Rjoram, I would think it is highly unlikely that there has been...

Rjoram, I would think it is highly unlikely that there has been a leak. It is more likely that someone has pulled their calculator out of their pocket and done some simple sums There's a conference in Sydney this week and that may have triggered it. It could be the subject of a major recommendation. We'll probably find out in the next day or two.
Some canny broker may have compared all the juniors and worked out that CRK is vastly undervalued.
It'll be interesting to see if the momentum holds up or it's just a one day wonder Certainly interest remained after close.
The chart is looking bullish.