I've learned that the big thing that makes something a non-profit (aside from legality) is they have to disburse their profits. The NYSE was a non-profit until

I've learned that the big thing that makes something a non-profit (aside from legality) is they have to disburse their profits. The NYSE was a non-profit until they found legal way to sell themselves. (This is rare - it's actually difficult for non-profits to sell themselves. That's one downside)