The grades of 7 Semiconductors & Semiconductor Equipment stocks are on the rise this week on Portfolio Grader. Each of these stocks is rated an “A” (“strong buy”) or “B” overall (“buy”).

This week, Mellanox Technologies, Ltd.’s (MLNX) ratings are up from a C last week to a B. Mellanox Technologies, Ltd. designs and develops semiconductor-based, high-performance interconnect products. The company also gets A’s in sales growth and earnings growth. For more information, get Portfolio Grader’s complete analysis of MLNX stock.

JinkoSolar Holding Co., Ltd. Sponsored ADR (JKS) improves from a C to a B rating this week. JinkoSolar Holding Co., Ltd. Sponsored ADR produces silicon wafers, solar cells, and solar modules. The company also gets A’s in sales growth, return on equity, and free cash flow. For more information, get Portfolio Grader’s complete analysis of JKS stock.

Teradyne, Inc.’s (TER) ratings are looking better this week, moving up to a B from last week’s C. Teradyne, Inc. is a designer, manufacturer and global supplier of automatic systems and solutions used to test complex electronics. The company also gets A’s in earnings momentum. For more information, get Portfolio Grader’s complete analysis of TER stock.

The rating of Fairchild Semiconductor International, Inc. (FCS) moves up this week, rising from a C to a B. Fairchild Semiconductor International, Inc. is a global supplier of high performance products that minimize, convert, manage and distribute power for multiple end markets. For more information, get Portfolio Grader’s complete analysis of FCS stock.

Alpha and Omega Semiconductor Limited (AOSL) boosts its rating from a C to a B this week. Alpha and Omega Semiconductor Limited designs, develops, and supplies a range of power semiconductors worldwide. The company also gets A’s in earnings surprise. For more information, get Portfolio Grader’s complete analysis of AOSL stock.

This week, GigOptix, Inc. (GIG) pushes up from a B to a A rating. GigOptix, Inc. is a fabless semiconductor manufacturer of electronic engines for the optically connected digital world. For more information, get Portfolio Grader’s complete analysis of GIG stock.

Actions Semiconductor Co. Ltd. Sponsored ADR (ACTS) is seeing ratings go up from a C last week to a B this week. Actions Semiconductor Co. Ltd. Sponsored ADR operates as a semiconductor company in the People’s Republic of China. The company also gets A’s in earnings momentum. For more information, get Portfolio Grader’s complete analysis of ACTS 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.