Arizona State In 2019, Yellen served as the Sun Devils' primary backup after losing a quarterback competition to fellow freshman
Jayden Daniels in the offseason. His lone start was in substitution of an injured Daniels, throwing for 292 yards and four touchdowns in a loss to
USC. With only appearing in one game, Yellen was ultimately redshirted. On December 16, 2019, shortly after the season ended, Yellen announced that he would enter the transfer portal.
Pittsburgh On January 2, 2020, Yellen announced that he transfer to
Pittsburgh. In 2020, he played in six games as backup to
Kenny Pickett. With Pickett injured, Yellen started back to back games in October against
Miami and
Notre Dame. Yellen threw for a season-high 277 yards and a touchdown in the loss against the Hurricanes. He finished the season with completing 35 of 78 passing attempts for 402 yards, three interceptions and a touchdown. On April 29, 2022, Yellen announced that he would enter the transfer portal for the second time.
Hawaii On May 2, 2022, Yellen announced that he would transfer to
Hawaii. Despite missing spring football, he competed for the starting job with
Brayden Schager. He made his Rainbow Warriors debut off of the bench in the season opener against
Vanderbilt. Yellen started the next three games against
Western Kentucky,
Michigan and
Duquesne. On the 2022 season, he appeared in the first four games of the season and finished with completing 40 of 87 passing attempts for 324 yards and two interceptions. On November 14, 2023, Yellen announced that he would enter the transfer portal.
Chapman Yellen transferred to
Chapman University who are
D-III and members of the
SCIAC. Yellen made his first appearance off of the bench for the Panthers where he completed 10 of 16 passes for 105 yards in a victory against
Redlands. He started the following week against
Cal Lutheran where he completed 18 of 28 passes for 205 yards and two touchdowns in the victory.
Statistics As of November 14, 2024 == References ==