The commercial banking, gas utilities, electric utilities, reit and infrastructure sectors are rising to the top this week on the Portfolio Grader database.

Commercial banking is excelling, with 100% of stocks in the sector (5 out of 5) rating a “buy”. Near the top of their sector, Pacific Capital Bancorp (PCBC) and StellarOne Corporation (STEL) have A ratings. Citizens Republic Bancorp (CRBC) also gets a B.

Gas utilities stands out with 88% of the sector’s stocks (15 out of 17) rating a “buy”. AmeriGas Partners, L.P. (APU), WGL Holdings, Inc. (WGL) and UGI Corporation (UGI) are lifting the sector overall, each earning a high grade of A.

The electric utilities sector’s track record is proving one of the best with 88% of its stocks (36 out of 41) rating a “buy”. Out of the electric utilities stocks, Edison International (EIX), Portland General Electric Company (POR) and Empire District Electric Company (EDE) are out front with A’s.

The reit sector is thriving on Portfolio Grader this week, with 82% of its stocks (147 out of 180) currently rating a “buy”. New York Mortgage Trust, Inc. (NYMT), Weingarten Realty Investors (WRI) and Urstadt Biddle Properties Inc. Class A (UBA) are all currently earning A’s.

With 80% of the sector’s stocks (4 out of 5) rating a “buy,” the infrastructure sector is one of the strongest. With overall grades of A, Grupo Aeroportuario del Centro Norte SAB de CV Sponsored ADR Class B (OMAB), Macquarie Infrastructure Company LLC (MIC) and Grupo Aeroportuario del Pacifico SAB de CV Sponsored ADR Class B (PAC) are buoying the sector.

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.