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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
Patrick M Sweeney & Associates, Inc1,091$529.2K0.34%+14+1.3%Added
Monticello Wealth Management, LLC1,091$529.6K0.04%−167−13.3%Reduced
TFR Capital, LLC.1,098$532.6K0.18%−53−4.6%Reduced
Versant Capital Management, Inc1,108$537.4K0.07%+351+46.4%Added
Guardian Wealth Advisors, LLC1,109$538.0K0.04%−84−7.0%Reduced
Davy Global Fund Management Ltd1,110$538.4K0.04%−1,630−59.5%Reduced
LifeWealth Investments, LLC1,116$541.0K0.08%+3+0.3%Added
American State Bank (Iowa)1,116$541.3K0.28%+45+4.2%Added
Welch Group, LLC1,117$541.8K0.02%+1,117New
Mascoma Wealth Management LLC1,120$543.2K0.12%−14−1.2%Reduced
Wealth Alliance Advisory Group, LLC1,122$544.2K0.10%00.0%Unchanged
Clarendon Private LLC1,123$544.7K0.49%+325+40.7%Added
Plum Street Advisors, LLC1,125$545.6K0.21%−6−0.5%Reduced
Marathon Capital Management1,127$546.6K0.13%00.0%Unchanged
Obermeyer Wood Investment Counsel, LLLP1,129$547.6K0.03%−12−1.1%Reduced
Port Capital LLC1,134$550.0K0.02%−17−1.5%Reduced
Advanced Portfolio Management, LLC1,204$556.3K1.45%00.0%Unchanged
Goelzer Investment Management, Inc.1,147$556.3K0.03%00.0%Unchanged
1776 Wealth LLC1,147$556.3K0.21%+419+57.6%Added
Chicago Partners Investment Group LLC1,000$557.7K0.01%+119+13.5%Added
Enterprise Financial Services Corp1,151$558.3K0.29%+57+5.2%Added
DeDora Capital, Inc.1,151$558.5K0.13%00.0%Unchanged
Veracity Capital LLC1,153$559.5K0.18%+1,153New
Hengehold Capital Management LLC1,156$560.8K0.05%+42+3.8%Added
XML Financial, LLC1,157$561.1K0.05%+101+9.6%Added
Cypress Capital Group1,157$561.2K0.07%−25−2.1%Reduced
LVM Capital Management Ltd1,161$563.0K0.05%−3−0.3%Reduced
United Advisor Group, LLC1,162$563.6K0.08%+453+63.9%Added
Isthmus Partners, LLC1,170$567.5K0.13%00.0%Unchanged
Opal Wealth Advisors, LLC1,183$573.8K0.16%−8−0.7%Reduced
AXS Investments LLC1,191$577.7K0.18%+396+49.8%Added
Arete Wealth Advisors, LLC1,195$582.0K0.04%+36+3.1%Added
Ratan Capital Management LP1,200$582.0K0.31%−350−22.6%Reduced
Wealth Architects, LLC1,202$583.0K0.06%−8−0.7%Reduced
CWA Asset Management Group, LLC1,206$584.9K0.02%+307+34.1%Added
Salomon & Ludwin, LLC1,078$585.7K0.05%+151+16.3%Added
Costello Asset Management, INC1,209$586.4K0.20%+25+2.1%Added
Meridian Wealth Management, LLC1,210$587.0K0.02%+67+5.9%Added
First Commonwealth Financial Corp1,211$587.4K0.10%−46−3.7%Reduced
Alps Advisors Inc1,215$589.3K0.00%−1,852−60.4%Reduced
Hollencrest Capital Management1,215$589.3K0.02%00.0%Unchanged
Accredited Investors Inc.1,218$590.8K0.03%+300+32.7%Added
Kensington Investment Counsel, LLC1,219$591.2K0.24%−31−2.5%Reduced
Bank of Jackson Hole Trust1,219$591.2K0.30%+301+32.8%Added
KRS Capital Management, LLC1,223$593.3K0.36%−64−5.0%Reduced
Congress Park Capital LLC1,225$594.1K0.18%+175+16.7%Added
Ronald Blue Trust, Inc.1,229$596.1K0.01%−6−0.5%Reduced
Foundations Investment Advisors, LLC1,231$597.0K0.01%−38−3.0%Reduced
Sapient Capital LLC1,296$599.4K0.01%−352−21.4%Reduced
Pallas Capital Advisors LLC1,238$600.6K0.02%−852−40.8%Reduced
Kovack Advisors, Inc.1,239$600.7K0.06%−60−4.6%Reduced
Avidian Wealth Solutions, LLC1,241$602.1K0.02%+159+14.7%Added
Schmidt P J Investment Management Inc1,248$605.3K0.10%−3,138−71.5%Reduced
Curbstone Financial Management Corp1,256$609.2K0.12%−110−8.1%Reduced
Ameriflex Group, Inc.1,256$609.2K0.23%+570+83.1%Added
Bank of New Hampshire1,257$609.7K0.14%−2−0.2%Reduced
Founders Capital Management, LLC1,257$609.7K0.10%00.0%Unchanged
Baker Tilly Wealth Management, LLC1,262$612.1K0.14%−349−21.7%Reduced
Canvas Wealth Advisors, LLC1,128$612.9K0.11%−266−19.1%Reduced
Naples Global Advisors, LLC1,263$613.1K0.05%+397+45.8%Added
Polymer Capital Management (US) LLC1,264$613.1K0.08%−1,644−56.5%Reduced
Childress Capital Advisors, LLC1,266$613.9K0.11%+248+24.4%Added
Regatta Capital Group, LLC1,269$615.5K0.10%+4+0.3%Added
WD Rutherford LLC1,272$616.9K0.26%−82−6.1%Reduced
Alliance Wealth Advisors, LLC1,272$617.0K0.14%−5,045−79.9%Reduced
Fiduciary Family Office, LLC1,274$617.8K0.18%+259+25.5%Added
BSW Wealth Partners1,275$618.2K0.08%−1−0.1%Reduced
Pinnacle Wealth Management Advisory Group, LLC1,278$619.9K0.05%+670+110.2%Added
First Financial Bankshares Inc1,279$620.3K0.01%+27+2.2%Added
Grove Bank & Trust1,280$620.8K0.07%−4,693−78.6%Reduced
Nia Impact Advisors, LLC1,285$623.1K0.20%−4−0.3%Reduced
Parkside Financial Bank & Trust1,290$625.7K0.05%+312+31.9%Added
Scratch Capital LLC1,291$626.1K0.41%+1,291New
Amica Retiree Medical Trust1,292$627.0K0.86%00.0%Unchanged
Venturi Wealth Management, LLC1,295$628.2K0.03%+207+19.0%Added
Capital Management Associates1,300$630.5K0.94%00.0%Unchanged
Willner & Heller, LLC1,303$632.0K0.49%+151+13.1%Added
Thoroughbred Financial Services, LLC1,304$632.0K0.04%+34+2.7%Added
Level Four Advisory Services, LLC1,305$633.0K0.02%+96+7.9%Added
CM Wealth Advisors LLC1,304$633.0K0.17%00.0%Unchanged
Cypress Wealth Services, LLC1,311$636.0K0.10%−105−7.4%Reduced
Fukoku Mutual Life Insurance Co1,313$636.8K0.04%00.0%Unchanged
Wills Financial Group LLC1,314$637.3K0.26%00.0%Unchanged
Norden Group LLC1,315$637.9K0.06%−4,226−76.3%Reduced
Quadrant Private Wealth Management, LLC1,315$638.3K0.12%−69−5.0%Reduced
Regent Peak Wealth Advisors LLC1,318$639.4K0.13%+1,318New
Old Port Advisors1,321$640.9K0.16%−2−0.2%Reduced
Pure Financial Advisors, Inc.1,325$642.7K0.01%+253+23.6%Added
Covenant Partners, LLC1,329$644.6K0.18%00.0%Unchanged
Birch Financial Group, LLC1,332$645.9K0.38%−153−10.3%Reduced
Meridian Wealth Advisors, LLC1,335$647.5K0.09%00.0%Unchanged
Linscomb & Williams, Inc.1,339$649.4K0.03%−12−0.9%Reduced
Elevated Capital Advisors, LLC1,342$651.0K0.16%−171−11.3%Reduced
Trilogy Capital Inc.1,348$653.8K0.03%+16+1.2%Added
Community Bank & Trust, Waco, Texas1,348$654.0K0.13%−27−2.0%Reduced
Gerber Kawasaki Wealth & Investment Management1,348$654.3K0.02%−441−24.7%Reduced
Krilogy Financial LLC1,153$654.3K0.02%+1,153New
Westfuller Advisors, LLC1,348$654.5K0.30%+831+160.7%Added
Fca Corp1,350$654.8K0.18%00.0%Unchanged
Bard Financial Services, Inc.1,350$654.8K0.07%00.0%Unchanged