Budget-friendly stocks are increasingly hard to find as top-performing mega-caps edge ever closer to overvaluation. And, as we’ve seen with Nvidia (NASDAQ:NVDA) over the past week, even moderate underperformance can be devastating when so much of the wider market hinges on their performance.But a handful of budget-friendly stocks are floating in the ether, even if we must reevaluate how we define those budget-friendly stocks. In some cases, they’re purely undervalued — even if per-share pricing seems high. ...