You don't need to look hard to find the market's hottest stock over the past month. Shares of Helios and Matheson (NASDAQ: HMNY) have soared from $2.50 to $32.90 in that time, a scintillating 13-bagger that some investments take a lifetime to achieve. Helios and Matheson is the majority stakeholder in MoviePass, the multiplex smorgasbord that turned heads this summer when it slashed its price to $9.95 a month.