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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
+66.83%
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
$169B
AUM Growth
+$42.1B
Cap. Flow
-$1.64B
Cap. Flow %
-0.97%
Top 10 Hldgs %
42.55%
Holding
330
New
10
Increased
82
Reduced
180
Closed
6
Avg Time Held
7.4 years
Top 10 Avg Time Held
2.4 years
Top 20 Avg Time Held
6.1 years

Top Buys

Rank Stock Value
1
BSX icon
Boston Scientific
BSX
+$977M
2
FDXF icon
FedEx Freight
FDXF
+$663M
3
AAL icon
American Airlines Group
AAL
+$291M
4
SPCX icon
SpaceX
SPCX
+$239M
5
MRSH icon
Marsh
MRSH
+$239M

Top Sells

Rank Stock Value
1
MU icon
Micron Technology
MU
+$1.99B
2
KLAC icon
KLA
KLAC
+$762M
3
AMGN icon
Amgen
AMGN
+$725M
4
TXN icon
Texas Instruments
TXN
+$316M
5
FLEX icon
Flex
FLEX
+$246M

Sector Composition

Rank Sector Weight
1 Technology 42.77%
2 Healthcare 21.12%
3 Industrials 11.72%
4 Consumer Discretionary 8.17%
5 Financials 6.77%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow Held Since
TJX icon
26
TJX Companies
TJX
$159B
$1.44B 0.85%
9,476,020
-112,900
-1% -$17.9M
2013 Q2
52 quarters
ONC icon
27
BeOne Medicines Ltd
ONC
$42.3B
$1.43B 0.84%
5,007,931
+32,750
+0.7% +$9.65M
2017 Q2
36 quarters
RJF icon
28
Raymond James Financial
RJF
$30.3B
$1.41B 0.83%
9,242,552
-104,620
-1% -$15.9M
2018 Q4
30 quarters
NTAP icon
29
NetApp
NTAP
$42.2B
$1.4B 0.83%
9,016,690
-40,765
-0.5% -$5.33M
2013 Q2
52 quarters
GSK icon
30
GSK
GSK
$98.2B
$1.32B 0.78%
25,182,068
-22,470
-0.1% -$1.19M
2013 Q2
52 quarters
AAL icon
31
American Airlines Group
AAL
$8.13B
$1.28B 0.76%
70,732,954
+21,743,000
+44% +$291M
2013 Q4
50 quarters
BIDU icon
32
Baidu
BIDU
$28.1B
$1.26B 0.74%
11,010,100
-46,700
-0.4% -$5.78M
2019 Q4
26 quarters
ADI icon
33
Analog Devices
ADI
$196B
$1.24B 0.73%
3,128,329
-7,760
-0.2% -$3.07M
2013 Q2
52 quarters
JBL icon
34
Jabil
JBL
$30.1B
$1.22B 0.72%
3,167,120
-114,049
-3% -$39.4M
2013 Q2
52 quarters
COP icon
35
ConocoPhillips
COP
$170B
$1.2B 0.71%
11,588,365
+9,100
+0.1% +$1.08M
2024 Q1
9 quarters
SONY icon
36
Sony
SONY
$144B
$1.2B 0.71%
59,603,230
+1,072,400
+2% +$22.6M
2013 Q2
52 quarters
ELAN icon
37
Elanco Animal Health
ELAN
$11.8B
$1.12B 0.66%
45,445,012
-395,944
-0.9% -$9.15M
2018 Q3
31 quarters
JPM icon
38
JPMorgan Chase
JPM
$891B
$1.11B 0.65%
3,382,627
-20,900
-0.6% -$6.49M
2015 Q1
45 quarters
ADBE icon
39
Adobe
ADBE
$97.9B
$1.07B 0.63%
5,227,139
+496,293
+10% +$118M
2013 Q2
52 quarters
NTRS icon
40
Northern Trust
NTRS
$30.3B
$1.06B 0.63%
6,100,742
-448,295
-7% -$73.8M
2016 Q1
41 quarters
GLW icon
41
Corning
GLW
$119B
$1.06B 0.62%
4,131,872
-2,900
-0.1% -$528K
2013 Q2
52 quarters
NVS icon
42
Novartis
NVS
$286B
$1.03B 0.61%
6,592,124
-975,230
-13% -$146M
2013 Q2
52 quarters
TMO icon
43
Thermo Fisher Scientific
TMO
$258B
$994M 0.59%
1,982,271
-260
-0% -$125K
2013 Q4
50 quarters
CAT icon
44
Caterpillar
CAT
$338B
$928M 0.55%
871,700
-560
-0.1% -$492K
2013 Q2
52 quarters
MRVL icon
45
Marvell Technology
MRVL
$217B
$822M 0.49%
2,757,995
-216,710
-7% -$43.5M
2023 Q1
13 quarters
BMRN icon
46
BioMarin Pharmaceuticals
BMRN
$10.8B
$812M 0.48%
14,190,183
-3,822
-0% -$209K
2013 Q2
52 quarters
NXT icon
47
Nextpower Inc. Common Stock
NXT
$12.7B
$797M 0.47%
6,688,767
-72,080
-1% -$8.89M
2023 Q1
13 quarters
ORCL icon
48
Oracle
ORCL
$408B
$789M 0.47%
5,386,230
-287,900
-5% -$52.2M
2013 Q2
52 quarters
HPE icon
49
Hewlett Packard
HPE
$77.8B
$773M 0.46%
17,140,875
-88,205
-0.5% -$3.19M
2015 Q4
42 quarters
AMAT icon
50
Applied Materials
AMAT
$341B
$754M 0.45%
1,042,926
-131,200
-11% -$60.5M
2013 Q2
52 quarters
1
2
3 4 5

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Primecap Management's Q2 2026 Portfolio in Review

As of Q2 2026, Primecap Management held 330 positions worth $169B, up 33% from $127B the previous quarter. Its ten largest holdings account for 43% of the portfolio.

Trading was light in Q2 2026: portfolio turnover was 4.8%. Primecap Management opened 10 new positions and exited 6, leaving the 330-position portfolio largely intact.

By sector, the portfolio is most concentrated in Technology at 43% of assets, up from 31% a quarter earlier, followed by Healthcare and Industrials.

  • Primecap Management's largest Q2 2026 buy was FedEx Freight: 4,048,660 shares worth $611M.
  • Primecap Management added most to Boston Scientific in Q2 2026, an estimated $977M increase.
  • Primecap Management's biggest Q2 2026 reduction was Micron Technology, cutting an estimated $1.99B.
  • Primecap Management fully exited Coterra Energy in Q2 2026, selling an estimated $80.5M.
  • Primecap Management's ten largest holdings make up 43% of its $169B portfolio in Q2 2026.
  • Primecap Management opened 10 new positions and closed 6 in Q2 2026.
  • Primecap Management's portfolio value rose 33% quarter-over-quarter to $169B.

Based on Primecap Management's 13F filing for Q2 2026, filed 14 Aug 2026.