Filed: 5/11/2026ACC: 0000763212-26-000016
📋 What this filing means
PRIMECAP MANAGEMENT CO/CA/ filed this quarterly 13F‑HR report disclosing 320 equity positions with a total reported market value of $127.01B. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
320
Positions
$127.01B
Total AUM (reported)
1.29B
Total Shares
Allocation by class
COM$92.30B72.7%
COM NEW$5.36B4.2%
ORD$5.25B4.1%
CAP STK CL A$4.31B3.4%
SPONSORED ADS$4.20B3.3%
SPONSORED ADR$3.82B3.0%
CL A$2.23B1.8%
Portfolio Concentration
Top 3$20.18B15.9%
4–10$22.31B17.6%
11–25$29.07B22.9%
Rest$55.45B43.7%
Top 3 weight
15.9%
Top 10 weight
33.5%
Voting Authority Distribution
Total shares with voting rights: 1.29B
Sole
Full voting authority
1.24B
shares
% of voting shares96.8%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
41.70M
shares
% of voting shares3.2%
Investment Discretion (by position count)
Sole320
Shared0
Other0
Dominant voting typeSole · 96.8% of voting shares
Institutional Holdings320
Rows:
ELI LILLY & CO
SOLEShares9.22M
TypeSH
Market value$8.48B
6.68%
Sole
9.01M
Shared
0.00
None
214.01K
MICRON TECHNOLOGY INC
SOLEShares21.87M
TypeSH
Market value$7.39B
5.82%
Sole
21.43M
Shared
0.00
None
443.70K
ALPHABET INC
SOLEShares14.99M
TypeSH
Market value$4.31B
3.39%
Sole
14.51M
Shared
0.00
None
474.51K
ASTRAZENECA PLC
SOLEShares18.21M
TypeSH
Market value$3.59B
2.83%
Sole
17.69M
Shared
0.00
None
519.01K
KLA CORP
SOLEShares2.44M
TypeSH
Market value$3.59B
2.83%
Sole
2.40M
Shared
0.00
None
33.42K
INTEL CORP
SOLEShares75.76M
TypeSH
Market value$3.34B
2.63%
Sole
72.92M
Shared
0.00
None
2.84M
AMGEN INC
SOLEShares8.87M
TypeSH
Market value$3.12B
2.46%
Sole
8.68M
Shared
0.00
None
198.41K
NVIDIA CORPORATION
SOLEShares17.19M
TypeSH
Market value$3.00B
2.36%
Sole
16.92M
Shared
0.00
None
265.16K
FEDEX CORP
SOLEShares8.30M
TypeSH
Market value$2.96B
2.33%
Sole
8.13M
Shared
0.00
None
177.45K
BIOGEN INC
SOLEShares14.76M
TypeSH
Market value$2.71B
2.13%
Sole
14.36M
Shared
0.00
None
399.96K
MICROSOFT CORP
SOLEShares7.26M
TypeSH
Market value$2.69B
2.12%
Sole
7.08M
Shared
0.00
None
185.01K
AMAZON COM INC
SOLEShares12.11M
TypeSH
Market value$2.52B
1.99%
Sole
12.05M
Shared
0.00
None
56.90K
ALIBABA GROUP HLDG LTD
SOLEShares18.72M
TypeSH
Market value$2.35B
1.85%
Sole
18.18M
Shared
0.00
None
540.85K
TESLA INC
SOLEShares6.13M
TypeSH
Market value$2.28B
1.79%
Sole
6.08M
Shared
0.00
None
42.30K
SCHWAB CHARLES CORP
SOLEShares23.44M
TypeSH
Market value$2.20B
1.73%
Sole
22.82M
Shared
0.00
None
618.63K
BOSTON SCIENTIFIC CORP
SOLEShares32.53M
TypeSH
Market value$2.04B
1.61%
Sole
32.13M
Shared
0.00
None
401.79K
ROSS STORES INC
SOLEShares9.17M
TypeSH
Market value$1.99B
1.56%
Sole
9M
Shared
0.00
None
171.62K
TEXAS INSTRS INC
SOLEShares9.65M
TypeSH
Market value$1.87B
1.48%
Sole
9.44M
Shared
0.00
None
211.76K
SOUTHWEST AIRLS CO
SOLEShares47.07M
TypeSH
Market value$1.77B
1.39%
Sole
45.56M
Shared
0.00
None
1.51M
FLEXTRONICS INTL LTD
SOLEShares25.38M
TypeSH
Market value$1.66B
1.31%
Sole
23.81M
Shared
0.00
None
1.57M
ALPHABET INC
SOLEShares5.72M
TypeSH
Market value$1.64B
1.29%
Sole
5.47M
Shared
0.00
None
248.12K
TJX COS INC NEW
SOLEShares9.59M
TypeSH
Market value$1.53B
1.21%
Sole
9.46M
Shared
0.00
None
133.76K
CONOCOPHILLIPS
SOLEShares11.58M
TypeSH
Market value$1.53B
1.20%
Sole
11.32M
Shared
0.00
None
260.30K
BRISTOL-MYERS SQUIBB CO
SOLEShares24.99M
TypeSH
Market value$1.52B
1.19%
Sole
24.44M
Shared
0.00
None
544.87K
BEONE MEDICINES LTD
SOLEShares4.98M
TypeSH
Market value$1.48B
1.16%
Sole
4.89M
Shared
0.00
None
89.90K
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
ELI LILLY & COSOLE | COM | 9.22M | SH | $8.48B 6.68% | 9.01M | 0.00 | 214.01K |
MICRON TECHNOLOGY INCSOLE | COM | 21.87M | SH | $7.39B 5.82% | 21.43M | 0.00 | 443.70K |
ALPHABET INCSOLE | CAP STK CL A | 14.99M | SH | $4.31B 3.39% | 14.51M | 0.00 | 474.51K |
ASTRAZENECA PLCSOLE | ORD | 18.21M | SH | $3.59B 2.83% | 17.69M | 0.00 | 519.01K |
KLA CORPSOLE | COM NEW | 2.44M | SH | $3.59B 2.83% | 2.40M | 0.00 | 33.42K |
INTEL CORPSOLE | COM | 75.76M | SH | $3.34B 2.63% | 72.92M | 0.00 | 2.84M |
AMGEN INCSOLE | COM | 8.87M | SH | $3.12B 2.46% | 8.68M | 0.00 | 198.41K |
NVIDIA CORPORATIONSOLE | COM | 17.19M | SH | $3.00B 2.36% | 16.92M | 0.00 | 265.16K |
FEDEX CORPSOLE | COM | 8.30M | SH | $2.96B 2.33% | 8.13M | 0.00 | 177.45K |
BIOGEN INCSOLE | COM | 14.76M | SH | $2.71B 2.13% | 14.36M | 0.00 | 399.96K |
MICROSOFT CORPSOLE | COM | 7.26M | SH | $2.69B 2.12% | 7.08M | 0.00 | 185.01K |
AMAZON COM INCSOLE | COM | 12.11M | SH | $2.52B 1.99% | 12.05M | 0.00 | 56.90K |
ALIBABA GROUP HLDG LTDSOLE | SPONSORED ADS | 18.72M | SH | $2.35B 1.85% | 18.18M | 0.00 | 540.85K |
TESLA INCSOLE | COM | 6.13M | SH | $2.28B 1.79% | 6.08M | 0.00 | 42.30K |
SCHWAB CHARLES CORPSOLE | COM | 23.44M | SH | $2.20B 1.73% | 22.82M | 0.00 | 618.63K |
BOSTON SCIENTIFIC CORPSOLE | COM | 32.53M | SH | $2.04B 1.61% | 32.13M | 0.00 | 401.79K |
ROSS STORES INCSOLE | COM | 9.17M | SH | $1.99B 1.56% | 9M | 0.00 | 171.62K |
TEXAS INSTRS INCSOLE | COM | 9.65M | SH | $1.87B 1.48% | 9.44M | 0.00 | 211.76K |
SOUTHWEST AIRLS COSOLE | COM | 47.07M | SH | $1.77B 1.39% | 45.56M | 0.00 | 1.51M |
FLEXTRONICS INTL LTDSOLE | ORD | 25.38M | SH | $1.66B 1.31% | 23.81M | 0.00 | 1.57M |
ALPHABET INCSOLE | CAP STK CL C | 5.72M | SH | $1.64B 1.29% | 5.47M | 0.00 | 248.12K |
TJX COS INC NEWSOLE | COM | 9.59M | SH | $1.53B 1.21% | 9.46M | 0.00 | 133.76K |
CONOCOPHILLIPSSOLE | COM | 11.58M | SH | $1.53B 1.20% | 11.32M | 0.00 | 260.30K |
BRISTOL-MYERS SQUIBB COSOLE | COM | 24.99M | SH | $1.52B 1.19% | 24.44M | 0.00 | 544.87K |
BEONE MEDICINES LTDSOLE | SPONSORED ADS | 4.98M | SH | $1.48B 1.16% | 4.89M | 0.00 | 89.90K |
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