Security record
TMO
Thermo Fisher Scientific Inc. · Healthcare · Medical - Diagnostics & Research
191Tracked holders
+3Δ holders
260.72MShares held
$131.51BReported value
+5New positions
−1Exits
Momentum inputs (comparable managers):
holder breadth +1.6% ·
share flow +0.4% ·
net new positions +2.1%
— formula
Broad accumulation — rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 191 | +3 | 260.72M | $131.51B | +5 | −1 |
| Q1 2026 | 190 | +2 | 255.88M | $126.62B | +7 | −6 |
| Q4 2025 | 187 | +3 | 274.75M | $159.19B | +4 | — |
| Q3 2025 | 29 | -1 | 154.46M | $74.90B | +1 | −3 |
| Q2 2025 | 28 | +3 | 123.95M | $50.25B | +3 | — |
| Q1 2025 | 22 | -2 | 60.64M | $30.17B | — | −2 |
| Q4 2024 | 24 | +2 | 61.50M | $31.99B | +2 | — |
| Q3 2024 | 21 | -2 | 44.46M | $27.48B | — | −2 |
| Q2 2024 | 23 | — | 44.78M | $24.75B | — | — |
Who holds it · Q2 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 30.92M | +1.6% | $15.50B | 0.2% | ▲ Add | 5 | SEC ↗ ×22 |
| 2 | Vanguard Capital Management Llc | 24.28M | 0.0% | $12.17B | 0.3% | ▼ Trim | 2 | SEC ↗ |
| 3 | State Street Global Advisors ✦ (passive) | 16.83M | +0.6% | $8.44B | 0.2% | ▲ Add | 7 | SEC ↗ |
| 4 | Fidelity (FMR) ✦ | 14.08M | +30.7% | $7.06B | 0.3% | ▲ Add | 5 | SEC ↗ ×7 |
| 5 | Morgan Stanley ✦ | 10.76M | -0.9% | $5.40B | 0.3% | ▼ Trim | 4 | SEC ↗ ×23 |
| 6 | JPMorgan Chase ✦ | 8.50M | +25.1% | $4.31B | 0.3% | ▲ Add | 4 | SEC ↗ ×21 |
| 7 | Geode Capital Management ✦ (passive) | 8.38M | -0.3% | $4.18B | 0.2% | ▼ Trim | 9 | SEC ↗ ×2 |
| 8 | Franklin Resources Inc | 7.27M | +6.7% | $3.65B | 0.8% | ▲ Add | 3 | SEC ↗ ×14 |
| 9 | Capital World Investors ✦ | 6.20M | -6.8% | $3.11B | 0.4% | ▼ Trim | 9 | SEC ↗ |
| 10 | T. Rowe Price ✦ | 5.12M | -19.0% | $2.57B | 0.3% | ▼ Trim | 9 | SEC ↗ ×2 |
| 11 | Norges Bank ✦ (passive) | 5.09M | New | $2.55B | 0.3% | New | 1 | SEC ↗ |
| 12 | Massachusetts Financial Services Co… | 2.97M | -1.6% | $2.28B | 0.7% | ▼ Trim | 3 | SEC ↗ ×9 |
| 13 | Capital Research Global Investors | 4.15M | -6.0% | $2.08B | 0.3% | ▼ Trim | 3 | SEC ↗ |
| 14 | Bank of New York Mellon Corp | 3.94M | +4.6% | $1.97B | 0.3% | ▲ Add | 3 | SEC ↗ ×29 |
| 15 | Bank Of America Corp /De/ | 3.90M | -29.6% | $1.95B | 0.1% | ▼ Trim | 3 | SEC ↗ ×8 |
| 16 | Royal Bank Of Canada | 3.43M | -12.3% | $1.72B | 0.3% | ▼ Trim | 3 | SEC ↗ ×17 |
| 17 | Northern Trust Corp | 3.33M | -2.5% | $1.67B | 0.2% | ▼ Trim | 3 | SEC ↗ ×10 |
| 18 | Capital International Investors | 3.18M | -18.2% | $1.60B | 0.3% | ▼ Trim | 3 | SEC ↗ |
| 19 | Charles Schwab Investment… | 3.11M | +6.1% | $1.56B | 0.2% | ▲ Add | 3 | SEC ↗ ×2 |
| 20 | Dodge & Cox ✦ | 3.05M | +11767.4% | $1.53B | 0.8% | ▲ Add | 9 | SEC ↗ |
| 21 | Goldman Sachs Group ✦ | 2.96M | -6.3% | $1.48B | 0.2% | ▼ Trim | 4 | SEC ↗ ×6 |
| 22 | Fisher Asset Management ✦ | 2.92M | +2.2% | $1.46B | 0.4% | ▲ Add | 9 | SEC ↗ |
| 23 | DZ BANK AG Deutsche Zentral… | 2.76M | -5.4% | $1.38B | 1.1% | ▼ Trim | 3 | SEC ↗ ×6 |
| 24 | Grantham, Mayo, Van Otterloo & Co.… | 2.74M | +9.5% | $1.37B | 3.1% | ▲ Add | 3 | SEC ↗ |
| 25 | UBS Group AG | 2.52M | +2.8% | $1.26B | 0.2% | ▲ Add | 3 | SEC ↗ ×11 |
| 26 | UBS AM, a distinct business unit of… | 2.47M | +0.9% | $1.24B | 0.2% | ▲ Add | 3 | SEC ↗ ×11 |
| 27 | Legal & General Group Plc | 2.24M | -5.6% | $1.12B | 0.2% | ▼ Trim | 3 | SEC ↗ ×3 |
| 28 | Invesco Ltd. | 2.18M | -2.5% | $1.09B | 0.1% | ▼ Trim | 3 | SEC ↗ ×25 |
| 29 | Mitsubishi UFJ Asset Management… | 2.01M | +8.6% | $1.01B | 0.6% | ▲ Add | 3 | SEC ↗ |
| 30 | PRIMECAP Management ✦ | 1.98M | 0.0% | $993.83M | 0.6% | ▼ Trim | 9 | SEC ↗ |
| 31 | Viking Global Investors ✦ | 1.94M | +16.1% | $971.34M | 2.8% | ▲ Add | 3 | SEC ↗ |
| 32 | Amundi | 1.81M | -10.1% | $909.01M | 0.2% | ▼ Trim | 3 | SEC ↗ ×9 |
| 33 | Alliancebernstein L.P. | 1.85M | -15.6% | $908.86M | 0.3% | ▼ Trim | 3 | SEC ↗ |
| 34 | 1832 Asset Management L.P. | 1.72M | -12.6% | $863.06M | 1.1% | ▼ Trim | 3 | SEC ↗ |
| 35 | Dimensional Fund Advisors Lp | 1.71M | +1.4% | $858.83M | 0.2% | ▲ Add | 3 | SEC ↗ ×5 |
| 36 | Clearbridge Investments, LLC | 1.69M | +5.0% | $847.83M | 0.7% | ▲ Add | 3 | SEC ↗ |
| 37 | Parnassus Investments, Llc | 1.64M | +9.0% | $822.02M | 2.2% | ▲ Add | 3 | SEC ↗ |
| 38 | Ameriprise Financial Inc | 1.55M | -7.4% | $775.85M | 0.2% | ▼ Trim | 3 | SEC ↗ ×8 |
| 39 | Schroder Investment Management Group | 1.53M | -11.8% | $764.70M | 0.5% | ▼ Trim | 2 | SEC ↗ ×11 |
| 40 | Nuveen, LLC | 1.51M | -8.1% | $758.65M | 0.2% | ▼ Trim | 3 | SEC ↗ ×4 |
| 41 | Wells Fargo & Company/Mn | 1.46M | +1.0% | $731.20M | 0.1% | ▲ Add | 3 | SEC ↗ ×6 |
| 42 | Barclays Plc | 1.35M | -26.6% | $678.90M | 0.2% | ▼ Trim | 3 | SEC ↗ ×7 |
| 43 | Manufacturers Life Insurance… | 1.33M | -6.5% | $667.19M | 0.5% | ▼ Trim | 3 | SEC ↗ |
| 44 | Loomis Sayles & Co L P | 1.32M | -3.6% | $659.38M | 0.8% | ▼ Trim | 3 | SEC ↗ ×2 |
| 45 | Swedbank AB | 1.30M | -12.3% | $651.15M | 0.6% | ▼ Trim | 3 | SEC ↗ ×3 |
| 46 | Deutsche Bank Ag\ | 1.21M | -3.6% | $609.05M | 0.2% | ▼ Trim | 3 | SEC ↗ ×18 |
| 47 | Lazard Asset Management Llc | 1.13M | -7.2% | $568.59M | 0.9% | ▼ Trim | 3 | SEC ↗ ×3 |
| 48 | Sumitomo Mitsui Trust Group, Inc. | 1.08M | +0.1% | $541.17M | 0.3% | ▲ Add | 3 | SEC ↗ |
| 49 | Pictet Asset Management Holding SA | 1.07M | -47.9% | $538.41M | 0.5% | ▼ Trim | 3 | SEC ↗ |
| 50 | Swiss National Bank | 1.05M | -4.9% | $525.49M | 0.3% | ▼ Trim | 3 | SEC ↗ |
| 51 | Arrowstreet Capital ✦ | 1.01M | +58.8% | $505.07M | 0.2% | ▲ Add | 9 | SEC ↗ |
| 52 | Wellington Management ✦ | 979.18K | -33.8% | $490.92M | 0.1% | ▼ Trim | 9 | SEC ↗ ×8 |
| 53 | Focus Partners Wealth | 860.54K | -24.6% | $431.44M | 0.4% | ▼ Trim | 3 | SEC ↗ |
| 54 | Hsbc Holdings Plc | 855.96K | +19.1% | $429.57M | 0.2% | ▲ Add | 3 | SEC ↗ ×14 |
| 55 | First Manhattan Co. Llc. | 841.89K | +9.7% | $422.45M | 1.1% | ▲ Add | 3 | SEC ↗ |
| 56 | National Pension Service | 841.95K | +1.5% | $422.12M | 0.3% | ▲ Add | 3 | SEC ↗ |
| 57 | FIL Ltd | 789.33K | +48.4% | $395.74M | 0.3% | ▲ Add | 3 | SEC ↗ ×2 |
| 58 | Raymond James Financial Inc | 779.66K | +0.6% | $390.89M | 0.1% | ▲ Add | 3 | SEC ↗ ×5 |
| 59 | Bnp Paribas Financial Markets | 737.83K | +10.9% | $369.92M | 0.2% | ▲ Add | 3 | SEC ↗ |
| 60 | Corient Private Wealth LP | 732.05K | -12.0% | $367.04M | 0.5% | ▼ Trim | 3 | SEC ↗ ×2 |
| 61 | California Public Employees… | 696.76K | 0.0% | $349.33M | 0.2% | ▲ Add | 3 | SEC ↗ |
| 62 | Assenagon Asset Management S.A. | 683.63K | +266.7% | $342.74M | 0.2% | ▲ Add | 3 | SEC ↗ ×2 |
| 63 | Neuberger Berman Group LLC | 667.51K | -24.6% | $334.66M | 0.2% | ▼ Trim | 3 | SEC ↗ ×2 |
| 64 | Citigroup Inc | 650.98K | +13.8% | $326.37M | 0.2% | ▲ Add | 3 | SEC ↗ ×4 |
| 65 | Baillie Gifford ✦ | 645.65K | -7.6% | $323.70M | 0.3% | ▼ Trim | 9 | SEC ↗ ×4 |
| 66 | D. E. Shaw & Co. ✦ | 641.64K | +111.9% | $321.69M | 0.2% | ▲ Add | 9 | SEC ↗ ×2 |
| 67 | Stifel Financial Corp | 633.67K | -2.4% | $317.72M | 0.3% | ▼ Trim | 3 | SEC ↗ ×6 |
| 68 | Glenview Capital ✦ | 627.24K | +150.4% | $314.47M | 6.3% | ▲ Add | 5 | SEC ↗ |
| 69 | Victory Capital Management Inc | 616.96K | -1.7% | $309.34M | 0.2% | ▼ Trim | 3 | SEC ↗ |
| 70 | Canada Pension Plan Investment Board | 614.22K | +9.2% | $307.94M | 0.2% | ▲ Add | 3 | SEC ↗ |
| 71 | Rhumbline Advisers | 593.95K | -2.9% | $297.78M | 0.2% | ▼ Trim | 3 | SEC ↗ |
| 72 | Ninety One UK Ltd | 593.67K | -6.8% | $297.64M | 0.7% | ▼ Trim | 3 | SEC ↗ |
| 73 | Envestnet Asset Management Inc | 592.30K | -3.4% | $296.96M | 0.1% | ▼ Trim | 3 | SEC ↗ |
| 74 | Bank Of Montreal /Can/ | 581.63K | +0.5% | $291.61M | 0.1% | ▲ Add | 3 | SEC ↗ ×9 |
| 75 | Robeco Institutional Asset… | 577.63K | -9.0% | $289.60M | 0.4% | ▼ Trim | 3 | SEC ↗ |
| 76 | Citadel Advisors ✦ | 574.99K | -33.5% | $288.28M | 0.2% | ▼ Trim | 9 | SEC ↗ ×2 |
| 77 | Principal Financial Group Inc | 553.86K | -11.3% | $277.68M | 0.1% | ▼ Trim | 3 | SEC ↗ ×3 |
| 78 | CIBC Bancorp USA Inc. | 544.85K | -15.5% | $273.40M | 0.3% | ▼ Trim | 2 | SEC ↗ ×3 |
| 79 | Allianz Asset Management GmbH | 526.92K | +26.0% | $264.18M | 0.2% | ▲ Add | 3 | SEC ↗ ×5 |
| 80 | Qube Research & Technologies Ltd | 492.58K | +160.9% | $246.96M | 0.3% | ▲ Add | 2 | SEC ↗ |
| 81 | Jones Financial Companies Lllp | 463.29K | -8.4% | $237.30M | 0.1% | ▼ Trim | 3 | SEC ↗ ×2 |
| 82 | National Bank Of Canada /Fi/ | 468.91K | +76.2% | $235.09M | 0.2% | ▲ Add | 3 | SEC ↗ ×5 |
| 83 | Aberdeen Group plc | 461.04K | +10.3% | $231.15M | 0.3% | ▲ Add | 3 | SEC ↗ ×3 |
| 84 | Balyasny Asset Management L.P. | 449.63K | -19.1% | $225.43M | 0.4% | ▼ Trim | 3 | SEC ↗ |
| 85 | Royal London Asset Management Ltd | 433.31K | -14.8% | $217.25M | 0.4% | ▼ Trim | 3 | SEC ↗ |
| 86 | Rockefeller Capital Management L.P. | 426.02K | -0.3% | $213.60M | 0.3% | ▼ Trim | 3 | SEC ↗ ×7 |
| 87 | Fifth Third Bancorp | 418.11K | 0.0% | $209.62M | 0.3% | ▼ Trim | 3 | SEC ↗ |
| 88 | Ensign Peak Advisors, Inc | 407.06K | -21.2% | $204.09M | 0.3% | ▼ Trim | 3 | SEC ↗ |
| 89 | New York State Common Retirement… | 406.85K | -5.9% | $203.98M | 0.3% | ▼ Trim | 3 | SEC ↗ |
| 90 | Adage Capital Partners ✦ | 406.15K | -25.6% | $203.63M | 0.3% | ▼ Trim | 9 | SEC ↗ |
| 91 | Aviva Plc | 404.39K | +5.3% | $202.74M | 0.3% | ▲ Add | 3 | SEC ↗ |
| 92 | Alyeska Investment Group, L.P. | 376.07K | +201.0% | $188.55M | 0.5% | ▲ Add | 3 | SEC ↗ |
| 93 | Universal- Beteiligungs- und… | 373.51K | +16.9% | $187.57M | 0.3% | ▲ Add | 3 | SEC ↗ |
| 94 | Nomura Asset Management… | 360.06K | +1.5% | $180.52M | 0.3% | ▲ Add | 3 | SEC ↗ |
| 95 | Russell Investments Group, Ltd. | 337.91K | +11.3% | $169.71M | 0.1% | ▲ Add | 3 | SEC ↗ ×17 |
| 96 | BNP Paribas Asset Management… | 334.43K | -47.8% | $167.69M | 0.2% | ▼ Trim | 3 | SEC ↗ ×4 |
| 97 | Mackenzie Financial Corp | 331.99K | +49.1% | $166.45M | 0.2% | ▲ Add | 3 | SEC ↗ |
| 98 | LPL Financial LLC | 325.60K | -3.5% | $163.24M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 99 | Nomura Asset Management Co Ltd | 321.19K | +0.4% | $161.03M | 0.3% | ▲ Add | 3 | SEC ↗ ×5 |
| 100 | State Board Of Administration Of… | 320.76K | -3.2% | $160.82M | 0.3% | ▼ Trim | 3 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Norges Bank | $2.55B | 0.3% |
Exited
| Renaissance Technologies | $68.30M | was 0.1% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 1 holders, 24.30K shares, $11,944 reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Aug 31
Pettiti Gianluca
Officer · 3.73K sh · $2.29M
Aug 31
Pettiti Gianluca
Officer · 400 sh · $245,752
Aug 24
CASPER MARC N
Officer, Director · 62 sh · $38,982
Aug 24
CASPER MARC N
Officer, Director · 33 sh · $20,677
Aug 24
CASPER MARC N
Officer, Director · 101 sh · $63,166
Aug 24
CASPER MARC N
Officer, Director · 79 sh · $49,613
Aug 21
CASPER MARC N
Officer, Director · 2.15K sh · $1.35M
Aug 21
CASPER MARC N
Officer, Director · 1.79K sh · $1.12M
Aug 21
CASPER MARC N
Officer, Director · 3.01K sh · $1.89M
Aug 21
CASPER MARC N
Officer, Director · 2.73K sh · $1.71M
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q2 2026 ·
Methodology ·
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