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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
+0.32%
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
$127B
AUM Growth
-$5.1B
Cap. Flow
-$1.76B
Cap. Flow %
-1.39%
Top 10 Hldgs %
33.45%
Holding
327
New
8
Increased
75
Reduced
180
Closed
7

Top Buys

Rank Stock Value
1
ADBE icon
Adobe
ADBE
+$292M
2
GTLB icon
GitLab
GTLB
+$179M
3
BA icon
Boeing
BA
+$179M
4
ERIC icon
Ericsson
ERIC
+$118M
5
BSX icon
Boston Scientific
BSX
+$115M

Top Sells

Rank Stock Value
1
MU icon
Micron Technology
MU
+$1.14B
2
KLAC icon
KLA
KLAC
+$641M
3
QCOM icon
Qualcomm
QCOM
+$238M
4
TXN icon
Texas Instruments
TXN
+$87M
5
FLEX icon
Flex
FLEX
+$84.3M

Sector Composition

Rank Sector Weight
1 Technology 31.09%
2 Healthcare 25.64%
3 Industrials 12.04%
4 Consumer Discretionary 10.88%
5 Financials 8.41%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
CSX icon
176
CSX Corp
CSX
$92.8B
$67.1M 0.05%
1,634,900
-557,100
-25% -$21.8M
NBIX icon
177
Neurocrine Biosciences
NBIX
$17.4B
$65.4M 0.05%
496,340
-11,400
-2% -$1.51M
OSIS icon
178
OSI Systems
OSIS
$3.46B
$65M 0.05%
244,660
-23,050
-9% -$6.37M
WM icon
179
Waste Management
WM
$94.9B
$63.8M 0.05%
+277,600
New +$63.8M
CVNA icon
180
Carvana
CVNA
$44.9B
$62.1M 0.05%
987,625
+102,500
+12% +$7.61M
DELL icon
181
Dell
DELL
$285B
$61.5M 0.05%
374,650
-500
-0.1% -$66.6K
ACLS icon
182
Axcelis
ACLS
$4.36B
$61.3M 0.05%
658,652
-6,290
-0.9% -$557K
CPRI icon
183
Capri Holdings
CPRI
$1.86B
$61M 0.05%
3,462,035
-444,709
-11% -$9.41M
VIK icon
184
Viking Holdings
VIK
$44.8B
$57.6M 0.05%
784,273
– –
LYFT icon
185
Lyft
LYFT
$5.57B
$56.2M 0.04%
4,223,630
-97,670
-2% -$1.51M
PSN icon
186
Parsons
PSN
$6.16B
$55.3M 0.04%
1,020,400
+369,700
+57% +$23.6M
VNOM icon
187
Viper Energy
VNOM
$8.84B
$54.8M 0.04%
1,165,252
+473,152
+68% +$20.3M
TROX icon
188
Tronox
TROX
$1.06B
$53.5M 0.04%
5,478,402
– –
RYAAY icon
189
Ryanair
RYAAY
$30.3B
$52.8M 0.04%
912,972
-74,000
-7% -$4.88M
UNH icon
190
UnitedHealth
UNH
$392B
$50.5M 0.04%
186,521
-6,900
-4% -$2.05M
KNX icon
191
Knight Transportation
KNX
$12.4B
$50.1M 0.04%
869,677
-10,000
-1% -$573K
LHX icon
192
L3Harris
LHX
$53.1B
$49.4M 0.04%
+143,000
New +$50M
CRM icon
193
Salesforce
CRM
$133B
$48.4M 0.04%
259,450
-9,000
-3% -$1.86M
OLLI icon
194
Ollie's Bargain Outlet
OLLI
$4.02B
$47.5M 0.04%
516,590
+30,600
+6% +$3.3M
CRL icon
195
Charles River Laboratories
CRL
$10.5B
$46M 0.04%
266,890
– –
PINS icon
196
Pinterest
PINS
$12.6B
$45.4M 0.04%
2,477,400
-1,300
-0.1% -$27.1K
ELF icon
197
e.l.f. Beauty
ELF
$4.66B
$42.5M 0.03%
701,710
+118,625
+20% +$9.65M
XOM icon
198
ExxonMobil
XOM
$640B
$42.4M 0.03%
249,726
-15,904
-6% -$2.32M
BBIO icon
199
BridgeBio Pharma
BBIO
$16.2B
$42.3M 0.03%
569,180
-500
-0.1% -$36.2K
DE icon
200
Deere & Co
DE
$164B
$40.9M 0.03%
72,670
– –
6 7
8
9 10

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Primecap Management's Q1 2026 Portfolio in Review

As of Q1 2026, Primecap Management held 327 positions worth $127B, down 3.9% from $132B the previous quarter. Its ten largest holdings account for 33% of the portfolio.

Trading was light in Q1 2026: portfolio turnover was 4.6%. Primecap Management opened 8 new positions and exited 7, leaving the 327-position portfolio largely intact.

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

  • Primecap Management's largest Q1 2026 buy was Waste Management: 277,600 shares worth $63.8M.
  • Primecap Management added most to Adobe in Q1 2026, an estimated $292M increase.
  • Primecap Management's biggest Q1 2026 reduction was Micron Technology, cutting an estimated $1.14B.
  • Primecap Management fully exited CyberArk in Q1 2026, selling an estimated $13.6M.
  • Primecap Management's ten largest holdings make up 33% of its $127B portfolio in Q1 2026.
  • Primecap Management opened 8 new positions and closed 7 in Q1 2026.
  • Primecap Management's portfolio value fell 3.9% quarter-over-quarter to $127B.

Based on Primecap Management's 13F filing for Q1 2026, filed 11 May 2026.