Prism Business Media agrees to buy Penton for $530 million BtoB Magazine, NY - ... banker Bruce Wasserstein in the b-to-b media arena, Penton Media announced Thursday that it has agreed to be acquired by Prism Business Media for $530 million. ...

United Business Media's CMP unit buys trade show and conference ... Forbes, NY - LONDON (AFX) - United Business Media PLC said its CMP Information (CMPi) has acquired a trade show and a conference in separate transactions worth a total of ...

Broker Roundup: ABN Positive on United Business Media CityWire.co.uk, UK - ABN Amro has a buy rating for United Business Media , raising target price to 785p from 780p. * Numis has raised its ratings for ...