Pat Dorsey - Dorsey Asset Management Investment Strategy & Portfolio Analysis
How Dorsey Asset Management allocates capital, manages risk, and constructs its portfolio — based on SEC 13F filings.
As of Mar 31, 2026, Pat Dorsey's Dorsey Asset Management portfolio reflects a concentrated approach across 10 reported 13F positions. Portfolio returns are primarily driven by a small set of high-conviction positions such as ASML, AerCap, and Applovin, with the top five holdings accounting for approximately 62% of total exposure and ASML alone contributing ~17%. While the portfolio includes 10 positions, economic outcomes are highly concentrated in a narrow set of technology and communication services names. Exposure to high-growth and technology-oriented segments is moderate relative to peers, with performance weighted across unknown, technology, and communication services. The portfolio maintains moderate turnover, consistent with periodic rebalancing rather than a fully static book. Distinctive traits include Moderate Turnover, Moderately Concentrated, Economically Concentrated.
Investment Style
Value, growth, quality, and behavioral classification from latest 13F holdings.
Primary type: High-Conviction Investor
Traits: Moderate Turnover, Moderately Concentrated, Economically Concentrated, Sector-Tilted
Turnover profile
Active
Holding horizon
Moderate
Portfolio Construction
Concentration and position sizing in the latest filing.
Portfolio construction is moderately concentrated: top three names represent 41.9% of assets, top five 61.6%, and the largest single position is 16.7%.
Top 3 weight
41.9%
Top 5 weight
61.6%
Top 10 weight
100.0%
Largest position
16.7%
Top holdings: ASML, AerCap, Applovin Corporation, Danaher Corporation, Royalty Pharma — view full holdings
Sector Preferences
Where capital is allocated by sector.
Capital is tilted toward Unknown and Technology, with 6 sectors represented in the latest filing.
Leading sectors: Unknown, Technology, Communication Services
Risk Framework
Concentration, diversification, and turnover tolerance.
This investor accepts moderate single-name risk (largest position 16.7%, top ten 100.0%) and moderate economic diversification (HHI 0.01). Turnover tolerance maps to a active profile.
Largest position
16.7%
Top 10 weight
100.0%
Max sector
40.3%
Diversification
Moderate
Strategy Evolution
How the strategy changed between the two most recent filing periods.
Dec 31, 2025 → Mar 31, 2026
- Top-five concentration fell from 66.3% to 61.6%.
- Dominant sector mix shifted from Unknown, Communication Services to Unknown, Technology.
- Quarter-over-quarter portfolio weight turnover: 30.0%.
For trade-level changes, see the Activity page. View activity.
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