Miguel Tejada returned to the team to replace Mora at third base and brought in Garrett Atkins to play first.

The Orioles also looked to improve the pitching staff by trading for veteran Kevin Millwood from the Texas Rangers and signing free agent closer Michael Gonzalez.

On June 4, 2010. the Orioles fired manager Dave Trembley after compiling a record of 187 wins and 283 losses since being promoted during the 2007 season.

[6] Showalter chose to wear the number 26 in honor of his friend and former Orioles manager Johnny Oates.

This was the best record of any AL team over the same stretch of time, one commentator stating that "The Orioles had two different seasons.