Shares of programmatic advertising platform PubMatic (PUBM 3.70%) have been pummeled over the past few years. The stock surged in the early days of the pandemic, but it's lost more than 80% of its value since peaking in 2021. On the surface, PubMatic's first-quarter report wasn't anything to write home about. Revenue sank 4% year over year, the company reported a GAAP net loss, and the outlook for the second quarter wasn't particularly impressive. But there's a lot to like about the company, and the stock l ...