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Primecap Management

Primecap Management Portfolio holdings

AUM $169B Turnover 4.85%
1-Year Est. Return 114.72%
This Fund
S&P 500
This Quarter Est. Return
+12.92%
1 Year Est. Return
+114.72%
3 Year Est. Return
+234.44%
5 Year Est. Return
+291.25%
10 Year Est. Return
+1,263.36%
AUM
$132B
AUM Growth
+$1.54B
Cap. Flow
-$10.4B
Cap. Flow %
-7.87%
Top 10 Hldgs %
33.39%
Holding
337
New
10
Increased
60
Reduced
221
Closed
18
Avg Time Held
7.2 years
Top 10 Avg Time Held
3.5 years
Top 20 Avg Time Held
5.8 years

Top Buys

Rank Stock Value
1
AMZN icon
Amazon
AMZN
+$353M
2
SNPS icon
Synopsys
SNPS
+$288M
3
IEX icon
IDEX
IEX
+$256M
4
BAH icon
Booz Allen Hamilton
BAH
+$240M
5
NFLX icon
Netflix
NFLX
+$222M

Top Sells

Rank Stock Value
1
LLY icon
Eli Lilly
LLY
+$1.46B
2
MU icon
Micron Technology
MU
+$1.12B
3
KLAC icon
KLA
KLAC
+$773M
4
CVX icon
Chevron
CVX
+$615M
5
WFC icon
Wells Fargo
WFC
+$570M

Sector Composition

Rank Sector Weight
1 Technology 30.27%
2 Healthcare 26.35%
3 Industrials 11.65%
4 Consumer Discretionary 11.57%
5 Financials 8.72%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow Held Since
J icon
51
Jacobs Solutions
J
$16.6B
$600M 0.45%
4,525,959
-65,040
-1% -$9.54M
2013 Q2
50 quarters
MAT icon
52
Mattel
MAT
$4.95B
$591M 0.45%
29,804,075
-1,550,072
-5% -$29.9M
2017 Q2
34 quarters
MKTX icon
53
MarketAxess Holdings
MKTX
$5.79B
$576M 0.44%
3,175,425
+944,830
+42% +$161M
2013 Q2
50 quarters
IEX icon
54
IDEX
IEX
$17.4B
$574M 0.43%
3,226,787
+1,496,207
+86% +$256M
2013 Q2
50 quarters
TDG icon
55
TransDigm Group
TDG
$62.7B
$546M 0.41%
410,217
-175,156
-30% -$230M
2013 Q4
48 quarters
META icon
56
Meta Platforms (Facebook)
META
$1.88T
$521M 0.39%
788,790
-222,050
-22% -$148M
2018 Q1
31 quarters
CME icon
57
CME Group
CME
$104B
$513M 0.39%
1,879,018
-61,570
-3% -$16.7M
2013 Q2
50 quarters
CAT icon
58
Caterpillar
CAT
$338B
$504M 0.38%
880,170
-390,258
-31% -$217M
2013 Q2
50 quarters
AAPL icon
59
Apple
AAPL
$4.99T
$479M 0.36%
1,760,880
– –
2013 Q2
50 quarters
PYPL icon
60
PayPal
PYPL
$48.9B
$477M 0.36%
8,168,490
+1,487,560
+22% +$96.6M
2015 Q3
41 quarters
DLTR icon
61
Dollar Tree
DLTR
$23.3B
$471M 0.36%
3,832,425
-361,624
-9% -$38.7M
2020 Q2
22 quarters
HPE icon
62
Hewlett Packard
HPE
$77.8B
$461M 0.35%
19,212,717
-1,677,270
-8% -$39.5M
2015 Q4
40 quarters
FICO icon
63
Fair Isaac
FICO
$16.6B
$411M 0.31%
243,374
+62,724
+35% +$108M
2025 Q2
2 quarters
QCOM icon
64
Qualcomm
QCOM
$191B
$400M 0.3%
2,338,084
-123,638
-5% -$21.2M
2013 Q2
50 quarters
ALB icon
65
Albemarle
ALB
$11.6B
$397M 0.3%
2,805,069
-450,840
-14% -$51.2M
2018 Q3
29 quarters
BAH icon
66
Booz Allen Hamilton
BAH
$8.96B
$394M 0.3%
4,666,298
+2,682,460
+135% +$240M
2025 Q1
3 quarters
HPQ icon
67
HP
HPQ
$27.8B
$393M 0.3%
17,655,485
-476,860
-3% -$12.2M
2013 Q2
50 quarters
FLUT icon
68
Flutter Entertainment
FLUT
$13.2B
$384M 0.29%
1,787,790
+88,302
+5% +$19.9M
2025 Q1
3 quarters
ASML icon
69
ASML
ASML
$637B
$382M 0.29%
356,776
-30,700
-8% -$32M
2020 Q2
22 quarters
GKOS icon
70
Glaukos
GKOS
$9.77B
$381M 0.29%
3,376,928
+1,123,140
+50% +$107M
2017 Q4
32 quarters
LIN icon
71
Linde
LIN
$227B
$379M 0.29%
888,620
+349,700
+65% +$150M
2018 Q4
28 quarters
NFLX icon
72
Netflix
NFLX
$302B
$377M 0.29%
4,023,110
+2,060,710
+105% +$222M
2022 Q2
14 quarters
CSCO icon
73
Cisco
CSCO
$433B
$373M 0.28%
4,841,060
-407,500
-8% -$30.2M
2013 Q2
50 quarters
RYTM icon
74
Rhythm Pharmaceuticals
RYTM
$6.06B
$372M 0.28%
3,478,669
-784,190
-18% -$83.2M
2019 Q3
25 quarters
GLW icon
75
Corning
GLW
$119B
$362M 0.27%
4,138,172
-462,200
-10% -$39.8M
2013 Q2
50 quarters
1 2
3
4 5

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Primecap Management's Q4 2025 Portfolio in Review

As of Q4 2025, Primecap Management held 337 positions worth $132B, up 1.2% from $131B the previous quarter. Its ten largest holdings account for 33% of the portfolio.

Primecap Management withdrew a net $10.4B in Q4 2025, closing 18 positions and reducing 221 holdings. Its most notable exit was Electronic Arts, an estimated $68.4M position sold in full.

By sector, the portfolio is most concentrated in Technology at 30% of assets, down from 31% a quarter earlier, followed by Healthcare and Industrials.

Against the trend, Primecap Management opened a new position in Qnity Electronics Inc worth $79.4M.

  • Primecap Management's largest Q4 2025 buy was Qnity Electronics Inc: 972,974 shares worth $79.4M.
  • Primecap Management added most to Amazon in Q4 2025, an estimated $353M increase.
  • Primecap Management's biggest Q4 2025 reduction was Eli Lilly, cutting an estimated $1.46B.
  • Primecap Management fully exited Electronic Arts in Q4 2025, selling an estimated $68.4M.
  • Primecap Management's ten largest holdings make up 33% of its $132B portfolio in Q4 2025.
  • Primecap Management opened 10 new positions and closed 18 in Q4 2025.
  • Primecap Management's portfolio value rose 1.2% quarter-over-quarter to $132B.

Based on Primecap Management's 13F filing for Q4 2025, filed 11 Feb 2026.