PRIMECAP MANAGEMENT CO/CA/
Top Portfolio Positions
318 positions ·
$126,558,199,926 total
· as of Sep 30, 2025
| Ticker | Company | Shares | Value (USD) | % of Portfolio | Open |
|---|---|---|---|---|---|
| LLY |
ELI LILLY & Co
Healthcare
|
10,795,338 | $8,236,842,894 | 6.51% | |
| MU |
Micron Technology Inc
Technology
|
29,655,435 | $4,961,947,384 | 3.92% | |
| MSFT |
Microsoft Corp
Technology
|
8,389,305 | $4,345,240,524 | 3.43% | |
| GOOGL |
Alphabet Inc.
Communication Services
|
15,777,214 | $3,835,440,723 | 3.03% | |
| KLAC |
Kla Corp
Technology
|
3,535,182 | $3,813,047,305 | 3.01% | |
| BABA |
Alibaba Group Holding Ltd
Consumer Cyclical
|
19,988,166 | $3,572,484,909 | 2.82% | |
| NVDA |
Nvidia Corp
Technology
|
18,765,600 | $3,501,285,648 | 2.77% | |
| BSX |
Boston Scientific Corp
Healthcare
|
33,102,094 | $3,231,757,437 | 2.55% | |
| TSLA |
Tesla, Inc.
Consumer Cyclical
|
6,622,130 | $2,944,993,653 | 2.33% | |
| AMGN |
Amgen Inc
Healthcare
|
9,707,609 | $2,739,487,259 | 2.16% |
Portfolio Trend
23 quarters · across all stocks
Holdings in NSC
Shares Held
Position Value (USD)
23 quarters on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2025-09-30 | $340,239,259 | 1,132,583 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $268,789,745 | 1,050,083 | Shares | Sole | 2025-08-11 | |
| 2025-03-31 | $166,960,302 | 704,920 | Shares | Sole | 2025-05-09 | |
| 2024-12-31 | $158,000,040 | 673,200 | Shares | Sole | 2025-02-10 | |
| 2024-09-30 | $113,937,250 | 458,500 | Shares | Sole | 2024-11-08 | |
| 2024-06-30 | $99,787,912 | 464,800 | Shares | Sole | 2024-08-09 | |
| 2024-03-31 | $112,040,852 | 439,600 | Shares | Sole | 2024-05-14 | |
| 2023-12-31 | $52,972,758 | 224,100 | Shares | Sole | 2024-02-09 | |
| 2023-09-30 | $45,234,821 | 229,700 | Shares | Sole | 2023-11-13 | |
| 2023-06-30 | $52,404,236 | 231,100 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $26,775,600 | 126,300 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $21,611,034 | 87,700 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $19,644,205 | 93,700 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $21,910,756 | 96,400 | Shares | Sole | 2022-08-11 | |
| 2022-03-31 | $28,293,824 | 99,200 | Shares | Sole | 2022-05-11 | |
| 2021-12-31 | $32,152,680 | 108,000 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $27,441,975 | 114,700 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $31,079,511 | 117,100 | Shares | Sole | 2021-08-10 | |
| 2021-03-31 | $31,819,620 | 118,500 | Shares | Sole | 2021-05-14 | |
| 2020-12-31 | $30,128,948 | 126,800 | Shares | Sole | 2021-02-08 | |
| 2020-09-30 | $29,487,822 | 137,800 | Shares | Sole | 2020-11-13 | |
| 2020-06-30 | $27,757,617 | 158,100 | Shares | Sole | 2020-08-13 | |
| 2020-03-31 | $29,535,800 | 202,300 | Shares | Sole | 2020-05-14 | |
| No 13F history on record for this holder in this stock. | ||||||