Position history for PRIMECAP MANAGEMENT CO/CA/'s holdings in THERMO FISHER SCIENTIFIC INC
PRIMECAP MANAGEMENT CO/CA/ holds 2.1M shares of TMO (THERMO FISHER SCIENTIFIC INC), worth $1.2B as of 2025-Q4. The position was decreased (-10.7% shares). TMO represents 0.9% of PRIMECAP MANAGEMENT CO/CA/'s portfolio.
Current Value
$1.2B
Current Shares
2.1M
Total Value Change
-$282.7M
Total Shares Change
-609,645
Other major holders of TMO: UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
Decreased |
| 2.1M |
-10.7% |
| $1.2B |
| 0.9% |
| $583.45 |
0 |
| 2025-Q3 | Decreased | 2.3M | -4.3% | $1.1B | 0.9% | $461.69 | 0 |
| 2025-Q2 | Increased | 2.4M | +3.8% | $975.6M | 0.8% | $407.61 | 47 |
| 2025-Q1 | Decreased | 2.3M | -7.5% | $1.2B | 1.0% | $498.82 | 0 |
| 2024-Q4 | Decreased | 2.5M | -2.7% | $1.3B | 1.0% | $517.01 | 0 |
| 2024-Q3 | Decreased | 2.6M | -3.5% | $1.6B | 1.2% | $611.80 | 0 |
| 2024-Q2 | Decreased | 2.7M | -3.3% | $1.5B | 1.1% | $550.29 | 0 |