Tempus AI (NASDAQ: TEM ) is no ordinary health-tech stock. After a high-profile IPO and a flurry of AI buzz, it quickly became one of the most polarizing companies in its sector.I'm a passionate investor from the Netherlands with 12 years of stock market experience. My articles usually contain a good overview of important investment criteria. A stock for my portfolio is of interest to me if the company has the following characteristics:1. Companies that are growing in both revenue, earnings and free cash fl ...