Claymore Silver Bullion Trust has filed a final short form prospectus in connection with a follow-on offering of hedged trust units, Toronto-based Claymore Investments, Inc. said Wednesday. The hedged units will provide investors with an exposure to physical silver bullion with substantially all of the U.S. dollar currency exposure hedged back to the Canadian dollar. The maximum amount of the offering is $75,000,600 million, or 2,907,000 hedged units, priced at $25.80 per unit.