Key Takeaways Micron posts a 12-month net profit margin of 22.9%, leading the profitability screen.Vertiv delivers a 10.7%, 12-month net profit margin, reflecting solid operating efficiency.Corning records a 9.2%, 12-month net profit margin, highlighting consistent performance.Investors should target those companies that generate strong returns after accounting for all operating and non-operating expenses. Therefore, choosing a profitable company rather than one that is losing money is a smarter investment. ...