DH
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Insider TradesSuperinvestorsGrand Portfolio
DH
DataHeimdall

Financial transparency data from public SEC filings.

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© 2026 DataHeimdall. All rights reserved.Data sourced from SEC EDGAR public filings.
Insider Trades

GR

Superinvestors

Institutional investors holding GR

Consensus →
InvestorFundWeightSharesValueQuarter
Alex RoepersAtlantic Investment Management17.83%2,600,000$98.5M2009Q1
Valley Forge Capital ManagementValley Forge Capital Management2.65%276,980$13.8M2009Q2
William Von MuefflingCantillon Capital Management2.52%2,085,800$142.3M2007Q3
Viking Global InvestorsViking Global Investors1.90%1,358,181$163.9M2011Q3
Hillman Capital ManagementHillman Value Fund0.43%12,841$1.6M2011Q3
First Eagle Investment ManagementFirst Eagle Investment Management0.14%275,620$35.0M2012Q2
Christopher DavisDavis Selected Advisers0.00%0$332K2008Q2
Bill NygrenOakmark Select Fund – Harris Associates0.00%9,746$1.2M2012Q2
Dodge & CoxDodge & Cox0.00%6,400$243K2001Q2
Kenneth FisherFisher Asset Management0.00%3,852$248K2009Q4

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.