NEW YORK (TheStreet) -- Shares of Endeavor Silver (EXK) were lower by 5.03% to $5.29 mid-Monday morning as silver prices dropped.

Silver for December delivery was down 2.31% to $19 per ounce on the COMEX.

The precious metal was sliding Monday ahead of the Federal Reserve annual policy retreat at Jackson Hole, WY later this week, MarketWatch reports.

Policymakers are meeting to discuss a potential interest rate hike, and comments from Fed Chairwoman Janet Yellen expected at the end of this week during the retreat will impact metals like silver and gold.

Fed Vice Chairman Stanley Fischer was hawkish on Sunday, saying that the central bank is close to its targets of maximum sustainable employment and an inflation rate of 2%. This indicates the Fed could hike rates at its next meeting.

Commodity metals tend to do poorly in high-rate environments as investors seek assets with yields.

Endeavor Silver, based in Vancouver, is a silver mining company.

Separately, TheStreet Ratings objectively rated this stock according to its "risk-adjusted" total return prospect over a 12-month investment horizon. Not based on the news in any given day, the rating may differ from Jim Cramer's view or that of this articles's author.

TheStreet Ratings rated this stock as a "sell" with a ratings score of E+.

The company's weaknesses can be seen in multiple areas, such as its disappointing return on equity, poor profit margins and weak operating cash flow.

You can view the full analysis from the report here: EXK