This week, 3 Semiconductors & Semiconductor Equipment stocks are improving their overall rating on Portfolio Grader. Each of these rates an “A” (“strong buy”) or “B” overall (“buy”).

KLA-Tencor Corporation (KLAC) gets a higher grade this week, advancing from a B last week to a A. KLA-Tencor Corporation manufactures yield management and process monitoring systems for the semiconductor industry. The company also gets A’s in earnings growth, earnings revisions, earnings momentum, and return on equity. For more information, get Portfolio Grader’s complete analysis of KLAC stock.

Entegris, Inc. (ENTG) shows solid improvement this week. The company’s rating rises from a C to a B. Entegris, Inc. provides materials management products and services to the microelectronics industry on a worldwide basis. The company also gets A’s in operating margin growth and free cash flow. For more information, get Portfolio Grader’s complete analysis of ENTG stock.

Intermolecular, Inc. (IMI) boosts its rating from a B to a A this week. Intermolecular, Inc. is a semiconductor and clean energy technology platform company. The company also gets A’s in earnings revisions. For more information, get Portfolio Grader’s complete analysis of IMI 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.