StockSpill

Notifications

Coming soon

InsightsAnalysisInvestorsCongressWatchlist
Account

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

PricingRead termsRead privacy policyNotes on Data
StockSpill

Notifications

Coming soon

InsightsAnalysisInvestorsCongressWatchlist
Account

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

PricingRead termsRead privacy policyNotes on Data
Home › Superinvestors › Leopold Aschenbrenner › vs Bill Ackman

Leopold Aschenbrenner vs Bill Ackman

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

Leopold Aschenbrenner
Performance data unavailable
Bill Ackman
Picks: -7.3% (1Y)

Shared holdings (top 25)

StockLeopold Aschenbrenner %Bill Ackman %
No shared positions.

Biggest disagreements

Only in Leopold Aschenbrenner's book
  • VANECK ETF TRUST14.9%
  • NVIDIA CORPORATION11.5%
  • ORACLE CORP7.8%
  • BROADCOM INC7.4%
  • ADVANCED MICRO DEVICES INC7.1%
  • BLOOM ENERGY CORP6.4%
  • SANDISK CORP5.3%
  • MICRON TECHNOLOGY INC4.3%
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%
Profile
Leopold Aschenbrenner →
Situational Awareness LP · $13.68B
Profile
Bill Ackman →
Pershing Square Capital Management, L.P. · $13.71B
Picks: -7.3% (1Y)

More comparisons & related to Leopold Aschenbrenner

Compare with other superinvestors

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

Other superinvestors

  • Warren Buffett
  • George Soros
  • Ray Dalio
  • Bill Ackman
  • Michael Burry
  • Mohnish Pabrai

By investing strategy

  • Activist investors
  • Global macro investors
  • Growth & innovation investors

Leopold Aschenbrenner vs Bill Ackman: 13F overlap

Leopold Aschenbrenner runs Situational Awareness LP ($13.68B disclosed). Bill Ackman runs Pershing Square Capital Management, L.P. ($13.71B disclosed). They share 0 common positions, with 42 names unique to Leopold Aschenbrenner's book and 10 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.
  • Leopold Aschenbrenner-only: 42 names.
  • Bill Ackman-only: 10 names.
Home › Superinvestors › Leopold Aschenbrenner › vs Bill Ackman

Leopold Aschenbrenner vs Bill Ackman

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

Leopold Aschenbrenner
Performance data unavailable
Bill Ackman
Picks: -7.3% (1Y)

Shared holdings (top 25)

StockLeopold Aschenbrenner %Bill Ackman %
No shared positions.

Biggest disagreements

Only in Leopold Aschenbrenner's book
  • VANECK ETF TRUST14.9%
  • NVIDIA CORPORATION11.5%
  • ORACLE CORP7.8%
  • BROADCOM INC7.4%
  • ADVANCED MICRO DEVICES INC7.1%
  • BLOOM ENERGY CORP6.4%
  • SANDISK CORP5.3%
  • MICRON TECHNOLOGY INC4.3%
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%
Profile
Leopold Aschenbrenner →
Situational Awareness LP · $13.68B
Profile
Bill Ackman →
Pershing Square Capital Management, L.P. · $13.71B
Picks: -7.3% (1Y)

More comparisons & related to Leopold Aschenbrenner

Compare with other superinvestors

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

Other superinvestors

  • Warren Buffett
  • George Soros
  • Ray Dalio
  • Bill Ackman
  • Michael Burry
  • Mohnish Pabrai

By investing strategy

  • Activist investors
  • Global macro investors
  • Growth & innovation investors

Leopold Aschenbrenner vs Bill Ackman: 13F overlap

Leopold Aschenbrenner runs Situational Awareness LP ($13.68B disclosed). Bill Ackman runs Pershing Square Capital Management, L.P. ($13.71B disclosed). They share 0 common positions, with 42 names unique to Leopold Aschenbrenner's book and 10 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.
  • Leopold Aschenbrenner-only: 42 names.
  • Bill Ackman-only: 10 names.