So far, a handful of the S&P 500 members from the Zacks Utilities sector have released their fourth-quarter earnings. Another cohort of major utility stocks, including Dominion Energy (D) , PG&E Corp. (PCG) , Edison International (EIX) , Ameren (AEE) , Entergy (ETR) and Clearway Energy (CWEN) , is set to announce quarterly reports on Feb 22. Factors to Consider Domestic-focused utility companies continue to focus on cost management and implementation of energy- efficiency programs, which reduces their opera ...