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; 2,627 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, Q1 2026
Institutional positions in Thermo Fisher Scientific Inc. as of Mar 31, 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
- Institutional holders
- 2,612
- −57 vs. Q4 2025
- Shares held
- 332.3M
- −1.64M (−0.5%) vs. Q4 2025
- Total value
- $164.1B
- −$11.2B (−6.4%) vs. Q4 2025
- New holders
- 173
- 980 more added
- Sold out
- 230
- 1,101 more reduced
39 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 2,627 | $169.2B |
| Q1 2026 | 2,612 | $164.1B |
| Q4 2025 | 2,708 | $199.1B |
| Q3 2025 | 2,515 | $160.7B |
| Q2 2025 | 2,460 | $135.6B |
| Q1 2025 | 2,577 | $167.8B |
| Q4 2024 | 2,625 | $176.4B |
| Q3 2024 | 2,580 | $208.3B |
| Q2 2024 | 2,554 | $187.5B |
| Q1 2024 | 2,535 | $196.3B |
| Q4 2023 | 2,496 | $181.6B |
| Q3 2023 | 2,370 | $173.1B |
| Q2 2023 | 2,392 | $177.8B |
| Q1 2023 | 2,391 | $196.1B |
| Q4 2022 | 2,379 | $190.1B |
| Q3 2022 | 2,270 | $175.3B |
| Q2 2022 | 2,287 | $186.4B |
| Q1 2022 | 2,321 | $203.3B |
| Q4 2021 | 2,347 | $230.1B |
| Q3 2021 | 2,135 | $197.5B |
| Q2 2021 | 2,082 | $172.9B |
| Q1 2021 | 2,046 | $157.2B |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Thermo Fisher Scientific Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 30,427,192 | $15.0B | 0.26% | −250,693−0.8% | Reduced |
| Vanguard Capital Management LLC | 24,280,816 | $11.9B | 0.30% | +24,280,816 | New |
| State Street Corp | 16,731,668 | $8.23B | 0.28% | +117,907+0.7% | Added |
| Morgan Stanley | 10,863,528 | $5.34B | 0.32% | −1,030,749−8.7% | Reduced |
| FMR LLC | 10,776,436 | $5.30B | 0.28% | +983,089+10.0% | Added |
| Geode Capital Management, LLC | 8,407,891 | $4.11B | 0.26% | +211,414+2.6% | Added |
| Franklin Resources Inc | 6,813,031 | $3.35B | 0.82% | +466,519+7.4% | Added |
| Capital World Investors | 6,646,316 | $3.27B | 0.45% | −4,357,498−39.6% | Reduced |
| JPMorgan Chase & Co | 6,795,482 | $3.26B | 0.22% | +183,604+2.8% | Added |
| Price T Rowe Associates Inc | 6,315,471 | $3.10B | 0.36% | −1,385,882−18.0% | Reduced |
| Vanguard Portfolio Management LLC | 6,163,370 | $3.03B | 0.16% | +6,163,370 | New |
| Bank of America Corp | 5,533,403 | $2.72B | 0.20% | −412,435−6.9% | Reduced |
| Massachusetts Financial Services Co | 3,013,109 | $2.25B | 0.76% | −74,557−2.4% | Reduced |
| Capital Research Global Investors | 4,414,621 | $2.17B | 0.34% | +1,499,720+51.5% | Added |
| Royal Bank of Canada | 3,913,903 | $1.92B | 0.36% | −122,343−3.0% | Reduced |
| Capital International Investors | 3,888,726 | $1.91B | 0.45% | +2,968,583+322.6% | Added |
| Bank of New York Mellon Corp | 3,766,614 | $1.85B | 0.34% | +42,138+1.1% | Added |
| Northern Trust Corp | 3,415,610 | $1.68B | 0.22% | −33,713−1.0% | Reduced |
| Goldman Sachs Group Inc | 3,157,226 | $1.55B | 0.20% | +90,342+2.9% | Added |
| Charles Schwab Investment Management Inc | 2,934,842 | $1.44B | 0.22% | +91,188+3.2% | Added |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 2,914,918 | $1.43B | 1.31% | −616,675−17.5% | Reduced |
| Fisher Asset Management, LLC | 2,851,579 | $1.40B | 0.48% | +59,158+2.1% | Added |
| Alliancebernstein L.P. | 2,190,608 | $1.27B | 0.41% | −258,915−10.6% | Reduced |
| Grantham, Mayo, Van Otterloo & Co. LLC | 2,502,206 | $1.23B | 3.15% | +90,143+3.7% | Added |
| UBS Group AG | 2,453,453 | $1.21B | 0.21% | +130,110+5.6% | Added |
| UBS Asset Management Americas Inc | 2,449,697 | $1.20B | 0.25% | +20,966+0.9% | Added |
| Legal & General Group Plc | 2,370,531 | $1.17B | 0.27% | −48,051−2.0% | Reduced |
| Invesco Ltd. | 2,235,720 | $1.10B | 0.11% | +72,459+3.3% | Added |
| Vanguard Fiduciary Trust Co | 2,111,667 | $1.04B | 0.26% | +2,111,667 | New |
| Pictet Asset Management Holding SA | 2,061,343 | $1.01B | 1.07% | −400,813−16.3% | Reduced |
| Unisphere Establishment | 2,060,000 | $1.01B | 8.52% | +100,000+5.1% | Added |
| Amundi | 2,016,260 | $991.1M | 0.27% | +369,238+22.4% | Added |
| Primecap Management Co | 1,982,531 | $974.5M | 0.77% | −74,761−3.6% | Reduced |
| 1832 Asset Management L.P. | 1,969,618 | $968.1M | 1.28% | +725,093+58.3% | Added |
| Flossbach Von Storch AG | 1,954,070 | $960.5M | 4.48% | −224,831−10.3% | Reduced |
| EdgePoint Investment Group Inc. | 1,918,997 | $943.2M | 7.56% | +533,848+38.5% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 1,853,226 | $910.9M | 0.61% | −232,799−11.2% | Reduced |
| Barclays PLC | 1,844,083 | $906.4M | 0.32% | +174,349+10.4% | Added |
| Schroder Investment Management Group | 1,728,440 | $849.6M | 0.70% | −11,462−0.7% | Reduced |
| Dimensional Fund Advisors LP | 1,689,790 | $830.5M | 0.17% | +36,286+2.2% | Added |
| Ameriprise Financial Inc | 1,670,400 | $821.1M | 0.19% | −14,545−0.9% | Reduced |
| Viking Global Investors LPSuperinvestorViking Global Investors | 1,668,025 | $819.9M | 2.29% | +874,838+110.3% | Added |
| Nuveen, LLC | 1,646,989 | $809.5M | 0.22% | −500,307−23.3% | Reduced |
| Clearbridge Investments, LLC | 1,610,697 | $791.7M | 0.69% | −252,029−13.5% | Reduced |
| Parnassus Investments | 1,504,651 | $739.6M | 2.17% | −78,454−5.0% | Reduced |
| Swedbank AB | 1,480,294 | $727.6M | 0.76% | −194,108−11.6% | Reduced |
| Wellington Management Group LLP | 1,478,251 | $726.6M | 0.14% | −1,989,989−57.4% | Reduced |
| Wells Fargo & Company | 1,443,512 | $709.5M | 0.14% | +46,679+3.3% | Added |
| Manufacturers Life Insurance Company, The | 1,423,710 | $699.8M | 0.60% | −98,908−6.5% | Reduced |
| Loomis Sayles & Co L P | 1,363,758 | $670.3M | 0.90% | −14,711−1.1% | Reduced |
| Deutsche Bank AG | 1,260,345 | $619.5M | 0.20% | +12,709+1.0% | Added |
| Lazard Asset Management LLC | 1,222,057 | $600.7M | 0.99% | −12,377−1.0% | Reduced |
| Temasek Holdings (Private) Ltd | 1,195,799 | $587.8M | 1.98% | +304,381+34.1% | Added |
| Colony Group, LLC | 1,140,952 | $560.8M | 0.62% | +196,196+20.8% | Added |
| Swiss National Bank | 1,102,640 | $542.0M | 0.31% | +67,840+6.6% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 1,078,539 | $530.1M | 0.34% | −16,194−1.5% | Reduced |
| Rathbone Brothers plc | 953,908 | $468.9M | 1.87% | +27,175+2.9% | Added |
| Neuberger Berman Group LLC | 885,570 | $435.3M | 0.33% | −14,246−1.6% | Reduced |
| Farallon Capital Management, L.L.C. | 881,485 | $433.3M | 2.57% | +245,800+38.7% | Added |
| Citadel Advisors LLC | 864,489 | $424.9M | 0.30% | +174,084+25.2% | Added |
| CI Private Wealth, LLC | 832,069 | $417.4M | 0.60% | +33,843+4.2% | Added |
| Veritas Asset Management LLP | 845,995 | $415.8M | 7.04% | −287,874−25.4% | Reduced |
| National Pension Service | 829,652 | $407.8M | 0.31% | +17,220+2.1% | Added |
| Vanguard Global Advisers, LLC | 822,047 | $404.1M | 0.22% | +822,047 | New |
| APG Asset Management N.V. | 932,138 | $397.7M | 1.26% | +25,212+2.8% | Added |
| London & Capital Asset Management Ltd | 793,472 | $390.4M | 4.25% | +7,256+0.9% | Added |
| Raymond James Financial Inc | 775,318 | $381.1M | 0.12% | +14,675+1.9% | Added |
| Generation Investment Management LLP | 773,600 | $380.2M | 3.41% | −337,727−30.4% | Reduced |
| Cantillon Capital Management LLC | 769,698 | $378.3M | 2.51% | −103,624−11.9% | Reduced |
| First Manhattan Co | 767,160 | $377.4M | 1.05% | −1,750−0.2% | Reduced |
| DekaBank Deutsche Girozentrale | 772,643 | $377.2M | 0.62% | 00.0% | Unchanged |
| D1 Capital Partners L.P.SuperinvestorD1 Capital Partners | 725,005 | $356.4M | 3.17% | +725,005 | New |
| HSBC Holdings PLC | 718,953 | $353.1M | 0.21% | −87,975−10.9% | Reduced |
| King Luther Capital Management Corp | 709,494 | $348.7M | 1.51% | +21,112+3.1% | Added |
| Baillie Gifford & Co | 698,441 | $343.3M | 0.35% | −72,427−9.4% | Reduced |
| California Public Employees Retirement System | 696,589 | $342.4M | 0.21% | −30,305−4.2% | Reduced |
| BNP Paribas Arbitrage, SA | 665,128 | $326.9M | 0.22% | +77,645+13.2% | Added |
| Longview Partners (Guernsey) LTD | 662,828 | $325.8M | 4.62% | −187,448−22.0% | Reduced |
| Janus Henderson Group PLC | 660,258 | $324.6M | 0.15% | −436,701−39.8% | Reduced |
| Vanguard Asset Management, Ltd | 652,721 | $320.8M | 0.27% | +652,721 | New |
| Stifel Financial Corp | 649,147 | $319.1M | 0.29% | −31,866−4.7% | Reduced |
| CIBC Bancorp USA Inc. | 645,011 | $317.1M | 0.43% | +645,011 | New |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 640,384 | $314.7M | 0.37% | −70,414−9.9% | Reduced |
| Ninety One UK Ltd | 637,262 | $313.2M | 0.73% | −255,199−28.6% | Reduced |
| Handelsbanken Fonder AB | 634,828 | $312.0M | 1.04% | −80,700−11.3% | Reduced |
| Robeco Institutional Asset Management B.V. | 634,639 | $311.9M | 0.44% | −191,327−23.2% | Reduced |
| Arrowstreet Capital, Limited Partnership | 634,369 | $311.8M | 0.17% | −233,143−26.9% | Reduced |
| Victory Capital Management Inc | 627,704 | $308.6M | 0.20% | −147,703−19.0% | Reduced |
| Principal Financial Group Inc | 624,721 | $307.1M | 0.16% | −16,889−2.6% | Reduced |
| Lindsell Train LtdSuperinvestorLindsell Train | 617,211 | $303.4M | 9.67% | −72,292−10.5% | Reduced |
| Mirova US LLC | 615,090 | $302.3M | 3.43% | −26,169−4.1% | Reduced |
| Envestnet Asset Management Inc | 613,387 | $301.5M | 0.08% | +94,829+18.3% | Added |
| Rhumbline Advisers | 611,950 | $300.8M | 0.26% | −688−0.1% | Reduced |
| Vontobel Holding Ltd. | 601,220 | $295.5M | 1.02% | −60,672−9.2% | Reduced |
| C WorldWide Group Holding A/S | 591,542 | $290.8M | 6.24% | −46,886−7.3% | Reduced |
| B. Metzler seel. Sohn & Co. AG | 581,290 | $285.7M | 2.65% | −6,060−1.0% | Reduced |
| Bank of Montreal | 579,041 | $284.6M | 0.12% | +26,288+4.8% | Added |
| Citigroup Inc | 572,177 | $281.2M | 0.18% | +35,391+6.6% | Added |
| California State Teachers Retirement System | 571,811 | $281.1M | 0.30% | −16,037−2.7% | Reduced |
| Canada Pension Plan Investment Board | 562,420 | $276.4M | 0.18% | +167,525+42.4% | Added |