Standard Oil an "unreasonable" monopoly under the Sherman Antitrust Act, Section II. It ordered Standard to break up into 34 independent companies with different boards of directors, the biggest two of the companies were Standard Oil of New Jersey (which became Exxon) and Standard Oil of New York (which became Mobil). Standard's president, John D. Rockefeller, had long since retired from any management role. But, as he owned a quarter of the shares of the resultant companies, and those share values mostly doubled, he emerged from the dissolution as the richest man in the world. The dissolution had actually propelled Rockefeller's personal
Standard Oil Oil insist that the company did not restrain trade; they were simply superior competitors. The federal courts ruled otherwise. Some economic historians have observed that Standard Oil was in the process of losing its monopoly at the time of its breakup in 1911. Although Standard had 90 percent of American refining capacity in 1880, by 1911 that had shrunk to between 60 and 65 percent, due to the expansion in capacity by competitors. Numerous regional competitors (such as Pure Oil in the East, Texaco and Gulf Oil in the Gulf Coast, Cities Service and Sun in the Midcontinent, Union in