WASSERSTEIN INVESTMENTS, LLC
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WASSERSTEIN & CO., LP (1)
Wasserstein Partners (Offshore), Ltd (1)
PENTON MEDIA INC (1)
Wasserstein Bruce (1)
Wasserstein Partners, LP (1)
Prism Business Media Holdings, Inc. (1)
WASSERSTEIN HOLDINGS, LLC (1)
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Ownership (1)
3
Monday, 11/13/2006
PENTON MEDIA INC: Initial statement of beneficial ownership of securities
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