Resolves YES if price at CLOSE on Friday is higher that price at OPEN on Monday, for the S&P 500 tracking index during the current week (taken from Yahoo finance ^GSPC)

Open price for Mon 16th Sep was 5,615.21

This week I'm making it mini too, but if this weekly becomes popular and I can afford to fund it better I'll improve the tier in the future, also I put the close on Saturday in case I can't resolve this Friday night. Because this is an objective metric I may trade in this market.