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Portfolio similarity

Investors who trade like Bill Nygren

The 29 other tracked superinvestors ranked by shared-ticker overlap with Bill Nygren's (Oakmark Funds) latest 13F portfolio. Jaccard similarity — the fraction of tickers held by both investors out of the union of tickers held by either.

Top similar investors

  1. 1
    Glenn Greenberg
    Brave Warrior Advisors
    15%
    Jaccard
    16 shared of 105 total tickers — COF · GOOGL · ELV · BAC · AMZN
  2. 2
    Chase Coleman fund logo
    Chase Coleman
    Tiger Global Management
    10%
    Jaccard
    12 shared of 116 total tickers — GOOGL · AMZN · CPNG · V · MSFT
  3. 3
    Warren Buffett
    Berkshire Hathaway
    10%
    Jaccard
    10 shared of 99 total tickers — COF · GOOGL · DAL · BAC · ALLY
  4. 4
    David Tepper
    Appaloosa Management
    10%
    Jaccard
    10 shared of 99 total tickers — AMZN · GOOG · AAPL · BRK.B · META
  5. 5
    Tom Slater fund logo
    Tom Slater
    Baillie Gifford (Long Term Global Growth)
    10%
    Jaccard
    32 shared of 318 total tickers — GOOGL · ELV · AMZN · AER · NFLX
  6. 6
    François Rochon
    Giverny Capital
    10%
    Jaccard
    12 shared of 120 total tickers — GOOGL · SCHW · GOOG · BKNG · V
  7. 7
    Terry Smith fund logo
    Terry Smith
    Fundsmith
    10%
    Jaccard
    11 shared of 112 total tickers — GOOGL · NFLX · PAYC · V · MSFT
  8. 8
    William von Mueffling fund logo
    William von Mueffling
    Cantillon Capital Management
    9%
    Jaccard
    9 shared of 99 total tickers — GOOGL · ICE · V · ORCL · BLK
  9. 9
    David Rolfe
    Wedgewood Partners
    8%
    Jaccard
    7 shared of 92 total tickers — GOOGL · AMZN · BKNG · V · AAPL
  10. 10
    Andreas Halvorsen
    Viking Global Investors
    8%
    Jaccard
    12 shared of 158 total tickers — COF · SCHW · ICE · AMZN · UNP
  11. 11
    Chuck Akre fund logo
    Chuck Akre
    Akre Capital Management
    7%
    Jaccard
    7 shared of 94 total tickers — ABNB · CRM · ROP · V · KKR
  12. 12
    Lee Ainslie fund logo
    Lee Ainslie
    Maverick Capital
    7%
    Jaccard
    8 shared of 111 total tickers — COF · GOOGL · SYY · AMZN · UNP
  13. 13
    Polen Capital
    Polen Capital Management
    7%
    Jaccard
    19 shared of 278 total tickers — ABNB · GOOGL · WTW · AMZN · NFLX
  14. 14
    Seth Klarman
    Baupost Group
    6%
    Jaccard
    6 shared of 99 total tickers — ELV · AMZN · UNP · GOOG · V
  15. 15
    Bill Ackman fund logo
    Bill Ackman
    Pershing Square Capital
    6%
    Jaccard
    5 shared of 88 total tickers — GOOGL · AMZN · GOOG · MSFT · META

Method

Jaccard similarity = |A ∩ B| / |A ∪ B| where A and B are the sets of tickers each investor holds in their most recent 13F filing.

A score of 100% means both investors hold exactly the same tickers. A score of 0% means no overlap. In practice, tracked superinvestors rarely exceed 40% — they pick unique spots even within similar philosophies.

Source data: SEC EDGAR 13F-HR filings, latest quarter available per investor. v1 uses unweighted Jaccard (set membership). v2 will add position-weighted similarity for a finer-grained score.

Related

Frequently asked questions

Which investors are most similar to Bill Nygren?

Top portfolio-similarity peers to Bill Nygren (Oakmark Funds): Glenn Greenberg (Brave Warrior Advisors, 15% Jaccard); Chase Coleman (Tiger Global Management, 10% Jaccard); Warren Buffett (Berkshire Hathaway, 10% Jaccard). Full ranking of all 29 tracked peers below, by shared-ticker overlap.

How is investor similarity calculated?

HoldLens uses Jaccard similarity on shared tickers: |A ∩ B| / |A ∪ B|. For each pair of investors, count tickers held by both, divide by tickers held by either. Range 0% (no overlap) to 100% (identical portfolio). Computed from latest SEC 13F-HR filings for Bill Nygren and the 29 other tracked superinvestors.

Why does Bill Nygren's portfolio overlap with these investors?

Portfolio overlap reflects shared investment thesis, sector orientation, or fund-of-funds inheritance. High Jaccard (>50%) is rare and usually signals tight thesis alignment; 20-40% suggests overlapping sectors; <10% means distinct strategies. Click each peer below for their full 13F positions and ConvictionScore.

How current is the Bill Nygren similarity ranking?

Updated on each quarterly 13F-HR filing cycle (45-day statutory lag per SEC). Similarity scores refresh as new positions are added or exited. See /methodology for the federation cadence + 13F filing-window math.

Similarity computed from publicly filed 13F portfolios. 13F filings show long US equity positions only (no shorts, no cash, no non-US positions). Not investment advice.

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