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Primecap Management

Primecap Management Portfolio holdings

AUM $127B
1-Year Est. Return 44.11%
This Fund
S&P 500
This Quarter Est. Return
+12.92%
1 Year Est. Return
+44.11%
3 Year Est. Return
+121.64%
5 Year Est. Return
+154.22%
10 Year Est. Return
+724.54%
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

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
J icon
51
Jacobs Solutions
J
$17B
$600M 0.45%
4,525,959
-65,040
-1% -$9.54M
MAT icon
52
Mattel
MAT
$4.23B
$591M 0.45%
29,804,075
-1,550,072
-5% -$29.9M
MKTX icon
53
MarketAxess Holdings
MKTX
$5.72B
$576M 0.44%
3,175,425
+944,830
+42% +$161M
IEX icon
54
IDEX
IEX
$17.3B
$574M 0.43%
3,226,787
+1,496,207
+86% +$256M
TDG icon
55
TransDigm Group
TDG
$67.7B
$546M 0.41%
410,217
-175,156
-30% -$230M
META icon
56
Meta Platforms (Facebook)
META
$1.51T
$521M 0.39%
788,790
-222,050
-22% -$148M
CME icon
57
CME Group
CME
$94.8B
$513M 0.39%
1,879,018
-61,570
-3% -$16.7M
CAT icon
58
Caterpillar
CAT
$387B
$504M 0.38%
880,170
-390,258
-31% -$217M
AAPL icon
59
Apple
AAPL
$4.57T
$479M 0.36%
1,760,880
– –
PYPL icon
60
PayPal
PYPL
$50.5B
$477M 0.36%
8,168,490
+1,487,560
+22% +$96.6M
DLTR icon
61
Dollar Tree
DLTR
$25.2B
$471M 0.36%
3,832,425
-361,624
-9% -$38.7M
HPE icon
62
Hewlett Packard
HPE
$70.5B
$461M 0.35%
19,212,717
-1,677,270
-8% -$39.5M
FICO icon
63
Fair Isaac
FICO
$22.5B
$411M 0.31%
243,374
+62,724
+35% +$108M
QCOM icon
64
Qualcomm
QCOM
$176B
$400M 0.3%
2,338,084
-123,638
-5% -$21.2M
ALB icon
65
Albemarle
ALB
$15.5B
$397M 0.3%
2,805,069
-450,840
-14% -$51.2M
BAH icon
66
Booz Allen Hamilton
BAH
$9.15B
$394M 0.3%
4,666,298
+2,682,460
+135% +$240M
HPQ icon
67
HP
HPQ
$27.5B
$393M 0.3%
17,655,485
-476,860
-3% -$12.2M
FLUT icon
68
Flutter Entertainment
FLUT
$16.4B
$384M 0.29%
1,787,790
+88,302
+5% +$19.9M
ASML icon
69
ASML
ASML
$669B
$382M 0.29%
356,776
-30,700
-8% -$32M
GKOS icon
70
Glaukos
GKOS
$10.6B
$381M 0.29%
3,376,928
+1,123,140
+50% +$107M
LIN icon
71
Linde
LIN
$226B
$379M 0.29%
888,620
+349,700
+65% +$150M
NFLX icon
72
Netflix
NFLX
$309B
$377M 0.29%
4,023,110
+2,060,710
+105% +$222M
CSCO icon
73
Cisco
CSCO
$479B
$373M 0.28%
4,841,060
-407,500
-8% -$30.2M
RYTM icon
74
Rhythm Pharmaceuticals
RYTM
$7.96B
$372M 0.28%
3,478,669
-784,190
-18% -$83.2M
GLW icon
75
Corning
GLW
$143B
$362M 0.27%
4,138,172
-462,200
-10% -$39.8M
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.