Theory, I did buy avxl as they are working on alzhemers and imo any success in this area should be worth substantial $. I have witnessed alzhemers first hand and it is awful. Also have bought into many companies working on this over the years and have lost $ on nearly all of them. This time I hope to make $. I have nwbo because of the many presentations and papers by the ucla docs and am convinced dcvax helps at least a portion of those with gbm. Also have big tech stocks, major oils, and large pharma companies for a decade or 2. The little stocks are my hope for a lottery type win - not so far but waiting