The ratings of 10 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”).

This week, EQT Corporation’s (EQT) rating worsens to a D from the company’s C rating a week ago. EQT Corporation offers energy products, primarily natural gas and NGLs, and services to wholesale and retail customers in the United States. The company also gets F’s in sales growth, operating margin growth, earnings growth, and earnings momentum. For more information, get Portfolio Grader’s complete analysis of EQT stock.

Royal Dutch Shell Plc Sponsored ADR Class B (RDS.B) earns a D this week, moving down from last week’s grade of C. Royal Dutch Shell Plc Sponsored ADR Class B explores for, produces, and refines petroleum. The company also gets F’s in earnings surprise. For more information, get Portfolio Grader’s complete analysis of RDS.B stock.

BP p.l.c. Sponsored ADR (BP) slips from a C to a D this week. BP p.l.c. Sponsored ADR is involved in the supply, trading, refining, manufacturing, marketing and transportation of crude oil, petroleum, and chemical products to wholesale and retail customers. The company also gets F’s in sales growth, earnings surprise, and free cash flow. For more information, get Portfolio Grader’s complete analysis of BP stock.

Crestwood Equity Partners LP’s (CEQP) rating weakens this week, dropping to a D versus last week’s C. Crestwood Equity Partners LP operates in natural gas storage in Texas, and in natural gas, liquid and crude oil services serving customers in the United States and Canada. The company also gets F’s in sales growth, operating margin growth, earnings growth, earnings revisions, return on equity, and free cash flow. For more information, get Portfolio Grader’s complete analysis of CEQP stock.

Memorial Resource Development Corp (MRD) declines this week from a C to a D. The company also gets F’s in operating margin growth, earnings surprise, earnings momentum, return on equity, and free cash flow. For more information, get Portfolio Grader’s complete analysis of MRD stock.

Aegean Marine Petroleum Network Inc. (ANW) is having a tough week. The company’s rating falls from a D to a F. Aegean Marine Petroleum Network Inc. is a marine fuel logistics company engaged in supplying and marketing refined marine fuel and lubricants to ships in port and at sea. The company also gets F’s in sales growth. For more information, get Portfolio Grader’s complete analysis of ANW stock.

This is a rough week for Dorian LPG Ltd. (LPG). The company’s rating falls to F from the previous week’s D. The company also gets F’s in earnings growth, earnings revisions, and earnings momentum. For more information, get Portfolio Grader’s complete analysis of LPG stock.

Synergy Resources Corporation (SYRG) gets weaker ratings this week as last week’s D drops to a F. Synergy Resources Corporation is engaged in oil and gas acquisitions, exploration, development and production activities, mainly in the area known as the Denver-Julesburg Basin. The company also gets F’s in sales growth, operating margin growth, earnings growth, earnings surprise, earnings momentum, return on equity, and free cash flow. For more information, get Portfolio Grader’s complete analysis of SYRG stock.

VOC Energy Trust (VOC) experiences a ratings drop this week, going from last week’s C to a D. VOC Energy Trust acquires and holds a term net profits interest of the net proceeds from production of the interests in oil and natural gas properties in the states of Kansas and Texas. The company also gets F’s in sales growth. For more information, get Portfolio Grader’s complete analysis of VOC stock.

Slipping from a C to a D rating, PetroQuest Energy, Inc. (PQ) takes a hit this week. PetroQuest Energy, Inc. explores, develops, acquires, and operates oil and gas properties onshore and offshore in the Gulf Coast Region. The company also gets F’s in sales growth, earnings surprise, and free cash flow. For more information, get Portfolio Grader’s complete analysis of PQ 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.