This week, commercial banking, electric utilities, infrastructure, reit and household products are the best sectors on the Portfolio Grader database.

Commercial banking stands out with 100% of the sector’s stocks (5 out of 5) rating a “buy”. Within the commercial banking sector, Pacific Capital Bancorp (PCBC) and StellarOne Corporation (STEL) receive top marks of A’s. Citizens Republic Bancorp (CRBC) is also getting a B.

The electric utilities sector’s track record is proving one of the best with 86% of its stocks (36 out of 42) rating a “buy”. Out of the electric utilities stocks, Edison International (EIX), Hawaiian Electric Industries, Inc. (HE) and Xcel Energy (XEL) are out front with A’s.

Infrastructure is thriving this week with 80% of stocks in the sector (4 out of 5) currently rating a “buy”. Among infrastructure stocks, Macquarie Infrastructure Company LLC (MIC), Grupo Aeroportuario del Centro Norte SAB de CV Sponsored ADR Class B (OMAB) and Grupo Aeroportuario del Pacifico SAB de CV Sponsored ADR Class B (PAC) are leading the way with A’s.

With 78% of the sector’s stocks (141 out of 180) rating a “buy,” the reit sector is one of the strongest. Chatham Lodging (CLDT), Post Properties, Inc. (PPS) and Urstadt Biddle Properties Inc. Class A (UBA) are paving the way for the sector with A grades.

The household products sector is thriving on Portfolio Grader this week, with 78% of its stocks (7 out of 9) currently rating a “buy”. Among household products stocks, Clorox Company (CLX), Church & Dwight Co., Inc. (CHD) and Colgate-Palmolive Company (CL) are leading the way with A’s.

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.