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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
2,708
+253 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
373
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
City State Bank35$20.3K0.01%−300−89.6%Reduced
Hager Investment Management Services, LLC35$20.3K0.01%00.0%Unchanged
American Capital Advisory, LLC35$20.3K0.01%+2+6.1%Added
Gunpowder Capital Management, LLC dba Oliver Wealth Management35$20.3K0.02%+35New
Merited Wealth, LLC35$20.3K0.02%+35New
Battery Global Advisors, LLC35$20.4K0.01%00.0%Unchanged
Chesapeake Asset Management LLC35$20.5K0.02%00.0%Unchanged
Measured Wealth Private Client Group, LLC36$20.9K0.01%−134−78.8%Reduced
Missouri Trust & Investment Co36$20.9K0.01%00.0%Unchanged
Evolution Wealth Management Inc.36$20.9K0.02%+10+38.5%Added
Imprint Wealth LLC36$20.9K0.10%+20+125.0%Added
Cedar Wealth Management, LLC37$21.4K0.01%00.0%Unchanged
Country Trust Bank38$22.0K0.00%00.0%Unchanged
Signature Resources Capital Management, LLC38$22.0K0.01%+2+5.6%Added
Maseco LLP38$22.0K0.00%+38New
TD Capital Management LLC38$22.0K0.00%00.0%Unchanged
1015 Capital Partners, LLC39$22.6K0.02%+39New
Ulland Investment Advisors, LLC40$23.0K0.02%00.0%Unchanged
Consultiva Wealth Management, Corp.40$23.2K0.07%−10−20.0%Reduced
Centennial Bank40$23.2K0.01%−5−11.1%Reduced
PMV Capital Advisers, LLC40$23.2K0.04%+40New
Winch Advisory Services, LLC40$23.3K0.01%00.0%Unchanged
IMG Wealth Management, Inc.41$23.8K0.02%+24+141.2%Added
Godfrey Financial Associates, Inc.41$23.8K0.02%+41New
Tradewinds Capital Management, LLC42$24.4K0.01%−5−10.6%Reduced
True Wealth Design, LLC43$24.6K0.01%+1+2.4%Added
Robinswood Financial LLC43$24.9K0.01%00.0%Unchanged
FWL Investment Management, LLC45$26.1K0.01%00.0%Unchanged
Knott David M Jr45$26.1K0.01%00.0%Unchanged
Signature Equity Partners, LLC45$26.3K0.01%+45New
High Note Wealth, LLC46$26.7K0.01%+29+170.6%Added
ORG Wealth Partners, LLC47$27.2K0.01%00.0%Unchanged
Swiss Re Ltd48$27.8K0.00%+48New
Cedar Mountain Advisors, LLC48$27.9K0.01%00.0%Unchanged
Clal Insurance Enterprises Holdings Ltd48$28.0K0.00%−34−41.5%Reduced
Mark Sheptoff Financial Planning, LLC50$29.0K0.01%00.0%Unchanged
Tanglewood Legacy Advisors, LLC50$29.0K0.01%00.0%Unchanged
Olistico Wealth, LLC50$29.0K0.01%+50New
Beacon Financial Strategies CORP50$29.0K0.02%+50New
Birchwood Financial Partners, Inc.50$29.0K0.03%+50New
Walsh & Associates, LLC50$29.0K0.03%+50New
Clark Wealth Partners51$29.6K0.02%00.0%Unchanged
Piscataqua Savings Bank52$30.1K0.02%+7+15.6%Added
DiNuzzo Private Wealth, Inc.53$30.7K0.00%−23−30.3%Reduced
Sherman Asset Management, Inc.53$30.7K0.03%00.0%Unchanged
New Millennium Group LLC53$30.7K0.01%00.0%Unchanged
HFM Investment Advisors, LLC53$30.7K0.01%+41+341.7%Added
Raffa Wealth Management, LLC54$31.3K0.00%+2+3.8%Added
Pillar Financial Advisors, LLC55$31.9K0.02%00.0%Unchanged
Abound Wealth Management56$32.7K0.01%−37−39.8%Reduced
Financial Connections Group, Inc.58$33.0K0.01%00.0%Unchanged
Vision Financial Markets LLC59$33.7K0.03%00.0%Unchanged
Navigoe, LLC60$34.0K0.02%−3−4.8%Reduced
Atomic Invest LLC58$34.1K0.02%+58New
Bank & Trust Co59$34.2K0.02%00.0%Unchanged
Kilter Group LLC61$35.3K0.02%+16+35.6%Added
South State Corp.62$35.9K0.00%00.0%Unchanged
TCTC Holdings, LLC63$36.5K0.00%−100−61.3%Reduced
Delta Asset Management LLC65$37.7K0.00%−12−15.6%Reduced
Pingora Partners LLC65$37.7K0.02%00.0%Unchanged
United Community Bank67$38.8K0.01%−105−61.0%Reduced
Thurston, Springer, Miller, Herd & Titak, Inc.68$39.4K0.01%+45+195.7%Added
Essential Partners LLC68$39.4K0.01%+4+6.3%Added
Wellington-Altus USA Inc.68$39.4K0.03%+68New
Joseph Group Capital Management68$39.4K0.01%+68New
Highline Wealth Partners LLC68$39.5K0.01%+9+15.3%Added
VSM Wealth Advisory, LLC70$40.6K0.01%00.0%Unchanged
Cape Investment Advisory, Inc.70$40.6K0.01%+4+6.1%Added
Kerr Financial Planning Corp75$41.5K0.06%−4−5.1%Reduced
Laurel Wealth Advisors LLC72$41.7K0.01%+72New
Sankala Group LLC82$42.7K0.03%+82New
Vestor Capital, LLC27$43.0K0.00%+27New
Raleigh Capital Management Inc.74$43.1K0.02%−3−3.9%Reduced
DHJJ Financial Advisors, Ltd.76$44.0K0.01%00.0%Unchanged
First PREMIER Bank78$45.0K0.01%00.0%Unchanged
ZRC Wealth Management, LLC78$45.2K0.02%+1+1.3%Added
HighMark Wealth Management LLC79$45.6K0.02%+4+5.3%Added
Phillip James Consulting Co.75$46.0K0.81%+75New
Meeder Asset Management Inc80$46.4K0.00%−2−2.4%Reduced
Adirondack Trust Co81$46.9K0.02%+16+24.6%Added
Howard Hughes Medical Institute81$46.9K0.03%−1−1.2%Reduced
Concord Wealth Partners81$46.9K0.01%00.0%Unchanged
Frazier Financial Advisors, LLC82$47.5K0.03%−25−23.4%Reduced
Wilkerson Advisory Group LLC82$47.6K0.02%+82New
Caldwell Sutter Capital, Inc.83$48.1K0.02%00.0%Unchanged
Dogwood Wealth Management LLC83$48.1K0.02%+40+93.0%Added
High Point Wealth Management, LLC84$48.9K0.05%+84New
Coston, McIsaac & Partners85$49.0K0.01%−7−7.6%Reduced
Harbor Asset Planning, Inc.85$49.3K0.04%00.0%Unchanged
Sittner & Nelson, LLC93$50.5K0.02%00.0%Unchanged
Osterweis Capital Management Inc88$51.0K0.00%00.0%Unchanged
Creative Capital Management Investments LLC88$51.0K0.02%00.0%Unchanged
SJS Investment Consulting Inc.91$52.9K0.01%−4−4.2%Reduced
Dunhill Financial, LLC772$53.2K0.01%+673+679.8%Added
MTM Investment Management, LLC92$53.3K0.02%−88−48.9%Reduced
XY Capital Ltd92$53.3K0.05%+92New
TSFG, LLC93$54.0K0.01%−7−7.0%Reduced
Ares Financial Consulting, LLC95$55.0K0.05%+95New
Proffitt & Goodson Inc97$56.2K0.01%−8−7.6%Reduced
Basepoint Wealth LLC98$57.2K0.03%+98New