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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, Q2 2026

Institutional positions in Thermo Fisher Scientific Inc. as of Jun 30, 2026. 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

Q3 2026 data is still coming in: 15 institutions have reported holding TMO so far. See Q3 2026

Institutional holders
2,628
+52 vs. Q1 2026
Shares held
336.0M
+4.61M (+1.4%) vs. Q1 2026
Total value
$169.2B
+$5.54B (+3.4%) vs. Q1 2026
New holders
200
936 more added
Sold out
148
1,162 more reduced

36 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: 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 holdersQ2 2026: 2,628 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 heldQ2 2026: $169.2B
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, Q2 2026

Shares, value and share of portfolio for each institution holding Thermo Fisher Scientific Inc.; share changes are against Q1 2026.

Institutions holding TMO in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
BCV Asset Management Inc.49,246$25.0M0.75%+12,110+32.6%Added
JustInvest LLC49,988$25.1M0.21%−2,872−5.4%Reduced
Sanctuary Advisors, LLC50,188$25.2M0.12%−4,781−8.7%Reduced
Oppenheimer Asset Management Inc.50,195$25.2M0.26%−15,381−23.5%Reduced
Trust Co of Vermont50,515$25.3M0.94%+50,515New
Mercer Global Advisors Inc51,463$25.8M0.03%+14,748+40.2%Added
Papp L Roy & Associates51,509$25.8M2.71%+707+1.4%Added
Ceredex Value Advisors LLC51,619$25.9M0.73%−278−0.5%Reduced
Holocene Advisors, LP51,680$25.9M0.06%−289,587−84.9%Reduced
Savant Capital, LLC47,809$25.9M0.08%+39,271+460.0%Added
Defilade Capital Management, L.P.51,934$26.0M3.49%+51,934New
Massmutual Trust Co FSB52,114$26.1M0.68%−1,049−2.0%Reduced
Erste Asset Management GmbH52,090$26.4M0.21%−14,540−21.8%Reduced
J. Stern & Co. LLP52,801$26.5M2.50%−2,048−3.7%Reduced
Petrus Trust Company, LTA52,900$26.5M2.49%+17,900+51.1%Added
America First Investment Advisors, LLC53,146$26.6M4.94%+318+0.6%Added
RMB Capital Management, LLC53,292$26.7M0.41%+6,695+14.4%Added
Oddo BHF Asset Management SAS53,454$26.8M1.24%+16,172+43.4%Added
New York Life Investment Management LLC53,568$26.9M0.19%−2,303−4.1%Reduced
Sumitomo Mitsui DS Asset Management Company, Ltd54,015$27.1M0.19%+137+0.3%Added
O'Shaughnessy Asset Management, LLC54,120$27.1M0.13%−17,141−24.1%Reduced
Atwood & Palmer Inc54,746$27.4M1.46%+443+0.8%Added
Edmond de Rothschild Holding S.A.54,826$27.5M0.36%+12,840+30.6%Added
Neville Rodie & Shaw Inc55,115$27.6M1.79%−1,981−3.5%Reduced
Ilmarinen Mutual Pension Insurance Co55,300$27.7M0.19%00.0%Unchanged
Police & Firemen's Retirement System of New Jersey55,626$27.9M0.21%−2,630−4.5%Reduced
British Columbia Investment Management Corp55,738$27.9M0.18%−8,258−12.9%Reduced
National Mutual Insurance Federation of Agricultural Cooperatives55,900$28.0M0.18%00.0%Unchanged
Regions Financial Corp55,998$28.1M0.17%−2,638−4.5%Reduced
Skandinaviska Enskilda Banken AB (publ)56,000$28.1M1.06%−56,000−50.0%Reduced
Mill Capital Management, LLC56,154$28.2M1.88%−24,733−30.6%Reduced
Private Wealth Partners, LLC56,178$28.2M2.02%−7,107−11.2%Reduced
Wealth Enhancement Advisory Services, LLC93,673$28.2M0.05%+3,098+3.4%Added
Utah Retirement Systems56,450$28.3M0.27%−4,948−8.1%Reduced
C WorldWide Group Holding A/S56,477$28.3M0.68%−535,065−90.5%Reduced
Arvin Capital Management LP57,017$28.6M5.35%−54,680−49.0%Reduced
Nordea Investment Management AB57,375$28.6M0.02%+18,325+46.9%Added
Shufro Rose & Co LLC57,444$28.8M1.66%−295−0.5%Reduced
Cohen Capital Management, Inc.57,549$28.9M3.92%+100.0%Added
Heritage Investors Management Corp58,447$29.3M0.81%+1,460+2.6%Added
Howard Capital Management Group, LLC58,470$29.3M1.79%+591+1.0%Added
Advisor Group Holdings, Inc.58,551$29.4M0.03%−27,901−32.3%Reduced
Smith, Salley & Associates58,868$29.5M1.28%−530−0.9%Reduced
Federation des caisses Desjardins du Quebec59,145$29.7M0.09%−76,604−56.4%Reduced
Fiduciary Trust Co59,411$29.8M0.32%−759−1.3%Reduced
Quintet Private Bank (Europe) S.A.59,455$29.8M1.86%+59,455New
Boston Trust Walden Corp59,463$29.8M0.23%−309−0.5%Reduced
First Trust Advisors LP59,565$29.9M0.02%+16,041+36.9%Added
ProShare Advisors LLC59,636$29.9M0.04%+1,895+3.3%Added
Huntington National Bank60,005$30.1M0.15%−7,016−10.5%Reduced
Banco Bilbao Vizcaya Argentaria, S.A.60,102$30.1M0.19%+1,643+2.8%Added
Swiss Life Asset Management Ltd60,525$30.3M0.13%+7,452+14.0%Added
Public Sector Pension Investment Board60,629$30.4M0.08%−210−0.3%Reduced
North Star Asset Management Inc60,747$30.5M1.20%−994−1.6%Reduced
NEOS Investment Management LLC61,295$30.7M0.11%+6,304+11.5%Added
Rakuten Investment Management, Inc.60,839$30.8M0.09%+5,022+9.0%Added
Ironvine Capital Partners, LLC61,788$31.0M2.89%−2,297−3.6%Reduced
Bollard Group LLC62,107$31.1M0.95%00.0%Unchanged
Varma Mutual Pension Insurance Co62,217$31.2M0.17%−1,000−1.6%Reduced
Alta Capital Management LLC62,312$31.2M2.33%−3,602−5.5%Reduced
Gillespie Robinson & Grimm Inc63,263$31.7M2.02%+6,537+11.5%Added
BNP Paribas63,592$32.0M0.87%−8,103−11.3%Reduced
Mirova63,957$32.1M1.18%−9,318−12.7%Reduced
MUFG Securities EMEA plc64,545$32.4M0.34%+28,143+77.3%Added
Rockland Trust Co64,639$32.4M1.27%+2,546+4.1%Added
Capital Fund Management S.A.64,723$32.4M0.23%+42,518+191.5%Added
Professional Advisory Services Inc64,819$32.5M3.89%+5,804+9.8%Added
Amalgamated Bank64,872$32.5M0.22%−3,575−5.2%Reduced
Klingenstein Fields & Co LP65,147$32.7M1.14%−6,851−9.5%Reduced
Banque Transatlantique SA60,316$32.9M0.71%+6,135+11.3%Added
Commerzbank Aktiengesellschaft65,756$33.0M0.66%+1,722+2.7%Added
Advisors Capital Management, LLC66,082$33.1M0.35%+828+1.3%Added
Nexus Investment Management ULC66,292$33.2M4.33%−680−1.0%Reduced
Assetmark, Inc66,520$33.4M0.06%+7,779+13.2%Added
USS Investment Management Ltd66,873$33.5M0.13%+1,072+1.6%Added
Flputnam Investment Management Co67,484$33.8M0.40%+32,693+94.0%Added
Federated Hermes, Inc.67,690$33.9M0.05%+14,491+27.2%Added
PensionDanmark Pensionsforsikringsaktieselskab68,031$34.1M0.28%−3,705−5.2%Reduced
Ossiam68,473$34.3M0.46%+68,473New
Agf Management Ltd68,779$34.5M0.13%−140,063−67.1%Reduced
Xponance, Inc.68,808$34.5M0.21%+684+1.0%Added
Susquehanna International Group, LLP69,202$34.7M0.03%+4,803+7.5%Added
Howland Capital Management LLC69,813$35.0M1.26%−2,878−4.0%Reduced
Capital International Inc70,786$35.5M0.25%−13,045−15.6%Reduced
WestEnd Advisors, LLC70,784$35.5M0.79%−11,830−14.3%Reduced
Commonwealth Equity Services, LLC70,841$35.5M0.04%−4,595−6.1%Reduced
MAI Capital Management71,216$35.7M0.14%+10,177+16.7%Added
Tudor Investment Corp Et Al71,244$35.7M0.15%+57,710+426.4%Added
Aristotle Atlantic Partners, LLC71,389$35.8M1.48%+347+0.5%Added
Crestwood Advisors Group LLC71,767$36.0M0.53%−21,536−23.1%Reduced
Zurich Insurance Group Ltd71,916$36.1M0.25%−61,190−46.0%Reduced
BI Asset Management Fondsmaeglerselskab A/S75,918$36.2M0.29%+12,304+19.3%Added
Andra AP-fonden72,457$36.3M0.42%+14,643+25.3%Added
Spinecap SAS72,481$36.3M10.86%+2,973+4.3%Added
Markel Group Inc.SuperinvestorMarkel Group73,100$36.6M0.28%+6,000+8.9%Added
Pathstone Holdings, LLC73,043$36.8M0.11%+2,846+4.1%Added
Ofi Invest Asset Management83,920$36.8M0.37%−968−1.1%Reduced
Nearwater Capital Markets, Ltd74,000$37.1M0.64%+74,000New
Factory Mutual Insurance Co74,185$37.2M0.35%+5,900+8.6%Added
Aureus Asset Management, LLC74,805$37.5M2.28%−1,298−1.7%Reduced