Why PubMatic Stock Was Up Almost 20% Last Month

Why PubMatic Stock Was Up Almost 20% Last Month

Shares of advertising-technology (adtech) company PubMatic (NASDAQ: PUBM) were up 19.7% in January, according to data provided by S&P Global Market Intelligence. The news was surprisingly thin for PubMatic in January. In early January, much of PubMatic's management exercised stock options and sold shares, which occasionally concerns investors.