Of course it works when “defamatory and untrue" statements are made. You are obviously implying that something similar has been done to PTSC. What has been “defamatory and untrue" about PTSC?

Pumping also works when untrue statements and misinformation are given. What's your point?

Between September 1999 and February 2000 Lebed made hundreds of thousands of dollars by posting in internet chat rooms and on message boards encouraging people to buy penny stocks he already owned, thus, according to the SEC, artificially raising the price of the stock. The SEC under Arthur Levitt prosecuted him. In 2001 Lebed and the SEC negotiated an out-of-court settlement in which Lebed forfeited $285,000 in profit and interest he had made on 11 trades without admitting any wrongdoing — allowing him to keep close to half a million dollars.