I never mentioned trips...I am a Pharmacist so I know what it means to build a product brand...I have worked for multiple multinationals who are into Pharmaceuticals.
While you think numbers are the only metrics, I will tell you I have seen enough to know they are on the right part.
I would consider them successful in their early stages if the filing shows profitability or if after they go current Alois outlines a clear path to profitability. Large revenues would certainly help the SP.