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© 2026 StockSpill. Data from SEC EDGAR filings. Logos by Parqet.

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Home › Superinvestors › Warren Buffett › vs Bill Ackman

Warren Buffett vs Bill Ackman

Side-by-side comparison of two superinvestors' latest disclosed 13F portfolios — what they agree on, where they part ways.

Warren Buffett
Picks: +16.6% (1Y)
Bill Ackman
Picks: +4.7% (1Y)

Shared holdings (top 25)

StockWarren Buffett %Bill Ackman %
No shared positions.

Biggest disagreements

Only in Warren Buffett's book
  • APPLE INC22.0%
  • AMERICAN EXPRESS CO17.1%
  • ALPHABET INC12.6%
  • COCA COLA CO10.9%
  • BANK OF AMER CORP9.2%
  • CHEVRON CORPORATION4.7%
  • OCCIDENTAL PETE CORP4.3%
  • CHUBB LIMITED3.9%
Only in Bill Ackman's book
  • UBER TECHNOLOGIES INC12.7%
  • BROOKFIELD CORP12.6%
  • MICROSOFT CORP11.9%
  • AMAZON COM INC10.5%
  • HOWARD HUGHES HOLDINGS INC10.2%
  • RESTAURANT BRANDS INTL INC9.6%
  • META PLATFORMS INC9.2%
  • VISA INC5.8%
Profile
Warren Buffett →
Berkshire Hathaway Inc · $299.25B
Picks: +16.6% (1Y)
Profile
Bill Ackman →
Pershing Square Capital Management, L.P. · $19.47B
Picks: +4.7% (1Y)

More comparisons & related to Warren Buffett

Compare with other superinvestors

  • Warren Buffett vs Leopold Aschenbrenner
  • Warren Buffett vs George Soros
  • Warren Buffett vs Ray Dalio
  • Warren Buffett vs Bill Ackman

Other superinvestors

  • Leopold Aschenbrenner
  • George Soros
  • Ray Dalio
  • Bill Ackman
  • Michael Burry
  • Mohnish Pabrai

By investing strategy

  • Value investors
  • Quality compounders
  • Concentrated portfolio investors

Warren Buffett vs Bill Ackman: 13F overlap

Warren Buffett runs Berkshire Hathaway Inc ($299.25B disclosed). Bill Ackman runs Pershing Square Capital Management, L.P. ($19.47B disclosed). They share 0 common positions, with 26 names unique to Warren Buffett's book and 14 unique to Bill Ackman's book.

Use the tables above to spot conviction overlaps (where both managers go large on the same name) and contrarian disagreements (where one is buying while the other has nothing).

Key takeaways

  • 0 shared positions.
  • Warren Buffett-only: 26 names.
  • Bill Ackman-only: 14 names.
Home › Superinvestors › Warren Buffett › vs Bill Ackman

Warren Buffett vs Bill Ackman

Side-by-side comparison of two superinvestors' latest disclosed 13F portfolios — what they agree on, where they part ways.

Warren Buffett
Picks: +16.6% (1Y)
Bill Ackman
Picks: +4.7% (1Y)

Shared holdings (top 25)

StockWarren Buffett %Bill Ackman %
No shared positions.

Biggest disagreements

Only in Warren Buffett's book
  • APPLE INC22.0%
  • AMERICAN EXPRESS CO17.1%
  • ALPHABET INC12.6%
  • COCA COLA CO10.9%
  • BANK OF AMER CORP9.2%
  • CHEVRON CORPORATION4.7%
  • OCCIDENTAL PETE CORP4.3%
  • CHUBB LIMITED3.9%
Only in Bill Ackman's book
  • UBER TECHNOLOGIES INC12.7%
  • BROOKFIELD CORP12.6%
  • MICROSOFT CORP11.9%
  • AMAZON COM INC10.5%
  • HOWARD HUGHES HOLDINGS INC10.2%
  • RESTAURANT BRANDS INTL INC9.6%
  • META PLATFORMS INC9.2%
  • VISA INC5.8%
Profile
Warren Buffett →
Berkshire Hathaway Inc · $299.25B
Picks: +16.6% (1Y)
Profile
Bill Ackman →
Pershing Square Capital Management, L.P. · $19.47B
Picks: +4.7% (1Y)

More comparisons & related to Warren Buffett

Compare with other superinvestors

  • Warren Buffett vs Leopold Aschenbrenner
  • Warren Buffett vs George Soros
  • Warren Buffett vs Ray Dalio
  • Warren Buffett vs Bill Ackman

Other superinvestors

  • Leopold Aschenbrenner
  • George Soros
  • Ray Dalio
  • Bill Ackman
  • Michael Burry
  • Mohnish Pabrai

By investing strategy

  • Value investors
  • Quality compounders
  • Concentrated portfolio investors

Warren Buffett vs Bill Ackman: 13F overlap

Warren Buffett runs Berkshire Hathaway Inc ($299.25B disclosed). Bill Ackman runs Pershing Square Capital Management, L.P. ($19.47B disclosed). They share 0 common positions, with 26 names unique to Warren Buffett's book and 14 unique to Bill Ackman's book.

Use the tables above to spot conviction overlaps (where both managers go large on the same name) and contrarian disagreements (where one is buying while the other has nothing).

Key takeaways

  • 0 shared positions.
  • Warren Buffett-only: 26 names.
  • Bill Ackman-only: 14 names.