Boston Common Asset Management, LLC logo

Boston Common Asset Management, LLC Portfolio Analytics

Investment Analysis & Holdings Breakdown

Comprehensive portfolio analytics for Boston Common Asset Management, LLC with $1.7B in long positions as of Q3 2025, 28% allocated to Technology, and 34% concentrated in top 10 positions.

Portfolio Value
$1.7B
Top 10 Concentration
34%
Top Sector
Technology (28%)
US Exposure
87%
Market Cap Focus
Large Cap
Countries
8

Composition Analysis

Portfolio breakdown by sector, industry, and market capitalization

Sector Allocation

Technology: 27.80%TechnologyFinancial Services: 12.30%Financial ServicesIndustrials: 10.40%IndustrialsCommunication Services: 10.20%Communication ServicesHealthcare: 8.60%HealthcareConsumer Cyclical: 5.40%Consumer Defensive: 3.70%Basic Materials: 3.20%Real Estate: 3.20%Utilities: 1.80%Energy: 0.60%ETF: 0.10%
Technology
27.80%
Financial Services
12.30%
Industrials
10.40%
Communication Services
10.20%
Healthcare
8.60%
Consumer Cyclical
5.40%
Consumer Defensive
3.70%
Basic Materials
3.20%
Real Estate
3.20%
Utilities
1.80%
Energy
0.60%
ETF
0.10%

Industry Breakdown

54 industries across all sectors

Semiconductors: 15.50%SemiconductorsInternet Content & Information: 5.11%Software - Infrastructure: 5.04%Drug Manufacturers - General: 4.41%Consumer Electronics: 3.92%Financial - Capital Markets: 3.02%Industrial - Machinery: 2.92%Electrical Equipment & Parts: 2.75%Telecommunications Services: 2.63%Software - Application: 2.52%Household & Personal Products: 2.50%Entertainment: 2.47%Financial - Credit Services: 2.47%Medical - Diagnostics & Research: 2.06%Construction Materials: 1.81%Apparel - Retail: 1.51%Travel Services: 1.45%Regulated Water: 1.39%Railroads: 1.24%Asset Management: 1.16%Home Improvement: 1.09%Banks - Regional: 1.08%Insurance - Property & Casualty: 1.03%Real Estate - Services: 1.03%REIT - Specialty: 1.02%Medical - Devices: 0.98%Biotechnology: 0.94%Insurance - Life: 0.88%Financial - Data & Stock Exchanges: 0.87%Chemicals - Specialty: 0.87%Engineering & Construction: 0.86%Insurance - Brokers: 0.86%Discount Stores: 0.85%Specialty Retail: 0.82%20 more: 8.32%20 more
Semiconductors
Technology
15.50%
Internet Content & Information
Communication Services
5.11%
Software - Infrastructure
Technology
5.04%
Drug Manufacturers - General
Healthcare
4.41%
Consumer Electronics
Technology
3.92%
Financial - Capital Markets
Financial Services
3.02%
Industrial - Machinery
Industrials
2.92%
Electrical Equipment & Parts
Industrials
2.75%
Telecommunications Services
Communication Services
2.63%
Software - Application
Technology
2.52%
Household & Personal Products
Consumer Defensive
2.50%
Entertainment
Communication Services
2.47%

Filter by Sector

Select a sector to filter industries

Market Cap Distribution

Mega Cap (> $200B): 37.44%Mega Cap (> $200B)Large Cap ($10B - $200B): 42.33%Large Cap ($10B - $200B)Mid Cap ($2B - $10B): 1.18%N/A (ETF or Unknown): 19.04%N/A (ETF or Unknown)
Mega Cap (> $200B)
37.44%
Large Cap ($10B - $200B)
42.33%
Mid Cap ($2B - $10B)
1.18%
N/A (ETF or Unknown)
19.04%

Portfolio Concentration

Top 10 Holdings %
33.87%
Top 20 Holdings %
49.07%
Top 50 Holdings %
76.33%
Top 100 Holdings %
97.72%

Geographic Exposure

Portfolio breakdown by country of incorporation

Domestic (US)
86.93%
International
13.07%
Countries
8
Largest Int'l Market
Taiwan - 6.67%
United States of America
86.93% ($1.5B)
121 holdings
Taiwan
6.67% ($113.7M)
1 holdings
Ireland
3.58% ($60.9M)
4 holdings
Switzerland
1.60% ($27.3M)
3 holdings
Uruguay
0.82% ($13.9M)
1 holdings
Canada
0.22% ($3.7M)
2 holdings
India
0.14% ($2.4M)
1 holdings
United Kingdom
0.04% ($686.5K)
1 holdings

Holding Behavior

Investment patterns and position management analysis

Portfolio Stability & Commitment

Avg. Top 10
33.1 quarters
Avg. Top 20
26 quarters
Avg. All Positions
16 quarters
Median Holding Period
8 quarters
Persistence Rate
63.43%
Persistent Holdings Weight
74.07%
Persistent Positions
85
Longest Held
Colgate-Palmolive Company logo
Colgate-Palmolive CompanyCL - 49 quarters

Position Sizing & Influence

Current Quarter

Avg. New Position
0.51%
Avg. Position Weight
0.75%
Largest Position
Taiwan Semiconductor Manufacturing Company Ltd. logo
Taiwan Semiconductor Manufacturing Company Ltd.TSM - 6.67%
Largest Ownership Stake
HA Sustainable Infrastructure Capital, Inc. logo
HA Sustainable Infrastructure Capital, Inc.HASI - 0.18%
Avg. Ownership Stake
0.02%
Ownership Stake >5%
0
Ownership Stake >1%
0

Historical (Since Q2 2013)

Avg. New Position
0.54%
Avg. Ownership Stake
0.07%
Largest Position
Check Point Software Technologies Ltd logo
Check Point Software Technologies LtdCHKP - 8.67% (Q1 2016)
Largest Ownership Stake
Sprouts Farmers Market, Inc. logo
Sprouts Farmers Market, Inc.SFM - 1.27% (Q4 2021)

Portfolio Turnover

Current Quarter

Turnover Ratio
7.8%
Value Traded
$133.73M
Positions Added
2
Positions Exited
9

Historical (Since Q2 2013)

Avg. Turnover Ratio
9.0%
Avg. Positions Added
9
Avg. Positions Exited
10
Highest Turnover
17.3%
Q2 2021
Lowest Turnover
3.1%
Q1 2014

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