Forrest has reportedly entered the NCAA transfer portal after one year with the program.
The specialist is the No. 1 punter in the nation, according to Kohl's Kicking.
Freiermuth inked his first professional contract with the Pittsburgh Steelers Tuesday afternoon.
"You can't have enough guys like Pat in your locker room. He instantly, without making any plays on the field, makes your organization better just by the way he goes about his business."
Simmons is reuniting with former Penn State assistant Charles Huff in Huntington, West Virginia.
"Better than Christmas morning."