Guru Ownership Over Time
Guru Analysis for Thermo Fisher Scientific Inc. (TMO)
Thermo Fisher Scientific Inc. (TMO), a key player in the Healthcare sector, continues to attract institutional attention.
As of Q3 2025, a total of 20 Super Investors (Gurus) hold positions in the company, with a combined stake valued at approximately $4.58 B.
Top institutional holders include Ken Fisher and Jeremy Grantham.
Institutional sentiment is currently Strongly Bullish. This is evidenced by a $379.77 M net inflow during the quarter.
Recent activity highlights Larry Robbins who increased their stake by 182.9%. Conversely, Jefferies Group reduced exposure by 60.6%.
| Portfolio Manager | % of portfolio | Activity | Shares | Value | Peroid |
|---|---|---|---|---|---|
| 0.48% | Add 1.2% | 2,721,101 | $1.32 B | Q3 2025 | |
| 2.93% | Add 15.7% | 2,141,863 | $1.04 B | Q3 2025 | |
| 4.13% | Add 29.9% | 1,284,924 | $623.21 M | Q3 2025 | |
| 1.15% | New Buy | 499,940 | $242.48 M | Q3 2025 | |
| 1.80% | Reduce -6.9% | 290,896 | $141.09 M | Q3 2025 | |
| 3.05% | Add 182.9% | 282,941 | $137.23 M | Q3 2025 | |
| 1.44% | Add 146.0% | 214,946 | $104.25 M | Q3 2025 | |
| 0.14% | Reduce -54.4% | 169,451 | $82.19 M | Q3 2025 | |
| 3.96% | 150,450 | $72.97 M | Q3 2025 | ||
| 0.05% | Add 43.2% | 155,608 | $72.43 M | Q3 2025 | |
| 0.15% | Reduce -10.0% | 71,776 | $34.81 M | Q3 2025 | |
| 0.22% | Add 12.6% | 55,800 | $27.06 M | Q3 2025 | |
| 1.74% | Add 0.6% | 14,295 | $6.93 M | Q3 2025 | |
| 0.73% | 8,000 | $3.88 M | Q3 2025 | ||
| 0.02% | Reduce -2.8% | 5,136 | $2.49 M | Q3 2025 | |
| 0.01% | 1,616 | $783,792 | Q3 2025 | ||
| 0.06% | 1,396 | $677,088 | Q3 2025 | ||
| 0.00% | Reduce -60.6% | 852 | $413,065 | Q3 2025 | |
| 0.23% | New Buy | 820 | $397,716 | Q3 2025 | |
| 0.00% | New Buy | 438 | $212,439 | Q3 2025 |
| Period | Portfolio Manager | Activity | Share change | % change to portfolio |
|---|
| Period | Portfolio Manager | Activity | Share change | % change to portfolio |
|---|
| Period | Portfolio Manager | Activity | Share change | % change to portfolio |
|---|
| Portfolio Manager | Option Type | % of portfolio | Activity | Shares | Value | Period |
|---|
Key Holders
Top 5 by Value
Top 5 by Conviction
Recent Activity Breakdown(Q3 2025)
Guru Consensus (Q3 2025)
FAQs for Thermo Fisher Scientific Inc. (TMO)
Top Guru holders include Ken Fisher ($1.32 B), Jeremy Grantham ($1.04 B), Al Gore ($623.21 M). Collectively, tracked Gurus hold 8.07 M shares.
Based on recent 13F filings, the sentiment is **Positive (Net Buy)**. There was a net inflow of $379.77 M, with 11 Gurus buying and 8 Gurus selling.
In the recent quarter, 5 Gurus reduced their positions, and 3 Gurus sold out of TMO completely. Total sell value was $338.51 M.
Yes, 3 Gurus opened new positions in TMO, and 8 added to their existing holdings. Total buy value was $718.27 M.