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A disclaimer is in order. In no case can we attribute 100% of the firm's revenue to sales of a single commodity. Public corporations long ago recognized investors needed either vertical integration or a wide-ranging portfolio of commodities to dampen the volatility of single-commodity production. The four corporations examined below, Phelps Dodge, Inco, Newmont Mining (NEM) and Anadarko Petroleum (APC) all have multiple commodity exposure. In addition, all four corporations have been quite active in the merger, acquisition and divestiture market. These distortions are unavoidable.
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Newmont Mining and Gold
Newmont's performance story is fascinating. Prior to May 2003, its relative performance to the S&P 500 as a function of gold prices increased exponentially. It is as if the owners of Newmont got an additional call option on gold tossed in for good measure. This makes sense. The production costs for gold barely increased while prices received increased by more than 50% during this period. After May 2003, the relationship changed entirely: There is none.
Was Newmont Mining a Good Way to Play Gold?