Thomas Graham, Alan, Irving Kahns - Kahn Brothers Group Investment Strategy & Portfolio Analysis
How Kahn Brothers Group allocates capital, manages risk, and constructs its portfolio — based on SEC 13F filings.
As of Mar 31, 2026, Thomas Graham, Alan, Irving Kahns's Kahn Brothers Group portfolio reflects a concentrated approach across 47 reported 13F positions. Portfolio returns are primarily driven by a small set of high-conviction positions such as Citigroup,, Bayer A.G., and NEW YORK COMMUNITY BANCORP, with the top five holdings accounting for approximately 52% of total exposure and Citigroup, alone contributing ~17%. While the portfolio includes 47 positions, economic outcomes are highly concentrated in a narrow set of healthcare and communication services names. Exposure to high-growth and technology-oriented segments remains limited relative to peers, with performance instead anchored in durable, cash-generating businesses across healthcare, communication services, and financials. The portfolio exhibits extremely low turnover, reinforcing a patient, conviction-led investment approach. Distinctive traits include Long-Term Holder, Structurally Diversified.
Investment Style
Value, growth, quality, and behavioral classification from latest 13F holdings.
Primary type: Balanced Investor
Traits: Long-Term Holder, Structurally Diversified
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 39.7% of assets, top five 52.4%, and the largest single position is 16.9%.
Top 3 weight
39.7%
Top 5 weight
52.4%
Top 10 weight
78.2%
Largest position
16.9%
Top holdings: Citigroup, Inc., Bayer A.G., NEW YORK COMMUNITY BANCORP, Walt Disney Company (The), Alphabet Inc. — view full holdings
Sector Preferences
Where capital is allocated by sector.
Capital is tilted toward Healthcare and Communication Services, with 10 sectors represented in the latest filing.
Leading sectors: Healthcare, Communication Services, Financial Services
Risk Framework
Concentration, diversification, and turnover tolerance.
This investor accepts moderate single-name risk (largest position 16.9%, top ten 78.2%) and moderate economic diversification (HHI 0.06). Turnover tolerance maps to a buy & hold profile.
Largest position
16.9%
Top 10 weight
78.2%
Max sector
30.3%
Diversification
Moderate
Strategy Evolution
How the strategy changed between the two most recent filing periods.
Dec 31, 2025 → Mar 31, 2026
- Position count decreased from 53 to 47 (-6 names).
- Top-five concentration fell from 56.3% to 52.4%.
- Dominant sector mix shifted from Healthcare, Financial Services to Healthcare, Communication Services.
- Quarter-over-quarter portfolio weight turnover: 9.8%.
For trade-level changes, see the Activity page. View activity.
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Similar-investor comparisons are coming soon.