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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: 2,707 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 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 20252,707$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, 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
Cypress Asset Management Inc2,852$1.65M0.36%00.0%Unchanged
GM Advisory Group, Inc.2,857$1.66M0.06%−17−0.6%Reduced
Washington Trust Advisors, Inc.2,857$1.66M0.13%−40−1.4%Reduced
Cornercap Investment Counsel Inc2,866$1.66M0.82%−36−1.2%Reduced
Bank of Nova Scotia Trust Co2,882$1.67M0.15%−38−1.3%Reduced
Monimus Capital Management, LP2,883$1.67M1.10%−3,284−53.3%Reduced
Beutel, Goodman & Co Ltd.2,900$1.68M0.01%−25−0.9%Reduced
Boit C F David2,715$1.68M0.73%00.0%Unchanged
AlphaCore Capital LLC2,915$1.69M0.04%+118+4.2%Added
MeadowBrook Investment Advisors LLC2,920$1.69M1.44%−50−1.7%Reduced
Cassaday & Co Wealth Management LLC2,922$1.69M0.04%−759−20.6%Reduced
Montecito Bank & Trust2,942$1.70M0.27%−17−0.6%Reduced
Waterloo Capital, L.P.2,951$1.71M0.12%+939+46.7%Added
Pathway Wealth Management LLC2,955$1.71M1.56%+2,955New
GAM Holding AG2,965$1.72M0.11%−1,506−33.7%Reduced
Boston Private Wealth LLC2,965$1.72M0.10%−3,331−52.9%Reduced
Monte Financial Group, LLC2,968$1.72M0.64%+29+1.0%Added
Forum Financial Management, LP2,971$1.72M0.02%+624+26.6%Added
First Nebraska Trust Co2,976$1.72M0.16%+290+10.8%Added
Ingalls & Snyder LLC2,979$1.73M0.06%+28+0.9%Added
Empire Financial Management Company, LLC2,986$1.73M0.38%+66+2.3%Added
MidFirst Bank2,990$1.73M0.14%+2,990New
Holt Capital Advisors, L.L.C. dba Holt Capital Partners, L.P.2,995$1.74M0.23%+35+1.2%Added
Prospect Hill Management, LLC3,000$1.74M0.70%−250−7.7%Reduced
Harbor Advisors LLC3,000$1.74M0.26%00.0%Unchanged
Ulysses Management LLC3,000$1.74M0.46%+3,000New
Lighthouse Investment Partners, LLC3,000$1.74M0.06%+3,000New
Millstone Evans Group, LLC3,002$1.74M1.02%−45−1.5%Reduced
Baer Investment Advisory LLC3,023$1.75M2.44%+13+0.4%Added
Glass Wealth Management Co LLC3,030$1.76M0.72%−120−3.8%Reduced
Lineweaver Wealth Advisors, LLC3,030$1.76M0.24%+39+1.3%Added
PDS Planning, Inc3,040$1.76M0.12%+62+2.1%Added
DAGCO, Inc.3,055$1.77M0.41%−15−0.5%Reduced
Corps Capital Advisors, LLC3,056$1.77M1.83%+886+40.8%Added
Portfolio Design Labs, LLC3,057$1.77M0.29%+226+8.0%Added
Valley Brook Capital Group3,075$1.78M1.18%−70−2.2%Reduced
Private Wealth Asset Management, LLC3,079$1.78M0.19%−6−0.2%Reduced
Howard Capital Management Inc.3,091$1.79M0.02%+16+0.5%Added
Malaga Cove Capital, LLC3,099$1.80M0.62%−138−4.3%Reduced
Ramirez Asset Management, Inc.3,099$1.80M0.24%00.0%Unchanged
Sage Mountain Advisors LLC3,108$1.80M0.10%−454−12.7%Reduced
Morse Asset Management, Inc3,125$1.81M0.36%+251+8.7%Added
Naviter Wealth, LLC3,135$1.82M0.24%−403−11.4%Reduced
Cim Investment Mangement Inc3,144$1.82M0.48%00.0%Unchanged
Capital Planning Advisors, LLC3,144$1.82M0.24%+28+0.9%Added
Core Alternative Capital3,144$1.82M0.50%+267+9.3%Added
Tealwood Asset Management Inc3,155$1.83M0.82%−22−0.7%Reduced
BCJ Capital Management, LLC3,158$1.83M0.11%+67+2.2%Added
Advisors Preferred, LLC3,100$1.84M0.30%00.0%Unchanged
Fort Sheridan Advisors LLC3,172$1.84M0.23%−8−0.3%Reduced
Bulltick Wealth Management, LLC3,175$1.84M0.39%−520−14.1%Reduced
Knollwood Investment Advisory, LLC3,180$1.84M0.17%00.0%Unchanged
Moors & Cabot, Inc.3,186$1.85M0.08%+180+6.0%Added
Diversified Management Inc3,187$1.85M0.43%+3,187New
Sterneck Capital Management, LLC3,200$1.85M0.84%00.0%Unchanged
Equitable Holdings, Inc.3,208$1.86M0.01%−51−1.6%Reduced
Focus Financial Network, Inc.3,210$1.86M0.06%−8−0.2%Reduced
Acadian Asset Management LLC3,227$1.87M0.00%+843+35.4%Added
Fairbanks Capital Management, Inc.3,235$1.87M1.03%−13−0.4%Reduced
Pines Wealth Management, LLC3,239$1.88M0.61%+449+16.1%Added
Nippon Life Global Investors Americas, Inc.3,240$1.88M0.08%−450−12.2%Reduced
IFC Advisors LLC3,256$1.89M0.28%+2+0.1%Added
Investment Research & Advisory Group, Inc.3,251$1.89M0.63%+172+5.6%Added
Mechanics Financial Corp3,260$1.89M0.70%+30+0.9%Added
Anb Bank3,265$1.89M0.75%−28−0.9%Reduced
Wedbush Securities Inc3,265$1.89M0.06%−255−7.2%Reduced
Harbour Investments, Inc.3,276$1.90M0.04%+199+6.5%Added
Gradient Investments LLC3,278$1.90M0.03%−1,269−27.9%Reduced
Azimuth Capital Investment Management LLC3,283$1.90M0.07%−50−1.5%Reduced
Guerra Pan Advisors, LLC3,301$1.91M1.13%00.0%Unchanged
Summit Financial, LLC3,306$1.92M0.03%−214−6.1%Reduced
Gladstone Institutional Advisory LLC3,327$1.93M0.07%−742−18.2%Reduced
Sheets Smith Wealth Management3,339$1.93M0.21%−267−7.4%Reduced
Fayez Sarofim & Co3,342$1.94M0.00%−625−15.8%Reduced
Accretive Wealth Partners, LLC3,353$1.94M0.58%+30+0.9%Added
SageView Advisory Group, LLC3,357$1.95M0.07%+353+11.8%Added
Legacy Trust3,366$1.95M0.36%00.0%Unchanged
Thrive Wealth Management, LLC3,372$1.95M0.29%−138−3.9%Reduced
Independence Bank of Kentucky3,374$1.96M0.24%−190−5.3%Reduced
Sterling Investment Management, Inc.3,383$1.96M1.11%−62−1.8%Reduced
Ledyard National Bank3,407$1.97M0.17%+616+22.1%Added
Journey Strategic Wealth LLC3,417$1.98M0.05%+12+0.4%Added
Ameritas Investment Partners, Inc.3,439$1.99M0.06%−79−2.2%Reduced
Group One Trading, L.P.3,447$2.00M0.06%+423+14.0%Added
Annandale Capital, LLC3,448$2.00M0.33%00.0%Unchanged
Harfst & Associates, Inc.3,455$2.00M0.36%−28−0.8%Reduced
Beech Hill Advisors, Inc.3,465$2.01M0.96%−628−15.3%Reduced
Independent Financial Group, LLC3,467$2.01M0.04%+83+2.5%Added
Sigma Planning Corp3,496$2.02M0.06%+179+5.4%Added
StoneX Group Inc.3,499$2.03M0.09%−401−10.3%Reduced
Fragasso Group Inc.3,509$2.03M0.12%−122−3.4%Reduced
Fire Capital Management LLC3,540$2.05M1.02%+718+25.4%Added
Marble Wealth, LLC3,546$2.05M0.29%+3,546New
Principle Wealth Partners LLC3,571$2.07M0.12%+13+0.4%Added
NTV Asset Management LLC3,585$2.08M0.22%−300−7.7%Reduced
Stamos Capital Partners, L.P.3,592$2.08M0.33%+40+1.1%Added
Sandro Wealth Management LLC3,606$2.09M1.73%+3,606New
Castle Rock Wealth Management, LLC3,667$2.09M0.45%+76+2.1%Added
Silvant Capital Management LLC3,609$2.09M0.07%+17+0.5%Added
MainStreet Investment Advisors LLC3,614$2.09M0.30%−65−1.8%Reduced