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

MAS

Superinvestors

Institutional investors holding MAS

Consensus →
InvestorFundWeightSharesValueQuarter
David TepperAppaloosa Management1.56%2,354,832$62.8M2015Q2
Bill MillerMiller Value Partners1.21%1,200,000$13.4M2008Q4
Greenhaven AssociatesGreenhaven Associates1.15%1,891,568$58.5M2016Q2
Bill NygrenOakmark Select Fund – Harris Associates0.69%8,596,734$519.0M2026Q1
Ariel InvestmentsAriel Investments (Bobrinskoy & Rogers)0.35%523,429$31.6M2026Q1
Alex RoepersAtlantic Investment Management0.25%13,000$449K2020Q1
Yacktman Asset ManagementYacktman Asset Management0.20%244,718$14.8M2026Q1
First Eagle Investment ManagementFirst Eagle Investment Management0.11%1,353,450$41.9M2016Q2
Tweedy Browne Co.Tweedy Browne Value Fund0.07%63,640$1.1M2008Q3
Christopher DavisDavis Selected Advisers0.04%318,280$10.0M2016Q1
Dodge & CoxDodge & Cox0.00%60,763$943K2010Q1
Kenneth FisherFisher Asset Management0.00%4,464$314K2025Q3

Congressional Activity

Congressional data coming soon

Insider Activity

4

Total trades

$660K

Volume

3

Buys

1

Sells

Last trade: May 8, 2026

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.