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.
According to the SEC 13F filed on Aug 14, 2026, Pat Dorsey's Dorsey Asset Management portfolio reflects a concentrated approach across 10 reported 13F positions as of quarter-end Jun 30, 2026. Portfolio returns are primarily driven by a small set of high-conviction positions such as ASML, Applovin, and Royalty Pharma, with the top five holdings accounting for approximately 60% of total exposure and ASML alone contributing ~18%. While the portfolio includes 10 positions, economic outcomes are highly concentrated in a narrow set of large-cap technology and growth-oriented names. Exposure to high-growth and technology-oriented segments is elevated relative to peers, with performance anchored in growth-oriented names across unknown, technology, and communication services. The portfolio exhibits extremely low turnover, reinforcing a patient, conviction-led investment approach. Distinctive traits include Long-Term Holder, Moderately Concentrated, Economically Concentrated.
Investment Style
Value, growth, quality, and behavioral classification from latest 13F holdings.
Primary type: Growth-Oriented Investor
Traits: Long-Term Holder, Moderately Concentrated, Economically Concentrated
Turnover profile
Buy & Hold
Holding horizon
Long-Term
Portfolio Construction
Concentration and position sizing in the latest filing.
Portfolio construction is moderately concentrated: top three names represent 42.3% of assets, top five 60.0%, and the largest single position is 17.6%.
Top 3 weight
42.3%
Top 5 weight
60.0%
Top 10 weight
100.0%
Largest position
17.6%
Top holdings: ASML, Applovin Corporation, Royalty Pharma, Booking Holdings Inc. Common St, S&P Global Inc. — 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 17.6%, top ten 100.0%) and moderate economic diversification (HHI 0.01). Turnover tolerance maps to a buy & hold profile.
Largest position
17.6%
Top 10 weight
100.0%
Max sector
34.5%
Diversification
Moderate
Strategy Evolution
How the strategy changed between the two most recent filing periods.
Mar 31, 2026 → Jun 30, 2026
- Top-five concentration fell from 61.6% to 60.0%.
- Quarter-over-quarter portfolio weight turnover: 9.4%.
For trade-level changes, see the Activity page. View activity.
Similar Investors
Peer group with comparable portfolio behavior.
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