Together, 310 donors gave a combined $11.6 million more by this summer than would have been allowed before the ruling. Their contributions favored Republican candidates and committees over Democratic ones by 2 to 1. The data provides the most comprehensive picture of the immediate fallout of McCutcheon, a case brought by an Alabama businessman and the Republican National Committee that has further amplified the influence of the wealthy on campaigns.

Source: Wealthy political donors seize on new latitude to give to unlimited candidates - The Washington Post