Brian Bares - Bares Capital Management Investment Strategy & Portfolio Analysis
How Bares Capital Management allocates capital, manages risk, and constructs its portfolio — based on SEC 13F filings.
As of Mar 31, 2026, Brian Bares's Bares Capital Management portfolio reflects a highly concentrated, high-conviction approach across 24 reported 13F positions. Portfolio returns are primarily driven by a small set of high-conviction positions such as Pegasystems, Block,, and Workday,, with the top five holdings accounting for approximately 67% of total exposure and Pegasystems alone contributing ~18%. While the portfolio includes 24 positions, economic outcomes are highly concentrated in a narrow set of large-cap technology and growth-oriented names, indicating a meaningful divergence between structural diversification and return concentration. Exposure to high-growth and technology-oriented segments is elevated relative to peers, with performance anchored in growth-oriented names across technology, healthcare, and consumer discretionary. 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, Structurally Diversified
Turnover profile
Buy & Hold
Holding horizon
Long-Term
Portfolio Construction
Concentration and position sizing in the latest filing.
Portfolio construction is highly concentrated: top three names represent 44.4% of assets, top five 67.0%, and the largest single position is 17.9%.
Top 3 weight
44.4%
Top 5 weight
67.0%
Top 10 weight
96.4%
Largest position
17.9%
Top holdings: Pegasystems Inc., Block, Inc., Workday, Inc., Interactive Brokers Group, Inc., CoStar Group, Inc. — view full holdings
Sector Preferences
Where capital is allocated by sector.
Capital is tilted toward Technology and Healthcare, with 6 sectors represented in the latest filing.
Leading sectors: Technology, Healthcare, Consumer Cyclical
Risk Framework
Concentration, diversification, and turnover tolerance.
This investor accepts high single-name risk (largest position 17.9%, top ten 96.4%) and low economic diversification (HHI 0.07). Turnover tolerance maps to a buy & hold profile.
Largest position
17.9%
Top 10 weight
96.4%
Max sector
45.3%
Diversification
Low
Strategy Evolution
How the strategy changed between the two most recent filing periods.
Jun 30, 2025 → Sep 30, 2025
- Position count increased from 22 to 24 (+2 names).
- Top-five concentration fell from 70.9% to 67.0%.
- Dominant sector mix shifted from Technology, Financial Services to Technology, Healthcare.
- Quarter-over-quarter portfolio weight turnover: 8.6%.
For trade-level changes, see the Activity page. View activity.
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Peer group with comparable portfolio behavior.
Similar-investor comparisons are coming soon.