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Penbrook Management LLC Portfolio Analytics

Investment Analysis & Holdings Breakdown

Comprehensive portfolio analytics for Penbrook Management LLC with $143.0M in long positions as of Q3 2025, 23% allocated to Technology, and 51% concentrated in top 10 positions.

Portfolio Value
$143.0M
Top 10 Concentration
51%
Top Sector
Technology (23%)
US Exposure
93%
Market Cap Focus
Mega Cap
Countries
4

Composition Analysis

Portfolio breakdown by sector, industry, and market capitalization

Sector Allocation

Technology: 23.20%TechnologyFinancial Services: 12.60%Financial ServicesCommunication Services: 11.60%Communication ServicesIndustrials: 10.10%IndustrialsConsumer Cyclical: 8.90%Consumer CyclicalEnergy: 7.60%EnergyHealthcare: 3.20%ETF: 2.20%Basic Materials: 1.70%Consumer Defensive: 0.20%
Technology
23.20%
Financial Services
12.60%
Communication Services
11.60%
Industrials
10.10%
Consumer Cyclical
8.90%
Energy
7.60%
Healthcare
3.20%
ETF
2.20%
Basic Materials
1.70%
Consumer Defensive
0.20%

Industry Breakdown

46 industries across all sectors

Software - Infrastructure: 9.14%Software - InfrastructureInternet Content & Information: 8.68%Internet Content & InformationSpecialty Retail: 7.94%Specialty RetailSemiconductors: 7.85%SemiconductorsOil & Gas Midstream: 4.67%Financial - Data & Stock Exchanges: 4.55%Software - Application: 3.03%Specialty Business Services: 3.00%Aerospace & Defense: 2.85%ETF: 2.24%Asset Management: 2.20%Banks - Regional: 2.09%Staffing & Employment Services: 1.64%Gold: 1.63%Oil & Gas Exploration & Production: 1.61%Electrical Equipment & Parts: 1.38%Medical - Devices: 1.29%Broadcasting: 1.29%Insurance - Specialty: 1.21%Insurance - Diversified: 1.19%Hardware, Equipment & Parts: 1.06%Telecommunications Services: 1.02%Communication Equipment: 0.95%Financial - Credit Services: 0.90%Drug Manufacturers - General: 0.85%Oil & Gas Equipment & Services: 0.83%Travel Services: 0.75%Information Technology Services: 0.52%Oil & Gas Integrated: 0.50%Industrial - Machinery: 0.50%Integrated Freight & Logistics: 0.49%Advertising Agencies: 0.43%Medical - Instruments & Supplies: 0.41%Computer Hardware: 0.36%12 more: 2.35%
Software - Infrastructure
Technology
9.14%
Internet Content & Information
Communication Services
8.68%
Specialty Retail
Consumer Cyclical
7.94%
Semiconductors
Technology
7.85%
Oil & Gas Midstream
Energy
4.67%
Financial - Data & Stock Exchanges
Financial Services
4.55%
Software - Application
Technology
3.03%
Specialty Business Services
Industrials
3.00%
Aerospace & Defense
Industrials
2.85%
ETF
ETF
2.24%
Asset Management
Financial Services
2.20%
Banks - Regional
Financial Services
2.09%

Filter by Sector

Select a sector to filter industries

Market Cap Distribution

Mega Cap (> $200B): 29.95%Mega Cap (> $200B)Large Cap ($10B - $200B): 21.11%Large Cap ($10B - $200B)Mid Cap ($2B - $10B): 13.26%Mid Cap ($2B - $10B)Small Cap ($300M - $2B): 10.87%Small Cap ($300M - $2B)Micro Cap ($50M - $300M): 3.60%Nano Cap (< $50M): 0.93%N/A (ETF or Unknown): 20.29%N/A (ETF or Unknown)
Mega Cap (> $200B)
29.95%
Large Cap ($10B - $200B)
21.11%
Mid Cap ($2B - $10B)
13.26%
Small Cap ($300M - $2B)
10.87%
Micro Cap ($50M - $300M)
3.60%
Nano Cap (< $50M)
0.93%
N/A (ETF or Unknown)
20.29%

Portfolio Concentration

Top 10 Holdings %
51.35%
Top 20 Holdings %
65.48%
Top 50 Holdings %
88.9%
Top 100 Holdings %
99.98%

Geographic Exposure

Portfolio breakdown by country of incorporation

Domestic (US)
92.62%
International
7.38%
Countries
4
Largest Int'l Market
Canada - 6.93%
United States of America
92.62% ($132.5M)
95 holdings
Canada
6.93% ($9.9M)
5 holdings
Singapore
0.24% ($349.5K)
1 holdings
Australia
0.20% ($291.0K)
1 holdings

Holding Behavior

Investment patterns and position management analysis

Portfolio Stability & Commitment

Avg. Top 10
22.1 quarters
Avg. Top 20
20.3 quarters
Avg. All Positions
16.2 quarters
Median Holding Period
13.5 quarters
Persistence Rate
75.49%
Persistent Holdings Weight
91.98%
Persistent Positions
77
Longest Held
Moody's Corporation logo
Moody's CorporationMCO - 31 quarters

Position Sizing & Influence

Current Quarter

Avg. New Position
0.15%
Avg. Position Weight
0.98%
Largest Position
NVO
Novo-Nordisk A/SNVO - 12.09%
Largest Ownership Stake
Data I/O Corp logo
Data I/O CorpDAIO - 3.76%
Avg. Ownership Stake
0.09%
Ownership Stake >5%
0
Ownership Stake >1%
1

Historical (Since Q4 2013)

Avg. New Position
0.77%
Avg. Ownership Stake
0.15%
Largest Position
NVO
Novo-Nordisk A/SNVO - 27.24% (Q2 2024)
Largest Ownership Stake
Data I/O Corp logo
Data I/O CorpDAIO - 6.23% (Q4 2013)

Portfolio Turnover

Current Quarter

Turnover Ratio
7.4%
Value Traded
$10.55M
Positions Added
5
Positions Exited
16

Historical (Since Q4 2013)

Avg. Turnover Ratio
6.4%
Avg. Positions Added
9
Avg. Positions Exited
8
Highest Turnover
50.0%
Q4 2013
Lowest Turnover
1.8%
Q3 2022

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