The ratings of 7 Oil Gas & Consumable Fuels stocks are down this week, according to the Portfolio Grader database. Each of these rates a “D” (“sell”) or “F” overall (“strong sell”).

Magellan Midstream Partners, L.P.’s (MMP) rating weakens this week, dropping to a D versus last week’s C. Magellan Midstream Partners, L.P. is primarily involved in the storage, transportation, and distribution of refined petroleum products and ammonia. The company also gets F’s in sales growth. For more information, get Portfolio Grader’s complete analysis of MMP stock.

Imperial Oil Limited (IMO) declines this week from a D to a F. Imperial Oil Limited produces and refines natural gas and petroleum products and manufactures petrochemicals. The company also gets F’s in sales growth, earnings revisions, and earnings surprise. For more information, get Portfolio Grader’s complete analysis of IMO stock.

Slipping from a D to a F rating, YPF SA Sponsored ADR Class D (YPF) takes a hit this week. YPF SA Sponsored ADR Class D is an energy company operating a fully integrated oil and gas chain with market positions across the domestic upstream and downstream segments. The company also gets F’s in earnings growth, earnings revisions, earnings surprise, earnings momentum, and free cash flow. For more information, get Portfolio Grader’s complete analysis of YPF stock.

Cameco Corporation (CCJ) experiences a ratings drop this week, going from last week’s C to a D. Cameco Corporation produces uranium and supplies conversion services commercially. The company also gets F’s in earnings growth and earnings surprise. For more information, get Portfolio Grader’s complete analysis of CCJ stock.

Alon USA Partners LP (ALDW) slips from a C to a D this week. The company also gets F’s in sales growth, earnings revisions, and earnings surprise. For more information, get Portfolio Grader’s complete analysis of ALDW stock.

This is a rough week for JP Energy Partners LP (JPEP). The company’s rating falls to D from the previous week’s C. The company also gets F’s in sales growth, earnings revisions, earnings momentum, and free cash flow. For more information, get Portfolio Grader’s complete analysis of JPEP stock.

This week, Yanzhou Coal Mining Co. Ltd. Sponsored ADR Class H’s (YZC) rating worsens to a F from the company’s D rating a week ago. Yanzhou Coal Mining Co. Ltd. Sponsored ADR Class H engages in the mining, preparation, and sale of coal. The company also gets F’s in sales growth, operating margin growth, earnings growth, and earnings revisions. For more information, get Portfolio Grader’s complete analysis of YZC 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.