Revenue per share is useful when comparing different companys but not when looking at business performance IMHO.
I would rather see (as is the case with PLUG): Gross hardware margin increasing Gross overall margin increasing Nett Loss shrinking and about to turn positive
Yes they have sold a lot of shares this year and as pointed out yesterday they could buy most of them back with the cash on hand. That would immediately increase your precious revenue per share figure
its just a statistic and you know what they say about statistics.