This week, 5 Electric Utilities stocks are improving their overall ratings on Portfolio Grader. Each of these stocks is rated an “A” (“strong buy”) or “B” overall (“buy”).

This week, MGE Energy, Inc.’s (MGEE) ratings are up from a C last week to a B. MGE Energy, Inc. generates and distributes electricity to customers in Dane County, Wisconsin. For more information, get Portfolio Grader’s complete analysis of MGEE stock.

PNM Resources, Inc. (PNM) boosts its rating from a C to a B this week. PNM Resources, Inc. primarily engages in the generation, transmission, and distribution of electricity in the United States. For more information, get Portfolio Grader’s complete analysis of PNM stock.

Korea Electric Power Corporation Sponsored ADR (KEP) shows solid improvement this week. The company’s rating rises from a C to a B. Korea Electric Power Corporation Sponsored ADR generates, transmits, and distributes electricity to South Korea for a variety of uses. The company also gets A’s in operating margin growth, earnings growth, earnings revisions, earnings momentum, and return on equity. For more information, get Portfolio Grader’s complete analysis of KEP stock.

This is a strong week for Spark Energy, Inc. Class A (SPKE). The company’s rating climbs to A from the previous week’s B. The company also gets A’s in sales growth, earnings surprise, return on equity, and free cash flow. For more information, get Portfolio Grader’s complete analysis of SPKE stock.

Edenor SA Sponsored ADR Class B (EDN) earns a A this week, jumping up from last week’s grade of B. Edenor SA Sponsored ADR Class B distributes and sells electricity in the north-eastern region of greater Buenos Aires. The company also gets A’s in earnings surprise, return on equity, and free cash flow. For more information, get Portfolio Grader’s complete analysis of EDN stock.

Louis Navellier’s proprietary Portfolio Grader stock ranking system assesses roughly 5,000 companies every week based on a number of fundamental and quantitative measures. Stocks are given a letter grade based on their results — with A being “strong buy,” and F being “strong sell.” Explore the tool here.