PRIMECAP MANAGEMENT CO/CA/
Top Portfolio Positions
318 positions ·
$125,609,644,506 total
· as of Mar 31, 2026
| Ticker | Company | Shares | Value (USD) | % of Portfolio | Open |
|---|---|---|---|---|---|
| LLY |
ELI LILLY & Co
Healthcare
|
9,223,432 | $8,483,436,050 | 6.75% | |
| MU |
Micron Technology Inc
Technology
|
21,874,204 | $7,389,981,079 | 5.88% | |
| GOOGL |
Alphabet Inc.
Communication Services
|
14,987,459 | $4,309,793,710 | 3.43% | |
| AZN |
Astrazeneca PLC
Healthcare
|
18,213,708 | $3,592,107,491 | 2.86% | |
| KLAC |
Kla Corp
Technology
|
2,437,647 | $3,589,215,819 | 2.86% | |
| INTC |
Intel Corp
Technology
|
75,761,968 | $3,343,375,647 | 2.66% | |
| AMGN |
Amgen Inc
Healthcare
|
8,874,129 | $3,122,362,288 | 2.49% | |
| NVDA |
Nvidia Corp
Technology
|
17,188,230 | $2,997,627,312 | 2.39% | |
| FDX |
Fedex Corp
Industrials
|
8,303,010 | $2,957,366,101 | 2.35% | |
| BIIB |
Biogen Inc.
Healthcare
|
14,757,607 | $2,705,512,091 | 2.15% |
Portfolio Trend
25 quarters · across all stocks
Holdings in ONC
Shares Held
Position Value (USD)
25 quarters on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $1,477,479,501 | 4,975,181 | Shares | Sole | 2026-05-11 | |
| 2025-12-31 | $1,513,150,313 | 4,980,581 | Shares | Sole | 2026-02-11 | |
| 2025-09-30 | $1,730,913,062 | 5,080,461 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $1,231,719,697 | 5,088,279 | Shares | Sole | 2025-08-11 | |
| 2025-03-31 | $1,375,956,523 | 5,055,504 | Shares | Sole | 2025-05-09 | |
| 2024-12-31 | $941,818,557 | 5,098,904 | Shares | Sole | 2025-02-10 | |
| 2024-09-30 | $1,116,777,623 | 4,974,289 | Shares | Sole | 2024-11-08 | |
| 2024-06-30 | $711,393,851 | 4,986,289 | Shares | Sole | 2024-08-09 | |
| 2024-03-31 | $782,237,601 | 5,001,839 | Shares | Sole | 2024-05-14 | |
| 2023-12-31 | $899,750,930 | 4,988,639 | Shares | Sole | 2024-02-09 | |
| 2023-09-30 | $900,921,883 | 5,008,739 | Shares | Sole | 2023-11-13 | |
| 2023-06-30 | $894,111,916 | 5,014,649 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $1,087,547,999 | 5,045,924 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $1,110,290,990 | 5,048,154 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $638,369,868 | 4,734,979 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $652,490,020 | 4,031,449 | Shares | Sole | 2022-08-11 | |
| 2022-03-31 | $699,480,434 | 3,708,804 | Shares | Sole | 2022-05-11 | |
| 2021-12-31 | $1,007,184,171 | 3,717,507 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $1,383,518,961 | 3,811,347 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $1,324,013,292 | 3,857,960 | Shares | Sole | 2021-08-10 | |
| 2021-03-31 | $1,353,627,079 | 3,888,839 | Shares | Sole | 2021-05-14 | |
| 2020-12-31 | $869,928,589 | 3,366,727 | Shares | Sole | 2021-02-08 | |
| 2020-09-30 | $965,957,888 | 3,372,287 | Shares | Sole | 2020-11-13 | |
| 2020-06-30 | $330,867,514 | 1,756,197 | Shares | Sole | 2020-08-13 | |
| 2020-03-31 | $209,289,585 | 1,700,021 | Shares | Sole | 2020-05-14 | |
| No 13F history on record for this holder in this stock. | ||||||