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.

High Conviction

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

View full sector allocation

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.

Similar Investors

Peer group with comparable portfolio behavior.

Similar-investor comparisons are coming soon.