SoundHound stock soared 40% in the last month; here's what's next. When I last spoke to you about SoundHound AI (SOUN -2.18%) in mid-July, I outlined three reasons the stock could explode to the upside. The stock rocketed 40% since the article was published, assisted by another stellar earnings report. Given the recent action, a debriefing is definitely in order. Let's take a look at what went right and what's next for this up-and-coming artificial intelligence (AI) player. Market, customers, and revenue (o ...