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

SGP

Superinvestors

Institutional investors holding SGP

Consensus →
InvestorFundWeightSharesValueQuarter
Polen Capital ManagementPolen Capital Management5.54%862,840$31.5M2001Q1
Christopher DavisDavis Selected Advisers2.05%0$1.3B2009Q3
Thomas GaynerMarkel Group0.14%84,800$1.6M2004Q2
David KatzMatrix Asset Advisors0.13%37,575$670K2003Q1
David TepperAppaloosa Management0.08%34,329$716K2005Q4
Viking Global InvestorsViking Global Investors0.04%50,000$923K2004Q2
Bill NygrenOakmark Select Fund – Harris Associates0.04%51,900$1.5M2009Q3
Tweedy Browne Co.Tweedy Browne Value Fund0.02%31,718$602K2006Q1
Dodge & CoxDodge & Cox0.01%272,270$7.7M2009Q3
Kenneth FisherFisher Asset Management0.00%22,855$609K2007Q4
Jensen Investment ManagementJensen Investment Management0.00%83$1K2008Q4

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.