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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
OKTA icon
126
Okta
OKTA
$33.2B
$142M 0.11%
1,641,028
+51,990
+3% +$4.54M
2020 Q1
23 quarters
NTNX icon
127
Nutanix
NTNX
$18.1B
$140M 0.11%
2,706,553
-2,980
-0.1% -$182K
2017 Q2
34 quarters
BAC icon
128
Bank of America
BAC
$364B
$140M 0.11%
2,540,732
+78,900
+3% +$4.17M
2017 Q1
35 quarters
TER icon
129
Teradyne
TER
$52.3B
$139M 0.11%
716,570
-1,834,698
-72% -$315M
2015 Q3
41 quarters
IMCR icon
130
Immunocore
IMCR
$1.52B
$138M 0.1%
3,961,880
+207,320
+6% +$7.32M
2024 Q1
7 quarters
GS icon
131
Goldman Sachs
GS
$261B
$137M 0.1%
155,430
-8,400
-5% -$6.85M
2020 Q4
20 quarters
GD icon
132
General Dynamics
GD
$92.5B
$134M 0.1%
399,010
-32,460
-8% -$11.1M
2016 Q4
36 quarters
WDC icon
133
Western Digital
WDC
$128B
$130M 0.1%
753,540
-211,530
-22% -$32.1M
2016 Q2
38 quarters
KEYS icon
134
Keysight
KEYS
$57.2B
$120M 0.09%
592,605
-14,090
-2% -$2.61M
2014 Q4
44 quarters
RVTY icon
135
Revvity
RVTY
$17.2B
$120M 0.09%
1,238,285
-94,546
-7% -$9.08M
2013 Q2
50 quarters
CIEN icon
136
Ciena
CIEN
$48.3B
$120M 0.09%
511,600
-75,600
-13% -$14.7M
2020 Q2
22 quarters
FORM icon
137
FormFactor
FORM
$8.42B
$116M 0.09%
2,081,246
-243,368
-10% -$12.3M
2013 Q2
50 quarters
TXT icon
138
Textron
TXT
$13.1B
$110M 0.08%
1,264,940
-1,778,280
-58% -$149M
2016 Q2
38 quarters
ZM icon
139
Zoom
ZM
$27.7B
$108M 0.08%
1,249,600
+72,850
+6% +$6.13M
2020 Q1
23 quarters
MOG.A icon
140
Moog Inc Class A
MOG.A
$12B
$107M 0.08%
439,860
-16,700
-4% -$3.67M
2023 Q3
9 quarters
STX icon
141
Seagate
STX
$149B
$106M 0.08%
384,282
-270,275
-41% -$70.1M
2022 Q4
12 quarters
ALC icon
142
Alcon
ALC
$32.1B
$106M 0.08%
1,340,866
-4,040
-0.3% -$311K
2019 Q2
26 quarters
INDI icon
143
indie Semiconductor
INDI
$445M
$105M 0.08%
29,774,708
+873,940
+3% +$3.83M
2021 Q3
17 quarters
LYV icon
144
Live Nation Entertainment
LYV
$40.2B
$104M 0.08%
730,600
-31,280
-4% -$4.5M
2020 Q3
21 quarters
DOW icon
145
Dow Inc
DOW
$21.5B
$104M 0.08%
4,432,562
-18,560
-0.4% -$427K
2019 Q2
26 quarters
DSGX icon
146
Descartes Systems
DSGX
$7.48B
$103M 0.08%
1,178,440
-4,700
-0.4% -$420K
2013 Q2
50 quarters
APP icon
147
Applovin
APP
$91.6B
$103M 0.08%
152,525
-21,800
-13% -$13.7M
2024 Q4
4 quarters
IMNM icon
148
Immunome
IMNM
$1.96B
$101M 0.08%
4,685,441
+1,667,432
+55% +$29.3M
2024 Q1
7 quarters
JBHT icon
149
JB Hunt Transport Services
JBHT
$21.4B
$101M 0.08%
517,710
-123,100
-19% -$21.1M
2022 Q3
13 quarters
ROK icon
150
Rockwell Automation
ROK
$47.7B
$99.2M 0.08%
254,910
-126,202
-33% -$47.4M
2013 Q2
50 quarters

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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.