Vistra Corp. ( VST ) was until recently an unknown powerhouse in the US energy sector. But after a share price increase of more than 250% in 2024, the stock is suddenly the talk of the town among institutional investors and retail investorsI'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. Compani ...