Thermo Fisher Scientific Ownership | Who Owns Thermo Fisher Scientific?
Thermo Fisher Scientific Ownership Summary
Thermo Fisher Scientific is owned by 94.89% institutional investors, 0.13% insiders, and 4.98% retail investors. Vanguard group is the largest institutional shareholder, holding 9.08% of TMO shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 3.21% of its assets in Thermo Fisher Scientific shares.
TMO Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Thermo Fisher Scientific | 94.89% | 0.13% | 4.98% |
| Sector | Healthcare Stocks | 245.07% | 12.10% | -157.17% |
| Industry | Diagnostics & Research Stocks | 86.12% | 9.74% | 4.14% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Vanguard group | 34.13M | 9.08% | $19.78B |
| Blackrock funding, inc. /de | 30.92M | 8.31% | $15.50B |
| Blackrock | 29.53M | 7.73% | $16.33B |
| Vanguard capital management | 24.28M | 6.53% | $12.17B |
| State street | 16.83M | 4.52% | $8.44B |
| Ci private wealth | 16.19M | 4.35% | $384.90M |
| Fmr | 14.08M | 3.79% | $7.06B |
| Morgan stanley | 10.76M | 2.89% | $5.40B |
| Jpmorgan chase | 8.50M | 2.29% | $4.31B |
| Geode capital management | 8.38M | 2.25% | $4.18B |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Teca partners, lp | 44.45K | 19.16% | $22.29M |
| Cryder capital partners llp | 419.18K | 13.24% | $210.16M |
| Spinecap sas | 72.48K | 10.86% | $36.34M |
| Lindsell train | 514.51K | 9.81% | $257.96M |
| Unisphere establishment | 2.06M | 8.79% | $1.03B |
| Edgepoint investment group | 2.18M | 8.26% | $1.09B |
| Veritas asset management llp | 882.87K | 7.96% | $442.64M |
| R.h. dinel investment counsel | 17.92K | 6.90% | $8.98M |
| Caledonia investments | 111.77K | 6.34% | $55.97M |
| Wormser freres gestion | 21.76K | 6.32% | $11.18M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Ci private wealth | 16.19M | 0.49% | 15.36M |
| Norges bank | 5.09M | 0.25% | 5.09M |
| Fmr | 14.08M | 0.31% | 3.31M |
| Sixth street partners management company | 3.11M | 0.21% | 3.11M |
| Dodge & cox | 3.05M | 0.80% | 3.03M |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Soundwatch capital | - | - | -1.99M |
| Bank of america corp /de/ | 3.90M | 0.13% | -1.64M |
| Tci fund management | - | - | -1.52M |
| Alphinity investment management pty | - | - | -1.44M |
| Price t rowe associates inc /md/ | 5.12M | 0.26% | -1.20M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Norges bank | 5.09M | 0.25% | 5.09M | $2.55B |
| Sixth street partners management company | 3.11M | 0.21% | 3.11M | $1.56B |
| Axa investment managers | 403.14K | 0.53% | 403.14K | $195.53M |
| Freestone grove partners lp | 226.24K | 0.73% | 226.24K | $113.43M |
| Castle hook partners lp | 165.97K | 0.38% | 165.97K | $83.21M |
Sold Out
| Holder | Change |
|---|---|
| Ross\johnson & associates | -1.00 |
| Richardson capital management | -1.00 |
| Kimelman & baird | -2.00 |
| Bear mountain capital | -2.00 |
| Sugar maple asset management | -2.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 30, 2026 | 2,667 | 0.26% | 352,992,702 | 6.29% | 94 | 1.19% | 1,123 | -0.62% | 1,137 | 2.62% |
| Mar 31, 2026 | 1,764 | -35.90% | 111,067,690 | -70.53% | 29 | 0.29% | 761 | -41.33% | 730 | -30.21% |
| Dec 31, 2025 | 2,162 | -16.01% | 251,583,106 | -24.05% | 66 | 0.87% | 1,003 | -17.99% | 838 | -11.13% |
| Sep 30, 2025 | 2,064 | -17.57% | 229,669,497 | -26.88% | 60 | 0.88% | 1,009 | -5.44% | 748 | -28.21% |
| Jun 30, 2025 | 2,490 | -4.67% | 334,702,557 | 1.05% | 88 | 1.15% | 1,057 | -10.04% | 1,036 | 4.44% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard US Total Market Shares ETF | 12.10M | 3.21% | 6.98K |
| Vanguard MStar Total Stk Mkt Idx Invest | 11.81M | 3.19% | -22.86K |
| Vanguard Total Stock Mkt Idx Inv | 11.80M | 3.18% | -23.60K |
| Vanguard Morn Total Stk Mkt Idx Investor | 11.80M | 3.18% | -23.60K |
| Vanguard 500 Index Investor | 9.87M | 2.67% | 117.12K |
| iShares Core S&P 500 ETF | 4.93M | 1.33% | 4.49K |
| Fidelity 500 Index | 4.81M | 1.30% | 38.18K |
| SPDR® S&P 500 ETF | 4.76M | 1.26% | -69.75K |
| SPDR® S&P 500® ETF Trust | 4.63M | 1.23% | -24.30K |
| State Street® SPDR® S&P 500® ETF | 4.53M | 1.23% | -10.49K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Aug 31, 2026 | Pettiti Gianluca | President & COO | Sell | $2.29M |
| Aug 24, 2026 | CASPER MARC N | Chairman & CEO | Sell | $38.98K |
| Aug 24, 2026 | CASPER MARC N | Chairman & CEO | Sell | $63.17K |
| Aug 24, 2026 | CASPER MARC N | Chairman & CEO | Sell | $20.68K |
| Aug 24, 2026 | CASPER MARC N | Chairman & CEO | Sell | $49.61K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q3 | - | 91 |
| 2026 Q2 | - | 1 |
| 2026 Q1 | - | 35 |
| 2025 Q4 | - | 29 |
| 2025 Q3 | - | 32 |
TMO Ownership FAQ
Try Tickergate Pro Free
Customize Everything. 100% Flexibility. Fast and Easy to Use (No code or Excel Needed)
Customize your own personal stocks lists, views and charts
Choose from hundreds of fields, up to 15 years of history
Conduct deep comparison analysis
Discover trending investment themes
Find your next best investment
Research stocks using tools