I think they have a short/long portfolio. Not exactly sure how this works, but could be they use the short and long positions to hedge against big losses. Would this explain it?
WSP Price at posting:
99.0¢ Sentiment: Buy Disclosure: Held
HotCopper & The Market Online will be live From the Floor at the Mining News Select Conference and we want to bring the voice of our online audience to the show with us.