This week, 4 Diversified Consumer Services stocks are improving their overall rating on Portfolio Grader. Each of these rates an “A” (“strong buy”) or “B” overall (“buy”).

Regis Corporation (RGS) gets a higher grade this week, advancing from a C last week to a B. Regis Corporation owns, operates, and franchises hair and retail product salons. The company also gets A’s in earnings revisions. For more information, get Portfolio Grader’s complete analysis of RGS stock.

The rating of China Distance Education Holdings Ltd. Sponsored ADR (DL) moves up this week, rising from a C to a B. China Distance Education Holdings Ltd. Sponsored ADR provides online and offline education services, and sells related products in the People’’s Republic of China. The company also gets A’s in earnings surprise and return on equity. For more information, get Portfolio Grader’s complete analysis of DL stock.

Bridgepoint Education, Inc. (BPI) boosts its rating from a C to a B this week. Bridgepoint Education, Inc. is a provider of postsecondary education services. The company also gets A’s in earnings revisions. For more information, get Portfolio Grader’s complete analysis of BPI stock.

Career Education Corporation (CECO) earns a B this week, jumping up from last week’s grade of C. Career Education Corporation provides on-ground private, for-profit, postsecondary education in the United States, in addition to having a presence in online education. The company also gets A’s in sales growth, earnings momentum, and return on equity. For more information, get Portfolio Grader’s complete analysis of CECO 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.