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

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Home › Superinvestors › Bill Ackman › vs Mohnish Pabrai

Bill Ackman vs Mohnish Pabrai

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

Bill Ackman
Picks: -7.3% (1Y)
Mohnish Pabrai
Picks: +83.4% (1Y)

Shared holdings (top 25)

StockBill Ackman %Mohnish Pabrai %
No shared positions.

Biggest disagreements

Only in Bill Ackman's book
  • BROOKFIELD CORP17.6%
  • AMAZON COM INC17.4%
  • UBER TECHNOLOGIES INC15.7%
  • MICROSOFT CORP15.3%
  • RESTAURANT BRANDS INTL INC12.2%
  • META PLATFORMS INC11.1%
  • HOWARD HUGHES HOLDINGS INC8.7%
  • SEAPORT ENTMT GROUP INC0.8%
Only in Mohnish Pabrai's book
  • WARRIOR MET COAL INC39.9%
  • TRANSOCEAN LTD32.0%
  • ALPHA METALLURGICAL RESOUR I28.1%
Profile
Bill Ackman →
Pershing Square Capital Management, L.P. · $13.71B
Picks: -7.3% (1Y)
Profile
Mohnish Pabrai →
Dalal Street, LLC · $422.9M
Picks: +83.4% (1Y)

More comparisons & related to Bill Ackman

Compare with other superinvestors

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

Other superinvestors

  • Warren Buffett
  • Leopold Aschenbrenner
  • George Soros
  • Ray Dalio
  • Michael Burry
  • Mohnish Pabrai

By investing strategy

  • Value investors
  • Quality compounders
  • Concentrated portfolio investors

Bill Ackman vs Mohnish Pabrai: 13F overlap

Bill Ackman runs Pershing Square Capital Management, L.P. ($13.71B disclosed). Mohnish Pabrai runs Dalal Street, LLC ($422.9M disclosed). They share 0 common positions, with 10 names unique to Bill Ackman's book and 3 unique to Mohnish Pabrai'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.
  • Bill Ackman-only: 10 names.
  • Mohnish Pabrai-only: 3 names.
Home › Superinvestors › Bill Ackman › vs Mohnish Pabrai

Bill Ackman vs Mohnish Pabrai

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

Bill Ackman
Picks: -7.3% (1Y)
Mohnish Pabrai
Picks: +83.4% (1Y)

Shared holdings (top 25)

StockBill Ackman %Mohnish Pabrai %
No shared positions.

Biggest disagreements

Only in Bill Ackman's book
  • BROOKFIELD CORP17.6%
  • AMAZON COM INC17.4%
  • UBER TECHNOLOGIES INC15.7%
  • MICROSOFT CORP15.3%
  • RESTAURANT BRANDS INTL INC12.2%
  • META PLATFORMS INC11.1%
  • HOWARD HUGHES HOLDINGS INC8.7%
  • SEAPORT ENTMT GROUP INC0.8%
Only in Mohnish Pabrai's book
  • WARRIOR MET COAL INC39.9%
  • TRANSOCEAN LTD32.0%
  • ALPHA METALLURGICAL RESOUR I28.1%
Profile
Bill Ackman →
Pershing Square Capital Management, L.P. · $13.71B
Picks: -7.3% (1Y)
Profile
Mohnish Pabrai →
Dalal Street, LLC · $422.9M
Picks: +83.4% (1Y)

More comparisons & related to Bill Ackman

Compare with other superinvestors

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

Other superinvestors

  • Warren Buffett
  • Leopold Aschenbrenner
  • George Soros
  • Ray Dalio
  • Michael Burry
  • Mohnish Pabrai

By investing strategy

  • Value investors
  • Quality compounders
  • Concentrated portfolio investors

Bill Ackman vs Mohnish Pabrai: 13F overlap

Bill Ackman runs Pershing Square Capital Management, L.P. ($13.71B disclosed). Mohnish Pabrai runs Dalal Street, LLC ($422.9M disclosed). They share 0 common positions, with 10 names unique to Bill Ackman's book and 3 unique to Mohnish Pabrai'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.
  • Bill Ackman-only: 10 names.
  • Mohnish Pabrai-only: 3 names.