Key Takeaways NVIDIA, Micron and Vertiv rank among 29 stocks with high net income ratios and strong growth metrics.NVDA posts a 55.6% net margin and expects 54.9% earnings growth this year. MU shows a 28.2% margin with 307.6% growth outlook, while VRT projects 46.4% earnings growth.As March gets underway, investors should focus on companies that deliver solid returns after covering for operating and non-operating expenses. As a result, profitable businesses tend to be more appealing than those operating at ...