Vargas went 1-for-4 with a solo home run and a strikeout during a 4-1 win over Minnesota on Friday.
Bell went 2-for-3 with a solo home run and a walk during a 4-1 loss to the White Sox on Friday.
Montgomery went 1-for-3 with a solo home run in a 4-1 win over Minnesota on Friday.
Fedde (8-8) earned the win allowing no runs on three hits and two walks over five innings Friday against Minnesota. He struck out two.
Montgomery went 1-for-4 with a two-run homer and two strikeouts during a 4-1 win over Minnesota on Friday.
Matthews (9-9) picked up the loss after allowing four runs on four hits and one walk over five innings against the White Sox on Friday. He struck out four.
Urquidy gave up one hit over a scoreless inning of relief in Thursday's 6-2 loss to the Astros.
Fedde is slated to start Friday's game against the Twins at Rate Field, James Fegan of the Chicago Sun-Times reports.
The White Sox optioned Romo to Triple-A Charlotte on Friday.
The White Sox activated Teel (ankle) from the 10-day injured list Friday.
