The grades of 10 Semiconductors & Semiconductor Equipment stocks are better this week, according to the Portfolio Grader database. Every one of these stocks has an “A” (“strong buy”) or “B” overall (“buy”) rating.

Avago Technologies Limited (AVGO) earns a A this week, jumping up from last week’s grade of B. Avago Technologies Limited designs, develops, and supplies a range of analog semiconductor devices, focusing on III-V based products. The company also gets A’s in operating margin growth, earnings growth, and return on equity. For more information, get Portfolio Grader’s complete analysis of AVGO stock.

First Solar, Inc. (FSLR) is seeing ratings go up from a B last week to a A this week. First Solar, Inc. designs and manufactures solar modules. The company also gets A’s in sales growth, operating margin growth, earnings growth, earnings revisions, earnings surprise, earnings momentum, and free cash flow. For more information, get Portfolio Grader’s complete analysis of FSLR stock.

Monolithic Power Systems, Inc. (MPWR) shows solid improvement this week. The company’s rating rises from a B to a A. Monolithic Power Systems, Inc. is a high performance analog and mixed-signal semiconductor company. For more information, get Portfolio Grader’s complete analysis of MPWR stock.

This week, Microchip Technology Incorporated (MCHP) pushes up from a C to a B rating. Microchip Technology Incorporated makes specialized semiconductor products used in a variety of embedded control applications. The company also gets A’s in return on equity. For more information, get Portfolio Grader’s complete analysis of MCHP stock.

OmniVision Technologies, Inc. (OVTI) boosts its rating from a C to a B this week. OmniVision Technologies, Inc. provides integrated single chip semiconductor imaging devices. The company also gets A’s in earnings revisions. For more information, get Portfolio Grader’s complete analysis of OVTI stock.

This week, SunPower Corporation’s (SPWR) ratings are up from a C last week to a B. SunPower Corporation is a vertically integrated solar products and services company that designs, manufactures, and delivers solar electric systems worldwide for residential, commercial, and utility-scale power plant customers. The company also gets A’s in earnings revisions. For more information, get Portfolio Grader’s complete analysis of SPWR stock.

Hanwha Q CELLS Co., Ltd. Sponsored ADR (HQCL) improves from a B to a A rating this week. The company also gets A’s in sales growth, earnings revisions, earnings surprise, and earnings momentum. For more information, get Portfolio Grader’s complete analysis of HQCL stock.

The rating of Taiwan Semiconductor Manufacturing Co., Ltd. Sponsored ADR (TSM) moves up this week, rising from a C to a B. Taiwan Semiconductor Manufacturing Co., Ltd. Sponsored ADR makes semiconductors based on its own or third-party proprietary integrated circuit designs. The company also gets A’s in return on equity. For more information, get Portfolio Grader’s complete analysis of TSM stock.

This is a strong week for Trina Solar Ltd. Sponsored ADR (TSL). The company’s rating climbs to B from the previous week’s C. Trina Solar Ltd. Sponsored ADR designs, develops, manufactures and sells photovoltaic modules. The company also gets A’s in sales growth. For more information, get Portfolio Grader’s complete analysis of TSL stock.

Solar3D, Inc. (SLTD) gets a higher grade this week, advancing from a C last week to a B. The company also gets A’s in sales growth, earnings revisions, and earnings momentum. For more information, get Portfolio Grader’s complete analysis of SLTD 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.