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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: 2,320 institutionsQ2 2022: 2,286 institutionsQ3 2022: 2,269 institutionsQ4 2022: 2,378 institutionsQ1 2023: 2,390 institutionsQ2 2023: 2,391 institutionsQ3 2023: 2,369 institutionsQ4 2023: 2,495 institutionsQ1 2024: 2,534 institutionsQ2 2024: 2,553 institutionsQ3 2024: 2,579 institutionsQ4 2024: 2,624 institutionsQ1 2025: 2,576 institutionsQ2 2025: 2,460 institutionsQ3 2025: 2,515 institutionsQ4 2025: 2,707 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 20252,707$199.1B
Q3 20252,515$160.7B
Q2 20252,460$135.6B
Q1 20252,576$167.8B
Q4 20242,624$176.4B
Q3 20242,579$208.3B
Q2 20242,553$187.5B
Q1 20242,534$196.3B
Q4 20232,495$181.6B
Q3 20232,369$173.1B
Q2 20232,391$177.8B
Q1 20232,390$196.1B
Q4 20222,378$190.1B
Q3 20222,269$175.3B
Q2 20222,286$186.4B
Q1 20222,320$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
Laraway Financial Inc2,318$1.12M0.77%00.0%Unchanged
Icon Wealth Advisors, LLC2,317$1.12M0.08%−7,164−75.6%Reduced
PFM Health Sciences, LP2,314$1.12M0.10%+2,314New
Nilsine Partners, LLC2,308$1.12M0.10%−236−9.3%Reduced
West Branch Capital LLC2,304$1.12M0.29%−395−14.6%Reduced
Quadcap Wealth Management, LLC2,303$1.12M0.13%+396+20.8%Added
AXA S.A.2,301$1.12M0.56%−435,426−99.5%Reduced
Cullinan Associates Inc2,300$1.12M0.07%00.0%Unchanged
Graham Capital Management, L.P.2,290$1.11M0.04%−2,353−50.7%Reduced
ESG Planning2,286$1.11M0.53%+385+20.3%Added
LS Investment Advisors, LLC2,282$1.11M0.16%00.0%Unchanged
City Holding Co2,281$1.11M0.14%−929−28.9%Reduced
Wealth Alliance2,274$1.10M0.11%−567−20.0%Reduced
South Plains Financial, Inc.2,274$1.10M0.69%+423+22.9%Added
Arbor Capital Management Inc2,161$1.10M0.89%−385−15.1%Reduced
Canton Hathaway, LLC2,271$1.10M0.21%00.0%Unchanged
NovaPoint Capital, LLC2,269$1.10M0.27%+2,269New
Independent Family Office, LLC2,257$1.09M0.46%00.0%Unchanged
Ellevest, Inc.2,250$1.09M0.16%+433+23.8%Added
Tranquility Partners, LLC2,227$1.08M0.36%−533−19.3%Reduced
Emprise Bank2,226$1.08M0.47%−35−1.5%Reduced
Navalign, LLC2,217$1.08M0.28%+54+2.5%Added
Insigneo Advisory Services, LLC2,215$1.07M0.08%−852−27.8%Reduced
TigerOak Management, L.L.C.2,211$1.07M0.33%00.0%Unchanged
Riverwater Partners LLC2,202$1.07M0.44%+275+14.3%Added
Pinnacle Wealth Planning Services, Inc.2,197$1.07M0.12%+96+4.6%Added
PFG Investments, LLC2,192$1.06M0.06%+164+8.1%Added
Aviso Wealth Management2,184$1.06M0.46%−468−17.6%Reduced
Old West Investment Management, LLC2,180$1.06M0.24%+2,180New
Corps Capital Advisors, LLC2,170$1.05M1.59%−15−0.7%Reduced
Cobblestone Capital Advisors LLC2,159$1.05M0.05%+54+2.6%Added
Continuum Advisory, LLC2,159$1.05M0.11%−69−3.1%Reduced
Legacy Bridge, LLC2,152$1.04M0.43%−34−1.6%Reduced
Red Door Wealth Management, LLC2,138$1.04M0.11%−43−2.0%Reduced
RFG Advisory, LLC2,122$1.03M0.02%−640−23.2%Reduced
LMCG Investments, LLC2,113$1.02M0.06%−766−26.6%Reduced
Optas, LLC2,107$1.02M0.17%+323+18.1%Added
Oakworth Capital, Inc.2,102$1.02M0.06%+13+0.6%Added
Rehmann Capital Advisory Group2,102$1.01M0.06%+88+4.4%Added
Central Bank & Trust Co2,089$1.01M0.16%+144+7.4%Added
Perbak Capital Partners LLP2,085$1.01M0.18%−3,131−60.0%Reduced
Hirtle Callaghan & Co LLC2,078$1.01M0.04%−16−0.8%Reduced
Mitchell McLeod Pugh & Williams Inc1,799$1.00M0.16%00.0%Unchanged
Fairfield, Bush & Co.2,068$1.00M0.51%+264+14.6%Added
AMG National Trust Bank2,064$1.00M0.02%−245−10.6%Reduced
Cyndeo Wealth Partners, LLC2,060$999.0K0.06%−2,806−57.7%Reduced
SCS Capital Management LLC2,054$997.3K0.01%−117−5.4%Reduced
Skylands Capital, LLC2,050$994.3K0.14%−1,300−38.8%Reduced
Gryphon Financial Partners LLC2,041$990.1K0.11%+99+5.1%Added
Keeler Thomas Management LLC2,036$987.3K0.40%+97+5.0%Added
LCM Capital Management Inc2,032$985.6K0.47%+10.0%Added
Personal Cfo Solutions, LLC2,027$983.0K0.17%−1,286−38.8%Reduced
Centerpoint Advisors, LLC2,015$977.0K0.30%+38+1.9%Added
Waterloo Capital, L.P.2,012$976.1K0.07%+262+15.0%Added
Lombard Odier Asset Management (Switzerland) SA14,153$973.9K0.05%−337−2.3%Reduced
Portside Wealth Group, LLC2,002$971.1K0.13%−8,432−80.8%Reduced
Bigelow Investment Advisors, LLC2,002$971.0K0.39%−37−1.8%Reduced
Charter Oak Capital Management, LLC1,984$962.1K0.08%+5+0.3%Added
Harel Insurance Investments & Financial Services Ltd.1,971$957.0K0.01%+339+20.8%Added
Cypress Advisory Group LLC1,970$955.5K0.71%00.0%Unchanged
Compton Wealth Advisory Group, LLC1,956$948.9K0.22%+192+10.9%Added
Michael B. Yongue1,953$947.2K0.67%00.0%Unchanged
Clarius Group, LLC1,950$945.8K0.06%−168−7.9%Reduced
Golden State Wealth Management, LLC1,949$945.5K0.10%+49+2.6%Added
GTS Securities LLC1,946$943.8K0.04%+907+87.3%Added
Beck Mack & Oliver LLC1,945$943.4K0.02%00.0%Unchanged
Relyea Zuckerberg Hanson LLC1,940$940.8K0.10%+447+29.9%Added
Strategic Wealth Partners, Ltd.1,939$940.7K0.07%+222+12.9%Added
Wallace Advisory Group, LLC2,319$940.3K0.76%−671−22.4%Reduced
Kanawha Capital Management LLC1,936$939.0K0.06%−91−4.5%Reduced
Stock Yards Bank & Trust Co1,936$939.0K0.03%−605−23.8%Reduced
KC Investment Advisors, LLC1,636$936.6K0.26%−76−4.4%Reduced
Field & Main Bank1,922$932.2K0.28%+138+7.7%Added
Gen-Wealth Partners Inc1,917$929.9K0.31%−245−11.3%Reduced
Sterling Investment Counsel, LLC1,912$927.4K0.30%+1,273+199.2%Added
Manchester Capital Management LLC1,911$926.9K0.13%−397−17.2%Reduced
Quent Capital, LLC1,902$922.4K0.08%+43+2.3%Added
International Assets Investment Management, LLC2,178$918.2K0.07%+10+0.5%Added
Kirtland Hills Capital Management, LLC1,893$918.0K0.36%−106−5.3%Reduced
Bahl & Gaynor Inc1,892$917.7K0.00%+47+2.5%Added
First Pacific Financial1,888$915.9K0.13%+8+0.4%Added
One Capital Management, LLC1,883$913.3K0.03%−199−9.6%Reduced
Financial Network Wealth Management LLC1,583$912.0K0.28%+1,583New
Clear Creek Financial Management, LLC1,878$910.9K0.08%−397−17.5%Reduced
EverSource Wealth Advisors, LLC1,874$909.0K0.04%+125+7.1%Added
Wedmont Private Capital1,684$907.8K0.03%+619+58.1%Added
U.S. Capital Wealth Advisors, LLC1,871$907.6K0.02%+92+5.2%Added
Alta Advisers Ltd1,866$905.0K0.28%00.0%Unchanged
BAM Wealth Management, LLC1,858$901.2K0.70%+1,858New
Chicago Trust Co NA1,857$900.7K0.13%−59−3.1%Reduced
Resonant Capital Advisors, LLC1,852$899.0K0.05%+277+17.6%Added
Tectonic Advisors LLC1,853$898.9K0.05%−1,590−46.2%Reduced
Klingman & Associates, LLC1,849$896.8K0.05%+184+11.1%Added
Orrstown Financial Services Inc1,845$894.9K0.15%+402+27.9%Added
Catalyst Financial Partners LLC1,842$893.4K0.11%+101+5.8%Added
First Affirmative Financial Network1,838$891.5K0.42%−129−6.6%Reduced
Legacy Financial Advisors, Inc.1,828$886.7K0.12%+187+11.4%Added
Tandem Investment Partners LLC1,822$883.7K0.73%+1+0.1%Added
Winthrop Capital Management, LLC1,821$883.0K0.21%+22+1.2%Added
Lionshead Wealth Management, LLC1,812$878.9K0.70%+24+1.3%Added