Sprott Physical Silver is trading lower on October 22 as silver prices slide amid concern the Federal Reserve may keep rates higher. - Price: CA$26.23 at the October 21 close; no October 22 Canadian quote was provided. - % Change: The reported 4.85% decline applies to the U.S.-listed trust. - Higher bond yields, a steady U.S. dollar and inflation concerns tied to rising oil prices are also pressuring precious metals.