The problem is he only bought 12K shares. Relatively speaking, for a CEO that's like the average man's monthly grocery bill. To get a real vote of confidence, he needs to be buying in 50K share blocks.
I know liberals are very slow and stupid and always need someone to hold their hand, so I'll walk you through this. On Yahoo quote page for PZG click on "SEC filings" on the left. Then at bottom of that page click on "view all filings on Edgar Online" and then you will see the Form 4 filing at top of page. Click on it to see details. Good luck #$%$.