PRIMECAP MANAGEMENT CO CA
Q2 2024 Form 13-F
PASADENA, CALIFORNIA
CIK 0000763212
· CRD 105516
· SEC-registered investment adviser
$138.1B Reported Value Total
PRIMECAP MANAGEMENT CO reports 37 total accounts under management (AUM). There are 37 discretionary accounts valued at $134,476,880,987, and 0 non-discretionary accounts.
Source: Form ADV filed * Note that certain holdings are exempt from Form 13-F reporting, so the AUM totals may be greater than the Form 13-F total.
Source: Form ADV filed 2026-07-29
Reported value
$138.1B
Quarter over quarter
+4.4%
Holdings
332
Top-10 concentration
39.0%
Key People
Form ADV owners & control persons
Joel Paul Fried
CHAIRMAN
Mohammed Mohsin Ansari
VICE CHAIRMAN
Theofanis A Kolokotrones
CHAIRMAN EMERITUS
Filing Navigation
Coverage begins with the second quarter of 2013. Earlier quarters are not shown while their accuracy is being verified.
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Q2 2024 13F record
Q2 2024 13F filing summary
| Period of report | June 30, 2024 |
|---|---|
| Filed | August 09, 2024 |
| Form | 13F-HR |
| Reported value | $138.1B |
| Positions | 332 |
| Change in reported value | +3.0% |
| New positions | 9 |
| Exited positions | 12 |
| Position turnover | 6.1% |
| Top-10 concentration | 39.0% |
13F filings by quarter
| Quarter | Positions | Value |
|---|---|---|
|
Q2 2026 13F
Filed Aug 14, 2026
|
324 | $169.1B |
|
Q1 2026 13F
Filed May 11, 2026
|
320 | $127.0B |
|
Q4 2025 13F
Filed Feb 11, 2026
|
319 | $132.1B |
|
Q3 2025 13F
Filed Nov 12, 2025
|
327 | $130.6B |
|
Q2 2025 13F
Filed Aug 11, 2025
|
333 | $126.2B |
|
Q1 2025 13F
Filed May 9, 2025
|
335 | $121.0B |
|
Q4 2024 13F
Filed Feb 10, 2025
|
329 | $129.1B |
|
Q3 2024 13F
Filed Nov 8, 2024
|
336 | $136.0B |
|
Q2 2024 13F
Filed Aug 9, 2024
|
332 | $138.1B |
|
Q1 2024 13F
Filed May 14, 2024
|
335 | $134.1B |
|
Q4 2023 13F
Filed Feb 9, 2024
|
334 | $126.3B |
|
Q3 2023 13F
Filed Nov 13, 2023
|
331 | $118.5B |
|
Q2 2023 13F
Filed Aug 11, 2023
|
328 | $119.7B |
|
Q1 2023 13F
Filed May 15, 2023
|
331 | $114.7B |
|
Q4 2022 13F
Filed Feb 13, 2023
|
334 | $109.2B |
|
Q3 2022 13F
Filed Nov 14, 2022
|
335 | $103.3B |
|
Q2 2022 13F
Filed Aug 11, 2022
|
341 | $111.9B |
|
Q1 2022 13F
Filed May 11, 2022
|
339 | $132.6B |
|
Q4 2021 13F
Filed Feb 11, 2022
|
342 | $144.5B |
|
Q3 2021 13F
Filed Nov 12, 2021
|
337 | $141.7B |
33 earlier quarters on file — choose one from the quarter menu above.
Top 20 holdings · Q2 2024
| # | Holding | Reported value | % of portfolio |
|---|---|---|---|
| 1 | LLY ELI LILLY & CO | $17.8B | 12.86% |
| 2 | MU MICRON TECHNOLOGY INC | $4.9B | 3.56% |
| 3 | KLAC KLA CORP | $4.5B | 3.29% |
| 4 | AMGN AMGEN INC | $4.5B | 3.27% |
| 5 | MSFT MICROSOFT CORP | $4.5B | 3.25% |
| 6 | FDX FEDEX CORP | $3.8B | 2.78% |
| 7 | BIIB BIOGEN INC | $3.8B | 2.74% |
| 8 | GOOGL ALPHABET INC | $3.4B | 2.49% |
| 9 | AZN ASTRAZENECA PLC | $3.3B | 2.41% |
| 10 | ADBE ADOBE INC | $3.2B | 2.31% |
| 11 | TXN TEXAS INSTRS INC | $3.0B | 2.16% |
| 12 | BSX BOSTON SCIENTIFIC CORP | $2.9B | 2.12% |
| 13 | NVDA NVIDIA CORPORATION | $2.7B | 1.94% |
| 14 | INTC INTEL CORP | $2.4B | 1.74% |
| 15 | GOOG ALPHABET INC | $2.3B | 1.66% |
| 16 | WFC WELLS FARGO CO NEW | $2.2B | 1.6% |
| 17 | SONY SONY GROUP CORP | $1.8B | 1.32% |
| 18 | ORCL ORACLE CORP | $1.8B | 1.31% |
| 19 | NTAP NETAPP INC | $1.8B | 1.29% |
| 20 | TSLA TESLA INC | $1.7B | 1.26% |
Values as reported on the Q2 2024 Form 13F. Every position is in the holdings table below.