The Price of Profit (POP) is found at the bottom of an item's icon on the Playground.
The POP can also be found in the Company Snapshot:
And in the Overview of the Number Cruncher:
POP is how much are you paying for a company's expected profits. The POP indicator shows you how much you are paying for $1 of a company's expected profit over the next year.
For example, if you buy a stock with a POP value of 13, it means that you are paying $13 for every $1 of the company's expected profit over the next year. If you're familiar with financial jargon, the Price of Profit indicator is just another name for the forward P/E ratio.