Retherford will compete in his first Olympics in the 65-kilogram freestyle category.
Off-court Oilers fan and on-court big man Ward has taken strides since arriving on Penn State's campus.
Pittaro recorded 32 hits during his career as a Nittany Lion.
Funk played for the Bulls' Summer League team before being waived.
Granville, who was previously in the class of 2025, will join the program this summer.
The Happy Valley Hoopers are three wins away from the $1 million prize.