gas and oil from coal.feature stocks for 2009, page-6

That's possible, but it could have been the attraction of not many shares available online. People think often let us buy the last ones, the next traders will pay an even higher price. Sometimes it works, but never for me. That's why I didn't buy PES atm to avoid to be the one who started the big sell-off.

Another reason could be that Shell directly or by using WPL could start a t/o. But this could apply for AOE as well.