DH
DataHeimdall
Insider TradesSuperinvestorsGrand Portfolio
DH
DataHeimdall

Financial transparency data from public SEC filings.

Product

  • Insider Trades
  • Grand Portfolio

Company

  • About
  • Blog
  • Contact

Legal

  • Privacy Policy
  • Terms of Service
  • Disclaimer
© 2026 DataHeimdall. All rights reserved.Data sourced from SEC EDGAR public filings.
Insider Trades

SEG

Superinvestors

Institutional investors holding SEG

Consensus →
InvestorFundWeightSharesValueQuarter
Kahn Brothers GroupKahn Brothers Group3.40%893,227$19.2M2026Q1
Bill AckmanPershing Square Capital Management0.79%5,023,780$107.9M2026Q1
Mason HawkinsLongleaf Partners – Southeastern Asset Management0.05%35,533$974K2024Q3
Meridian / ArrowMarkMeridian Contrarian Fund0.01%18,406$395K2026Q1
Bill NygrenOakmark Select Fund – Harris Associates0.00%125,230$2.7M2025Q1

Congressional Activity

Congressional data coming soon

Insider Activity

No insider trades in the last 90 days

Insider Tradeslast 90 days

No insider trades in the last 90 days.

Congressional Tradeslast 90 days

Congressional trade data is being sourced and will appear here shortly.