I was having a look back at the announcement 8 Jul announcement...

I was having a look back at the announcement 8 Jul announcement
INCREASE IN GRADE AND TONNAGE IN POTASH EXPLORATION TARGET

and came across the following:

3) Other adjustments from the re-examination of
the historical gamma logs in the Husky Fed 6-
15 gas well which locally reduced KCl grade,

It appears that they were aware of reduced quality around the Husky well when they announced an exploration target upgrade.

The lower price now allows the smart money to get back in....rinse and repeat!