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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
Lockheed Martin Investment Management Co11,160$5.41M0.20%+3,480+45.3%Added
Progressive Investment Management Corp11,120$5.39M1.31%−149−1.3%Reduced
Summit Trail Advisors, LLC11,107$5.39M0.07%+2,357+26.9%Added
RSM US Wealth Management LLC11,088$5.38M0.07%−241−2.1%Reduced
Legacy Private Trust Co.11,024$5.35M0.32%−69−0.6%Reduced
Greenleaf Trust10,995$5.33M0.05%+617+5.9%Added
Boston Research & Management Inc10,971$5.32M1.16%−10−0.1%Reduced
Ascent Group, LLC10,963$5.32M0.19%+3,119+39.8%Added
Arlington Partners LLC10,939$5.31M1.83%+176+1.6%Added
Conning Inc.10,937$5.30M0.18%−2,195−16.7%Reduced
Bonness Enterprises Inc10,935$5.30M1.74%00.0%Unchanged
Guinness Atkinson Asset Management Inc11,428$5.28M2.51%+1,094+10.6%Added
BCS Private Wealth Management, Inc.10,841$5.26M1.88%+215+2.0%Added
Marco Investment Management LLC10,776$5.23M0.40%−386−3.5%Reduced
Taikang Asset Management (Hong Kong) Co Ltd10,744$5.21M0.58%+3,528+48.9%Added
Hills Bank & Trust Co10,737$5.21M0.31%−94−0.9%Reduced
Burns J W & Co Inc10,724$5.20M0.59%−238−2.2%Reduced
SeaBridge Investment Advisors LLC10,701$5.19M0.84%−119−1.1%Reduced
Spinnaker Trust10,684$5.18M0.29%−128−1.2%Reduced
Hudson Value Partners, LLC10,614$5.15M1.62%+1,356+14.6%Added
Fieldview Capital Management, LLC10,497$5.09M0.83%+10,497New
De Burlo Group Inc10,485$5.09M0.61%−200−1.9%Reduced
Invesco, LLC10,455$5.07M1.71%+287+2.8%Added
German American Bancorp, Inc.10,436$5.06M0.45%+261+2.6%Added
Value Partners Investments Inc.10,440$5.06M0.41%+160+1.6%Added
North Star Investment Management Corp.10,424$5.06M0.32%00.0%Unchanged
Advisory Services Network, LLC10,417$5.05M0.07%−2,338−18.3%Reduced
Larson Financial Group LLC10,405$5.05M0.18%+860+9.0%Added
Capital City Trust Co10,376$5.03M1.23%−260−2.4%Reduced
Meridian Management Co10,373$5.03M1.35%+207+2.0%Added
Wahed Invest LLC10,330$5.01M0.68%+63+0.6%Added
GF Fund Management Co. Ltd.10,317$5.00M0.09%+911+9.7%Added
Keel Point, LLC10,298$4.99M0.31%+164+1.6%Added
Valicenti Advisory Services Inc10,280$4.99M1.07%+35+0.3%Added
FourThought Financial Partners, LLC10,212$4.95M0.44%+58+0.6%Added
BDF-Gestion10,188$4.94M0.59%−2,120−17.2%Reduced
MUFG Securities Americas Inc.10,183$4.94M0.32%+1,817+21.7%Added
Garrison Bradford & Associates Inc10,125$4.91M5.25%−230−2.2%Reduced
Two Point Capital Management, Inc.10,114$4.91M1.97%−104−1.0%Reduced
Brick & Kyle, Associates10,109$4.90M1.81%−20−0.2%Reduced
NBT Bank N A10,550$4.89M0.32%+1,004+10.5%Added
Synovus Financial Corp10,047$4.87M0.06%−121−1.2%Reduced
Rock Springs Capital Management LP10,000$4.85M0.28%00.0%Unchanged
KP Management LLC10,000$4.85M1.70%00.0%Unchanged
Granite Investment Partners, LLC9,949$4.83M0.27%−1,149−10.4%Reduced
Hamilton Capital Partners Inc.9,940$4.82M0.20%+124+1.3%Added
Kentucky Retirement Systems Insurance Trust Fund9,938$4.82M0.32%−452−4.4%Reduced
Palisade Capital Management LLC9,872$4.79M0.13%00.0%Unchanged
Harrington Investments, INC9,867$4.79M2.39%−72−0.7%Reduced
SFMG, LLC9,697$4.70M0.33%+360+3.9%Added
Diversified Trust Co9,696$4.70M0.09%+477+5.2%Added
Plato Investment Management Ltd9,734$4.69M0.32%00.0%Unchanged
Fundamentun, LLC9,648$4.68M0.19%+431+4.7%Added
Verdence Capital Advisors LLC8,232$4.64M0.27%+3,751+83.7%Added
Capstone Investment Advisors, LLC9,565$4.64M0.04%−8,600−47.3%Reduced
AdvisorNet Financial, Inc9,554$4.63M0.26%−20−0.2%Reduced
Ostrum Asset Management9,552$4.63M0.21%+1,278+15.4%Added
Two Sigma Investments, LP9,528$4.62M0.01%−627,589−98.5%Reduced
Hayek Kallen Investment Management9,485$4.60M1.45%−542−5.4%Reduced
Reuter James Wealth Management, LLC9,476$4.60M0.65%−10.0%Reduced
Dana Investment Advisors, Inc.9,457$4.59M0.13%+1,884+24.9%Added
LGT Group Foundation8,616$4.57M0.05%−220−2.5%Reduced
Virtu Financial LLC9,421$4.57M0.26%+6,087+182.6%Added
Reynders McVeigh Capital Management, LLC9,391$4.55M0.21%−319−3.3%Reduced
Quantitative Investment Management, LLC9,361$4.54M0.63%+6,529+230.5%Added
Elk River Wealth Management, LLC9,345$4.54M0.73%−152−1.6%Reduced
R.H. Investment Group, LLC9,331$4.53M3.93%00.0%Unchanged
Moneta Group Investment Advisors LLC9,318$4.52M0.04%−18,899−67.0%Reduced
Illinois Municipal Retirement Fund9,307$4.51M0.06%−4,163−30.9%Reduced
VELA Investment Management, LLC9,305$4.51M1.30%+3,683+65.5%Added
Verition Fund Management LLC9,289$4.51M0.03%−26,252−73.9%Reduced
Oxler Private Wealth LLC9,275$4.50M1.31%−224−2.4%Reduced
Lipe & Dalton9,254$4.49M2.22%−150−1.6%Reduced
Rakuten Investment Management, Inc.16,416$4.49M0.02%+16,416New
Mill Creek Capital Advisors, LLC9,194$4.46M0.09%−23−0.2%Reduced
Stony Point Wealth Management Inc.9,187$4.46M1.80%−362−3.8%Reduced
Cloverfields Capital Group, LP9,176$4.45M1.39%−117−1.3%Reduced
Vestmark Advisory Solutions, Inc.9,128$4.43M0.08%+1,028+12.7%Added
Kinneret Advisory, LLC9,091$4.41M0.38%−41−0.4%Reduced
J.W. Cole Advisors, Inc.9,016$4.37M0.08%−10−0.1%Reduced
Canoe Financial LP9,000$4.37M0.06%00.0%Unchanged
Canal Insurance CO9,000$4.37M0.93%00.0%Unchanged
First Western Trust Bank8,942$4.34M0.20%−525−5.5%Reduced
Independent Advisor Alliance8,922$4.33M0.11%+200+2.3%Added
Andrew Hill Investment Advisors, Inc.8,916$4.32M3.36%+3,502+64.7%Added
Marshall & Sullivan Inc8,876$4.31M2.00%+56+0.6%Added
Roberts Wealth Advisors, LLC8,800$4.27M1.13%+175+2.0%Added
Simmons Bank8,764$4.25M0.28%+745+9.3%Added
Montag A & Associates Inc8,731$4.24M0.20%−4,001−31.4%Reduced
Leelyn Smith, LLC8,707$4.22M0.64%+501+6.1%Added
Westpac Banking Corp8,687$4.21M0.26%+5,573+179.0%Added
Monograph Wealth Advisors, LLC8,633$4.19M0.42%−14−0.2%Reduced
APG Asset Management US Inc.7,894$4.19M0.03%00.0%Unchanged
CAPROCK Group, Inc.8,500$4.19M0.10%+8,500New
Adell Harriman & Carpenter Inc8,628$4.18M0.25%−590−6.4%Reduced
HCR Wealth Advisors7,970$4.18M0.43%+735+10.2%Added
Security National Bank of So Dak8,616$4.18M2.10%+15+0.2%Added
Capital Asset Advisory Services LLC8,584$4.16M0.18%+2,070+31.8%Added
Smithbridge Asset Management Inc8,572$4.16M0.60%−192−2.2%Reduced
Carret Asset Management, LLC8,532$4.14M0.40%−28−0.3%Reduced