The trophy was donated to the new league in 1972 along with approximately $500,000 by the Avco Financial Services Corporation, and became the first major sports league championship trophy to bear the name of a private corporation.
O trofeo foi donado á nova liga en 1972 xunto con aproximadamente 500.000 dólares pola AVCO Financial Services Corporation, e converteuse no primeiro trofeo de campión dunha liga deportiva maior en levar o nome dunha empresa privada.