The commercial banking, electric utilities, water utilities, reit and infrastructure sectors look strong this week, according to Portfolio Grader.

Commercial banking is excelling, with 100% of stocks in the sector (5 out of 5) rating a “buy”. Out of the commercial banking stocks, StellarOne Corporation (STEL) and Citizens Republic Bancorp (CRBC) are out front with B’s. Pacific Capital Bancorp (PCBC) also ranks a solid A.

With 90% of the sector’s stocks (37 out of 41) rating a “buy,” the electric utilities sector is one of the strongest. Edison International (EIX), Portland General Electric Company (POR) and Xcel Energy (XEL) are paving the way for the sector with A grades.

The water utilities sector’s track record is proving one of the best with 83% of its stocks (5 out of 6) rating a “buy”. With a grade of B, American Water Works Company, Inc. (AWK) and SJW Corp. (SJW) are buoying the sector. American States Water Company (AWR) also ranks a solid A.

Reit stands out with 82% of the sector’s stocks (147 out of 180) rating a “buy”. Among reit stocks, Chatham Lodging (CLDT), LaSalle Hotel Properties (LHO) and Weingarten Realty Investors (WRI) are leading the way with A’s.

Infrastructure is thriving this week with 80% of stocks in the sector (4 out of 5) currently rating a “buy”. Macquarie Infrastructure Company LLC (MIC) and Grupo Aeroportuario del Centro Norte SAB de CV Sponsored ADR Class B (OMAB) are lifting the sector overall, each earning a high grade of A. Grupo Aeroportuario del Pacifico SAB de CV Sponsored ADR Class B (PAC) currently ranks B.

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.