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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

CEN

Superinvestors

Institutional investors holding CEN

Consensus →
InvestorFundWeightSharesValueQuarter
Bill AckmanPershing Square Capital Management25.18%21,432,734$744.6M2007Q3
David TepperAppaloosa Management0.26%224,821$7.8M2007Q3
Bill NygrenOakmark Select Fund – Harris Associates0.00%5,400$189K2007Q2

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.