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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
2,707
+252 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
372
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
GSB Wealth Management, LLC939$544.3K0.12%−4−0.4%Reduced
apricus wealth, LLC940$544.7K0.28%+22+2.4%Added
Capital Investment Advisory Services, LLC941$545.4K0.04%−24−2.5%Reduced
Kearns & Associates LLC946$548.2K0.28%−72−7.1%Reduced
Davidson Trust Co950$550.5K0.23%−62−6.1%Reduced
Victory Financial Group, LLC951$551.1K0.07%+492+107.2%Added
Veracity Capital LLC953$552.0K0.16%−200−17.3%Reduced
Tandem Wealth Advisors LLC956$554.0K0.25%+130+15.7%Added
Sentry LLC965$559.2K0.15%00.0%Unchanged
E&G Advisors, LP969$561.5K0.13%00.0%Unchanged
Cornerstone Wealth Group, LLC971$562.5K0.04%+97+11.1%Added
Buckingham Strategic Partners971$562.9K0.01%−3,145−76.4%Reduced
Advisory Alpha, LLC975$565.3K0.02%+34+3.6%Added
Archer Investment Corp976$565.7K0.13%00.0%Unchanged
Crews Bank & Trust977$566.1K0.08%00.0%Unchanged
Impact Capital Partners LLC978$566.7K0.17%+3+0.3%Added
Cynosure Management, LLC979$567.3K0.06%−1,362−58.2%Reduced
Institute for Wealth Management, LLC.979$567.3K0.06%+23+2.4%Added
CDM Financial Counseling Services, Inc.982$568.8K0.53%+982New
Elevatus Welath Management983$569.8K0.16%00.0%Unchanged
Journey Advisory Group, LLC984$570.2K0.05%−1−0.1%Reduced
Sentry Investment Management LLC987$572.0K0.38%+41+4.3%Added
Fortitude Advisory Group L.L.C.988$572.5K0.24%−93−8.6%Reduced
Davy Global Fund Management Ltd995$576.6K0.04%−115−10.4%Reduced
Advisor OS, LLC999$579.1K0.05%+124+14.2%Added
Summa Corp.1,000$579.5K0.25%00.0%Unchanged
Mitchell Capital Management Co1,000$579.5K0.10%+102+11.4%Added
Versant Capital Management, Inc1,001$580.0K0.07%−107−9.7%Reduced
Letson Investment Management, Inc.1,002$580.6K0.21%00.0%Unchanged
Bingham Private Wealth, LLC1,002$580.6K0.50%+1,002New
Argus Investors' Counsel, Inc.1,009$584.7K0.47%+1,009New
Provident Trust Co1,010$585.2K0.01%00.0%Unchanged
Canopy Partners, LLC1,021$591.6K0.19%+40+4.1%Added
SC&H Financial Advisors, Inc.1,021$591.8K0.09%00.0%Unchanged
Costello Asset Management, INC1,025$593.9K0.20%−184−15.2%Reduced
Blalock Williams, LLC1,029$596.3K0.48%+80+8.4%Added
Ameliora Wealth Management Ltd.1,030$596.8K0.18%+380+58.5%Added
Elwood & Goetz Wealth Advisory Group, LLC1,031$597.5K0.11%+18+1.8%Added
AGH Wealth Advisors, LLC1,032$598.0K0.45%−6−0.6%Reduced
Mengis Capital Management, Inc.1,033$598.6K0.11%+13+1.3%Added
Pettyjohn, Wood & White, Inc1,038$601.5K0.09%+179+20.8%Added
Armstrong Advisory Group, Inc1,041$603.2K0.04%+2+0.2%Added
Impact Partnership Wealth, LLC1,041$603.2K0.08%+1,041New
Arcataur Capital Management LLC1,043$604.4K0.17%−5−0.5%Reduced
Alliance Wealth Advisors, LLC1,044$604.9K0.13%−228−17.9%Reduced
GLOBALT Investments LLC1,050$608.4K0.02%00.0%Unchanged
Hilltop National Bank1,052$609.6K0.15%−23−2.1%Reduced
Everest Financial Group LLC1,053$610.3K0.14%+1,053New
Gen-Wealth Partners Inc1,056$611.7K0.20%−861−44.9%Reduced
Elyxium Wealth, LLC1,058$613.1K0.17%+20+1.9%Added
Eagle Wealth Advisors LLC1,058$613.1K0.52%+1,058New
True North Advisors, LLC1,061$614.8K0.08%+117+12.4%Added
Beese Fulmer Investment Management, Inc.1,060$614.9K0.04%+111+11.7%Added
MONECO Advisors, LLC1,061$615.1K0.05%+30+2.9%Added
Stokes Family Office, LLC1,063$616.0K0.06%+315+42.1%Added
XML Financial, LLC1,065$617.1K0.05%−92−8.0%Reduced
Fortis Advisors, LLC1,065$617.1K0.34%00.0%Unchanged
Unified Investment Management1,069$619.5K0.63%+23+2.2%Added
Welch Group, LLC1,070$620.1K0.02%−47−4.2%Reduced
Interchange Capital Partners, LLC1,070$620.2K0.12%−8−0.7%Reduced
AXS Investments LLC1,075$622.9K0.21%−116−9.7%Reduced
Old Second National Bank of Aurora1,076$623.5K0.12%−15−1.4%Reduced
Opal Wealth Advisors, LLC1,077$624.1K0.16%−106−9.0%Reduced
Valmark Advisers, Inc.1,079$625.3K0.01%+76+7.6%Added
Ethos Financial Group, LLC1,079$625.7K0.05%+653+153.3%Added
Rosenberg Matthew Hamilton1,083$627.5K0.13%+29+2.8%Added
Dudley Capital Management, LLC1,084$627.8K0.28%00.0%Unchanged
TFR Capital, LLC.1,087$629.9K0.21%−11−1.0%Reduced
Natural Investments, LLC1,088$630.0K0.16%+13+1.2%Added
TCG Advisory Services, LLC1,088$630.3K0.02%+251+30.0%Added
Spirit of America Management Corp1,090$631.6K0.13%00.0%Unchanged
Stony Point Wealth Management Inc.1,091$632.2K0.24%−8,096−88.1%Reduced
Schmidt P J Investment Management Inc1,092$632.8K0.10%−156−12.5%Reduced
Advyzon Investment Management, LLC1,093$633.3K0.07%+551+101.7%Added
Kathmere Capital Management, LLC1,094$633.9K0.04%+162+17.4%Added
Guardian Wealth Advisors, LLC1,097$635.8K0.04%−12−1.1%Reduced
Mascoma Wealth Management LLC1,099$636.8K0.14%−21−1.9%Reduced
Violich Capital Management, Inc.1,100$637.4K0.07%+50+4.8%Added
United Advisor Group, LLC1,101$638.0K0.08%−61−5.2%Reduced
Lebenthal Global Advisors, LLC1,101$638.0K0.10%+1,101New
Hardworking Capital Advisors, LLC1,101$638.0K0.58%+1,101New
Patrick M Sweeney & Associates, Inc1,107$641.5K0.40%+16+1.5%Added
Elevated Capital Advisors, LLC1,107$641.6K0.15%−235−17.5%Reduced
Port Capital LLC1,109$642.6K0.03%−25−2.2%Reduced
Diversify Advisory Services, LLC1,039$642.9K0.02%−1,015−49.4%Reduced
YANKCOM Partnership1,116$646.7K0.27%+61+5.8%Added
Parallax Volatility Advisers, L.P.1,116$646.7K0.02%+1,116New
Plancorp, LLC1,120$649.0K0.02%+51+4.8%Added
Wealth Alliance Advisory Group, LLC1,122$650.1K0.11%00.0%Unchanged
Onefund, LLC1,122$650.1K0.39%+56+5.3%Added
Plum Street Advisors, LLC1,125$651.9K0.23%00.0%Unchanged
Wealth Architects, LLC1,127$652.8K0.06%−75−6.2%Reduced
Marathon Capital Management1,127$653.0K0.14%00.0%Unchanged
LVM Capital Management Ltd1,128$654.0K0.06%−33−2.8%Reduced
Chicago Partners Investment Group LLC1,046$654.9K0.02%+46+4.6%Added
Income Insurance Ltd1,131$655.4K0.42%+1,131New
First Foundation Advisors1,132$655.9K0.02%+158+16.2%Added
1776 Wealth LLC1,133$656.5K0.25%−14−1.2%Reduced
Ronald Blue Trust, Inc.1,133$656.5K0.01%−96−7.8%Reduced
American State Bank (Iowa)1,137$658.8K0.32%+21+1.9%Added