# THERMO FISHER SCIENTIFIC INC (TMO)

> Institutional ownership reported to the SEC as of Q3 2026, from Form 13F filings. Source: https://holderbook.com/stocks/TMO/

- Reporting holders: 127
- Reported value: $829.9M
- Held through calls: 0.0%
- Held through puts: 0.0%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [Douglas Lane & Associates, LLC](https://holderbook.com/funds/1672594-douglas-lane-associates-llc/) | $146.2M | 216,638 | 2.0% | 32 |
| [Quintet Private Bank (Europe) S.A.](https://holderbook.com/funds/1977290-quintet-private-bank-europe-s-a/) | $59.5M | 88,084 | 2.6% | 2 |
| [FERGUSON WELLMAN CAPITAL MANAGEMENT, INC](https://holderbook.com/funds/869353-ferguson-wellman-capital-management-inc/) | $58.7M | 86,904 | 0.7% | 32 |
| [CONFLUENCE INVESTMENT MANAGEMENT LLC](https://holderbook.com/funds/1442056-confluence-investment-management-llc/) | $57.9M | 85,793 | 1.0% | 32 |
| [Artemis Investment Management LLP](https://holderbook.com/funds/1535385-artemis-investment-management-llp/) | $57.2M | 84,793 | 0.5% | 32 |
| [JIA INVESTMENT ALLIANCE PTE. LTD.](https://holderbook.com/funds/1966595-jia-investment-alliance-pte-ltd/) | $53.2M | 78,800 | 4.6% | 15 |
| [AVITY INVESTMENT MANAGEMENT INC.](https://holderbook.com/funds/926834-avity-investment-management-inc/) | $42.9M | 63,581 | 2.7% | 13 |
| [ATWOOD & PALMER INC](https://holderbook.com/funds/1044929-atwood-palmer-inc/) | $39.4M | 58,434 | 2.0% | 32 |
| [Fenimore Asset Management Inc](https://holderbook.com/funds/884566-fenimore-asset-management-inc/) | $36.3M | 53,830 | 0.8% | 2 |
| [MassMutual Private Wealth & Trust, FSB](https://holderbook.com/funds/1103653-massmutual-private-wealth-trust-fsb/) | $34.3M | 50,766 | 0.9% | 32 |
| [YHB Investment Advisors, Inc.](https://holderbook.com/funds/1469219-yhb-investment-advisors-inc/) | $32.6M | 48,299 | 2.1% | 32 |
| [ROCKLAND TRUST CO](https://holderbook.com/funds/84616-rockland-trust-co/) | $23.4M | 34,723 | 0.9% | 32 |
| [Private Capital Advisors, Inc.](https://holderbook.com/funds/1350780-private-capital-advisors-inc/) | $18.8M | 27,781 | 1.6% | 32 |
| [BRIGHT ROCK CAPITAL MANAGEMENT, LLC](https://holderbook.com/funds/1509973-bright-rock-capital-management-llc/) | $18.6M | 27,500 | 3.5% | 32 |
| [S.E.E.D. Planning Group LLC](https://holderbook.com/funds/1765515-s-e-e-d-planning-group-llc/) | $15.7M | 23,215 | 3.8% | 23 |
| [Farther Finance Advisors, LLC](https://holderbook.com/funds/1992825-farther-finance-advisors-llc/) | $10.0M | 14,829 | 0.1% | 16 |
| [Mirador Capital Partners LP](https://holderbook.com/funds/1633446-mirador-capital-partners-lp/) | $8.0M | 11,916 | 0.9% | 32 |
| [Legacy Private Trust Co.](https://holderbook.com/funds/1352547-legacy-private-trust-co/) | $7.4M | 10,913 | 0.4% | 32 |
| [Brown Shipley& Co Ltd](https://holderbook.com/funds/1912970-brown-shipley-co-ltd/) | $7.1M | 10,492 | 3.4% | 2 |
| [GAMMA Investing LLC](https://holderbook.com/funds/2010235-gamma-investing-llc/) | $6.6M | 9,821 | 0.2% | 12 |
| [BONNESS ENTERPRISES INC](https://holderbook.com/funds/1105471-bonness-enterprises-inc/) | $6.0M | 8,875 | 1.9% | 32 |
| [PARK NATIONAL CORP /OH/](https://holderbook.com/funds/805676-park-national-corp-oh/) | $4.3M | 6,329 | 0.1% | 3 |
| [Coastline Trust Co](https://holderbook.com/funds/1324279-coastline-trust-co/) | $4.2M | 6,191 | 0.4% | 32 |
| [EASTERN BANK](https://holderbook.com/funds/1126395-eastern-bank/) | $3.7M | 5,528 | 0.1% | 32 |
| [Balefire, LLC](https://holderbook.com/funds/1750924-balefire-llc/) | $3.2M | 4,720 | 0.5% | 18 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q3 2026 | 127 | $829.9M |
| Q2 2026 | 2,623 | $182.8B |
| Q1 2026 | 2,603 | $168.1B |
| Q4 2025 | 2,711 | $235.9B |
| Q3 2025 | 2,519 | $169.2B |
| Q2 2025 | 2,460 | $140.1B |
| Q1 2025 | 2,581 | $170.0B |
| Q4 2024 | 2,622 | $179.8B |
| Q3 2024 | 2,581 | $215.6B |
| Q2 2024 | 2,553 | $193.3B |
| Q1 2024 | 2,540 | $214.8B |
| Q4 2023 | 2,498 | $194.2B |