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

WPI

Superinvestors

Institutional investors holding WPI

Consensus →
InvestorFundWeightSharesValueQuarter
Francis ChouChou Associates9.88%635,400$43.7M2011Q2
Viking Global InvestorsViking Global Investors1.22%2,230,600$149.6M2012Q1
Valley Forge Capital ManagementValley Forge Capital Management0.95%67,498$2.9M2010Q3
Bill NygrenOakmark Select Fund – Harris Associates0.04%94,500$2.2M2006Q2
Dodge & CoxDodge & Cox0.00%14,100$757K2000Q2

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.