$230.4K0.03%+475New
Heathbridge Capital Management Ltd.475$230.4K0.09%+475New
LongView Wealth Management477$231.3K0.06%+477New
Kickstand Ventures, LLC.477$231.4K0.05%−32−6.3%Reduced
RWC Asset Management LLP477$231.4K0.01%+477New
Colorado Capital Management, Inc.479$232.0K0.09%00.0%Unchanged
Lester Murray Antman dba SimplyRich479$232.0K0.06%+479New
Magnetar Financial LLC479$232.3K0.00%+479New
Clifford Swan Investment Counsel LLC479$232.3K0.01%−30−5.9%Reduced
Avantra Family Wealth, Inc.479$232.3K0.17%+479New
Facet Wealth, Inc.481$233.4K0.00%+481New
Byrne Asset Management LLC482$233.8K0.15%––
Madden Securities Corp482$233.8K0.07%+482New
Northern Financial Advisors Inc483$234.3K0.12%+483New
Prevail Innovative Wealth Advisors, LLC486$235.7K0.05%+486New
Hemington Wealth Management488$236.0K0.03%+69+16.5%Added
Invenio Wealth Partners LLC487$236.2K0.09%+487New
VanderPol Investments L.L.C.413$236.4K0.46%+413New
Baron Silver Stevens Financial Advisors, LLC487$236.5K0.03%−116−19.2%Reduced
Kelly Financial Services LLC488$236.8K0.06%+488New
Ferguson Shapiro LLC490$237.7K0.08%−318−39.4%Reduced
Hudock, Inc.491$238.4K0.04%−4−0.8%Reduced
Rainier Family Wealth Inc492$238.6K0.21%+492New
Firethorn Wealth Partners, LLC492$238.8K0.09%+492New
Sivia Capital Partners, LLC493$239.1K0.07%+493New
Evernest Financial Advisors, LLC494$239.6K0.07%−82−14.2%Reduced
Aspen Grove Capital, LLC494$239.8K0.04%−6−1.2%Reduced
Omnia Family Wealth, LLC495$240.3K0.08%+495New
RWM Asset Management, LLC497$241.1K0.03%−13−2.5%Reduced
Clifford Group, LLC497$241.1K0.19%00.0%Unchanged
Brucke Financial, Inc.425$241.1K0.14%+425New
KW Wealth Management LLC497$241.5K0.41%+497New
Howard Financial Services, Ltd.498$241.7K0.03%+498New
Kelly Lawrence W & Associates Inc500$242.5K0.06%00.0%Unchanged
Corundum Trust Company, INC500$242.5K0.53%00.0%Unchanged
NCP Inc.500$242.5K0.18%00.0%Unchanged
Elm Partners Management LLC500$242.8K0.01%+500New
Cohen & Steers, Inc.500$243.0K0.00%00.0%Unchanged
D.B. Root & Company, LLC503$244.0K0.06%−366−42.1%Reduced