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No insider purchase over the last 90 days. The latest, by WALLACE WILLIAM F, was filed 25 May 2006.
Markwest Hydrocarbon Inc is a listed company. Its insiders report their share dealings to SEC (Form 4). The past year has been quiet: not a single insider filing for Markwest Hydrocarbon Inc. The previous disclosure was published on 25 February 2008.
Looking back to 2006, when coverage begins, insiders filed 8 purchases and 6 sales.
These figures are compiled from regulatory filings published by SEC (Form 4). They describe what insiders did and are not a recommendation.
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