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.

High Conviction

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

View full sector allocation

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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Peer group with comparable portfolio behavior.

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