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PRIMECAP Management

Manager: PRIMECAP Team · CIK: 0000763212

Est. portfolio value
$127B
Report date
2026-03-31
13F Source
Cached snapshot
Market data as of
8/4/2026, 1:01:20 PM

13F Filing Status

SEC deadline: 45 days after quarter end

On Track
Report date
2026-03-31
SEC filed
2026-05-11
Days since filing
86d
Next est. filing
2026-05-15

Cached snapshot

Showing top 20 of 320 positions — 50.3% of total 13F value. Full list not stored for large portfolios.

13F Holdings

20 / 320 positions
#TickerPriceValue (USD)Port. weightShares vs prior QWeight vs prior QStatus
1LLY$1,121.36$8.5B
6.68%

was 7.54%

-42.4K(-0.5%)-0.86%pDecreased
2MU$829.50$7.4B
5.82%

was 5.36%

-2.92M(-11.8%)+0.46%pDecreased
3GOOGL$373.51$4.3B
3.39%

was 3.58%

-140.8K(-0.9%)-0.19%pDecreased
4G0593M107$3.6B
2.83%
+18,213,708(New Position)+2.83%pNew Position
5KLAC$182.75$3.6B
2.83%

was 2.65%

-438.3K(-15.2%)+0.18%pDecreased
6INTC$91.00$3.3B
2.63%

was 2.13%

-370.3K(-0.5%)+0.51%pDecreased
7AMGN$378.87$3.1B
2.46%

was 2.21%

-30.9K(-0.3%)+0.25%pDecreased
8NVDA$206.64$3B
2.36%

was 2.43%

-39.3K(-0.2%)-0.07%pDecreased
9FDX$309.24$3B
2.33%

was 1.86%

-209.7K(-2.5%)+0.47%pDecreased
10BIIB$201.82$2.7B
2.13%

was 1.97%

-390(-0.0%)+0.16%pDecreased
11MSFT$487.65$2.7B
2.12%

was 2.67%

-23.0K(-0.3%)-0.55%pDecreased
12AMZN$284.02$2.5B
1.99%

was 2.14%

-149.2K(-1.2%)-0.16%pDecreased
13BABA$127.30$2.3B
1.85%

was 2.11%

-255.1K(-1.3%)-0.26%pDecreased
14TSLA$322.08$2.3B
1.79%

was 2.15%

-191.9K(-3.0%)-0.36%pDecreased
15SCHW$105.87$2.2B
1.73%

was 1.76%

+165.8K(+0.7%)-0.03%pIncreased
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PRIMECAP Management 13F Portfolio — Holdings, Adds & Trims