PRIMECAP MANAGEMENT CO/CA/ logo

PRIMECAP MANAGEMENT CO/CA/ Portfolio Analytics

Investment Analysis & Holdings Breakdown

Comprehensive portfolio analytics for PRIMECAP MANAGEMENT CO/CA/ with $130.57B in long positions as of Q3 2025, 29% allocated to Technology, and 32% concentrated in top 10 positions.

Portfolio Value
$130.57B
Top 10 Concentration
32%
Top Sector
Technology (29%)
US Exposure
97%
Market Cap Focus
Large Cap
Countries
9

Composition Analysis

Portfolio breakdown by sector, industry, and market capitalization

Sector Allocation

Technology: 29.30%TechnologyHealthcare: 18.30%HealthcareIndustrials: 11.10%IndustrialsFinancial Services: 9.20%Financial ServicesConsumer Cyclical: 9.10%Consumer CyclicalCommunication Services: 5.80%Energy: 2.40%Consumer Defensive: 1.40%Basic Materials: 0.80%Real Estate: 0.10%
Technology
29.30%
Healthcare
18.30%
Industrials
11.10%
Financial Services
9.20%
Consumer Cyclical
9.10%
Communication Services
5.80%
Energy
2.40%
Consumer Defensive
1.40%
Basic Materials
0.80%
Real Estate
0.10%

Industry Breakdown

85 industries across all sectors

Semiconductors: 15.63%SemiconductorsDrug Manufacturers - General: 10.78%Drug Manufacturers - GeneralSoftware - Infrastructure: 6.77%Internet Content & Information: 4.86%Airlines, Airports & Air Services: 3.87%Medical - Devices: 3.60%Financial - Capital Markets: 3.40%Hardware, Equipment & Parts: 2.55%Apparel - Retail: 2.49%Auto - Manufacturers: 2.26%Banks - Diversified: 2.18%Specialty Retail: 2.06%Integrated Freight & Logistics: 1.98%Financial - Credit Services: 1.72%Software - Application: 1.58%Medical - Diagnostics & Research: 1.57%Computer Hardware: 1.50%Engineering & Construction: 1.41%Aerospace & Defense: 1.34%Biotechnology: 1.21%Oil & Gas Exploration & Production: 0.99%Industrial - Machinery: 0.89%Asset Management: 0.84%Entertainment: 0.84%Drug Manufacturers - Specialty & Generic: 0.83%Oil & Gas Integrated: 0.82%Travel Services: 0.75%Communication Equipment: 0.75%57 more: 8.05%57 more
Semiconductors
Technology
15.63%
Drug Manufacturers - General
Healthcare
10.78%
Software - Infrastructure
Technology
6.77%
Internet Content & Information
Communication Services
4.86%
Airlines, Airports & Air Services
Industrials
3.87%
Medical - Devices
Healthcare
3.60%
Financial - Capital Markets
Financial Services
3.40%
Hardware, Equipment & Parts
Technology
2.55%
Apparel - Retail
Consumer Cyclical
2.49%
Auto - Manufacturers
Consumer Cyclical
2.26%
Banks - Diversified
Financial Services
2.18%
Specialty Retail
Consumer Cyclical
2.06%

Filter by Sector

Select a sector to filter industries

Market Cap Distribution

Mega Cap (> $200B): 29.90%Mega Cap (> $200B)Large Cap ($10B - $200B): 52.83%Large Cap ($10B - $200B)Mid Cap ($2B - $10B): 4.78%Small Cap ($300M - $2B): 0.41%Micro Cap ($50M - $300M): 0.02%Nano Cap (< $50M): 0.04%N/A (ETF or Unknown): 12.02%N/A (ETF or Unknown)
Mega Cap (> $200B)
29.90%
Large Cap ($10B - $200B)
52.83%
Mid Cap ($2B - $10B)
4.78%
Small Cap ($300M - $2B)
0.41%
Micro Cap ($50M - $300M)
0.02%
Nano Cap (< $50M)
0.04%
N/A (ETF or Unknown)
12.02%

Portfolio Concentration

Top 10 Holdings %
31.78%
Top 20 Holdings %
48.54%
Top 50 Holdings %
75.54%
Top 100 Holdings %
89.88%

Geographic Exposure

Portfolio breakdown by country of incorporation

Domestic (US)
97.1%
International
2.9%
Countries
9
Largest Int'l Market
Singapore - 1.33%
United States of America
97.10% ($126.79B)
301 holdings
Singapore
1.33% ($1.7B)
2 holdings
United Kingdom
0.54% ($699.0M)
5 holdings
Ireland
0.51% ($669.5M)
5 holdings
Canada
0.23% ($303.4M)
7 holdings
Luxembourg
0.12% ($153.5M)
1 holdings
Switzerland
0.10% ($131.7M)
2 holdings
Bermuda
0.04% ($48.8M)
1 holdings
Israel
0.04% ($46.8M)
2 holdings

Holding Behavior

Investment patterns and position management analysis

Portfolio Stability & Commitment

Avg. Top 10
41.4 quarters
Avg. Top 20
43.3 quarters
Avg. All Positions
27 quarters
Median Holding Period
25 quarters
Persistence Rate
89.57%
Persistent Holdings Weight
97.71%
Persistent Positions
292
Longest Held
Insulet Corporation logo
Insulet CorporationPODD - 49 quarters

Position Sizing & Influence

Current Quarter

Avg. New Position
0.002%
Avg. Position Weight
0.31%
Largest Position
Eli Lilly & Co. logo
Eli Lilly & Co.LLY - 6.31%
Largest Ownership Stake
Xencor, Inc. logo
Xencor, Inc.XNCR - 14.97%
Avg. Ownership Stake
1.86%
Ownership Stake >5%
19
Ownership Stake >1%
88

Historical (Since Q2 2013)

Avg. New Position
0.24%
Avg. Ownership Stake
3.69%
Largest Position
Eli Lilly & Co. logo
Eli Lilly & Co.LLY - 12.86% (Q2 2024)
Largest Ownership Stake
Axcelis Technologies Inc logo
Axcelis Technologies IncACLS - 41.65% (Q2 2016)

Portfolio Turnover

Current Quarter

Turnover Ratio
6.1%
Value Traded
$8.01B
Positions Added
2
Positions Exited
13

Historical (Since Q2 2013)

Avg. Turnover Ratio
4.0%
Avg. Positions Added
13
Avg. Positions Exited
7
Highest Turnover
10.3%
Q1 2014
Lowest Turnover
0.9%
Q3 2023

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