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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.

Q3 2026 data is still coming in (13F filing deadline: Nov 16, 2026), so these numbers are incomplete.

Q3 2026 vs. Q2 2026

How the institutions holding Thermo Fisher Scientific Inc. changed between Q2 2026 and Q3 2026.

All holders in Q3 2026All holders in Q2 2026

13F holders of TMO: Q2 2026 compared with Q3 2026
MeasureQ2 2026Of which not filed for Q3 2026Q3 2026Change
Holders2,6282,61615+3
Shares336.0M335.9M107.3K−20.5K (−16.1%)
Value$169.2B$169.1B$72.4M+$8.35M (+13.0%)

2,616 institutions that held it in Q2 2026 haven't filed for Q3 2026 yet. Not filing isn't selling, so the changes leave them out.

New holders (3)

Institutions that held Thermo Fisher Scientific Inc. at the end of Q3 2026 but not at the end of Q2 2026.

Institutions new to TMO in Q3 2026
InstitutionSharesValue% of portfolio
Global Wealth Strategies & Associates401$270.7K0.05%
Burkett Financial Services, LLC97$65.5K0.02%
Polaris Financial Partners47$32.0K0.01%

Sold out (0)

Institutions that held Thermo Fisher Scientific Inc. at the end of Q2 2026 and filed for Q3 2026 without it.

None.

Not filed for Q3 2026 yet (2,616)

Institutions that held Thermo Fisher Scientific Inc. at the end of Q2 2026 and haven't filed a 13F for Q3 2026. Not filing isn't selling, so they aren't counted as sold out.

Showing the largest 100 of 2,616 by value.

Institutions holding TMO in Q2 2026 that haven't filed for Q3 2026
InstitutionShares, Q2 2026Value, Q2 2026
BlackRock, Inc.30,919,632$15.5B
Vanguard Capital Management LLC24,276,316$12.2B
State Street Corp16,825,879$8.44B
FMR LLC14,084,488$7.06B
Morgan Stanley10,763,066$5.40B
JPMorgan Chase & Co8,503,527$4.31B
Geode Capital Management, LLC8,382,401$4.18B
Franklin Resources Inc7,271,514$3.65B
Vanguard Portfolio Management LLC6,226,169$3.12B
Capital World Investors6,195,370$3.11B
Price T Rowe Associates Inc5,116,336$2.57B
Norges Bank5,087,903$2.55B
Massachusetts Financial Services Co2,965,714$2.28B
Capital Research Global Investors4,147,545$2.08B
Bank of New York Mellon Corp3,938,410$1.97B
Bank of America Corp3,895,265$1.95B
Royal Bank of Canada3,430,798$1.72B
Northern Trust Corp3,328,836$1.67B
Capital International Investors3,182,151$1.60B
Charles Schwab Investment Management Inc3,114,527$1.56B
Dodge & Cox3,054,778$1.53B
Goldman Sachs Group Inc2,957,066$1.48B
Fisher Asset Management, LLC2,915,715$1.46B
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main2,757,752$1.38B
Grantham, Mayo, Van Otterloo & Co. LLC2,739,191$1.37B
UBS Group AG2,521,208$1.26B
UBS Asset Management Americas Inc2,472,524$1.24B
Legal & General Group Plc2,238,613$1.12B
EdgePoint Investment Group Inc.2,179,650$1.09B
Invesco Ltd.2,179,010$1.09B
Vanguard Fiduciary Trust Co2,086,585$1.05B
Unisphere Establishment2,060,000$1.03B
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.2,012,934$1.01B
Primecap Management Co1,982,271$993.8M
Viking Global Investors LPSuperinvestorViking Global Investors1,937,415$971.3M
Flossbach Von Storch AG1,905,975$955.6M
Amundi1,813,091$909.0M
Alliancebernstein L.P.1,849,037$908.9M
1832 Asset Management L.P.1,721,443$863.1M
Dimensional Fund Advisors LP1,712,845$858.8M
Clearbridge Investments, LLC1,691,069$847.8M
Parnassus Investments1,639,589$822.0M
Ameriprise Financial Inc1,547,342$775.9M
Schroder Investment Management Group1,525,255$764.7M
Nuveen, LLC1,513,180$758.6M
Wells Fargo & Company1,458,431$731.2M
Barclays PLC1,354,112$678.9M
Manufacturers Life Insurance Company, The1,330,750$667.2M
Loomis Sayles & Co L P1,315,185$659.4M
Swedbank AB1,298,760$651.1M
Deutsche Bank AG1,214,802$609.1M
Temasek Holdings (Private) Ltd1,163,729$583.4M
Lazard Asset Management LLC1,134,093$568.6M
Sumitomo Mitsui Trust Holdings, Inc.1,079,405$541.2M
Pictet Asset Management Holding SA1,073,670$538.4M
Farallon Capital Management, L.L.C.1,049,185$526.0M
Swiss National Bank1,048,120$525.5M
Arrowstreet Capital, Limited Partnership1,007,394$505.1M
Rathbone Brothers plc1,005,460$504.1M
Wellington Management Group LLP979,181$490.9M
SG Americas Securities, LLC937,270$469.9M
Veritas Asset Management LLP882,873$442.6M
Colony Group, LLC860,536$431.4M
HSBC Holdings PLC855,955$429.6M
First Manhattan Co841,894$422.4M
National Pension Service841,947$422.1M
D1 Capital Partners L.P.SuperinvestorD1 Capital Partners817,123$409.7M
London & Capital Asset Management Ltd814,886$408.0M
Vanguard Global Advisers, LLC801,663$401.9M
FIL Ltd789,329$395.7M
Raymond James Financial Inc779,661$390.9M
BNP Paribas Arbitrage, SA737,831$369.9M
DekaBank Deutsche Girozentrale772,643$369.5M
Vanguard Asset Management, Ltd729,800$365.9M
CI Private Wealth, LLC707,412$354.7M
California Public Employees Retirement System696,759$349.3M
King Luther Capital Management Corp677,313$339.6M
Jupiter Topco LLC673,276$337.5M
Neuberger Berman Group LLC667,506$334.7M
Citigroup Inc650,976$326.4M
Baillie Gifford & Co645,648$323.7M
D. E. Shaw & Co., Inc.641,637$321.7M
Stifel Financial Corp633,668$317.7M
Glenview Capital Management, LLC627,240$314.5M
Victory Capital Management Inc616,961$309.3M
Canada Pension Plan Investment Board614,218$307.9M
Rhumbline Advisers593,946$297.8M
Ninety One UK Ltd593,668$297.6M
Envestnet Asset Management Inc592,301$297.0M
Mirova US LLC591,257$296.4M
Bank of Montreal581,630$291.6M
Robeco Institutional Asset Management B.V.577,627$289.6M
Citadel Advisors LLC574,992$288.3M
California State Teachers Retirement System563,776$282.7M
Principal Financial Group Inc553,857$277.7M
CIBC Bancorp USA Inc.544,854$273.4M
Eurizon Capital SGR S.p.A.539,965$271.5M
Handelsbanken Fonder AB538,524$270.0M
Natixis Advisors, L.P.535,154$268.3M
APG Asset Management N.V.607,825$266.5M