In Brief: DM Penetrator; Aster City Cable; PTK Centertel

Owners of the oldest domestic independent brokerage house, DM Penetrator, are reportedly negotiating the sale of the firm to a local subsidiary of HypoVereinsbank, which already owns two local brokerage houses, CA IB securities and BM BPH PBK (Parkiet, p.1)...The Competition and Consumer Protection Office (UOKiK) has launched antimonopoly proceedings against cable operator Aster City Cable, claiming that a 67% increase in the quarterly subscription fee for the Antena package introduced by the operator, is far too high. (Puls Biznesu, p. 6)...According to Idea mobile phone operator, PTK Centertel, the number of its clients has exceeded the 5 million mark. (Rzeczpospolita, p. B4). A.Z