"If that's the case, were we overvalued 2,3,4 years ago when our stock price was higher than now?"

Speaking comparatively, that's hard to say without doing a study requiring more time than I wish to devote to it, and it wouldn't mean anything for now anyway.  Besides, value is only an opinion.  It's as worthwhile as the breadth of information supporting it and the training and experience of the person making it. 

"...we need news of finding JB's large copper scarf!"

That's hilarious!  But, yes, we need to find JB's lost copper scarf.  It's probably still out there stuck to a cholla bush.