Athletics designated INF Adam Rosales for assignment.

Rosales was batting just .200/.273/.331 in 147 plate appearances with the Athletics this season. The 30-year-old utilityman was given the boot to clear a roster spot for the arrival of top infield prospect Grant Green.

Adam Rosales hit a go-ahead homer off James Shields in the eighth in Oakland's 2-1 defeat of Kansas City on Friday.

The A's had been going with Eric Sogard against righties and Rosales against lefties, but Rosales drew the assignment against Shields tonight and came through with the big blast. As poorly as Sogard has hit, the A's will probably go with Rosales regularly for now.

Adam Rosales went 2-for-5 with a leadoff homer in Friday's win over the Yankees.

In fact, Rosales took CC Sabathia deep on the very first pitch of the ballgame. Not bad for someone who was starting out of the leadoff spot for the first time in his career. The 29-year-old is now hitting .333 (9-for-27) since coming off the disabled list and could be playing himself into a more prominent role.

Adam Rosales went 3-for-4 with a double and an RBI against the Angels on Wednesday.

The A's have been using Eric Sogard at second base against righties, but maybe that will change if Rosales stays hot. He's 7-for-22 since coming off the disabled list on April 25.

Athletics activated INF Adam Rosales from the 15-day disabled list.

Rosales has been out all season with an intercostal strain. The 29-year-old will serve as a utility infielder for the A's.

Adam Rosales (intercostal) could be activated when the Athletics return home Thursday.

Rosales is 2-for-13 (.154) over three games during his rehab assignment, but the most important thing is that he's feeling healthy. The 29-year-old will serve as a utility infielder upon his return.

Adam Rosales (intercostal) will begin a rehab assignment on Wednesday.

Rosales shouldn't need too many at-bats before being activated. We'll likely see him back with the A's next week.

Adam Rosales (intercostal) is close to beginning a rehab assignment.

He'll likely start one this weekend when the A's begin a road trip. Rosales should return sometime next week.

Adam Rosales (intercostal) is close to being cleared for a rehab assignment.

Rosales hasn't reported any setbacks since being placed on the disabled list and will resume hitting activities early next week. The Athletics are hoping to have him available sometime later this month.

Adam Rosales (intercostal) will do some running and light throwing on the field Tuesday.

If that goes well, he should be able to start hitting soon. Rosales is shooting to return in mid-April.

Athletics placed INF Adam Rosales on the 15-day disabled list with a strained left intercostal muscle.

Rosales should be ready to rock around mid-April. He had been in the running for the Athletics' starting second base job, but that will go to Scott Sizemore now.

Adam Rosales hit two home runs off the bench in Sunday's win over the Cubs.

The Athletics pounded Scott Baker early, and Rosales, Chris Young and Josh Donaldson all finished with home runs. The performance likely keeps Rosales in contention for a bench spot after he batted just 222/.297/.333 in 42 games last season. Eric Sogard is also having a surprisingly good spring and could also force his way back on the Opening Day roster.

Athletics and 2B Adam Rosales avoided arbitration by agreeing to a one-year contract.

Rosales batted .222/.297/.333 with two homers and eight RBI in 42 games for the A's in 2012. He'll compete for a reserve infielder role during the spring.

Adam Rosales went 2-for-4 with a solo home run in Sunday's loss to the White Sox.

Rosales took tough lefty Chris Sale deep in the seventh inning. He now has two home runs in 45 at-bats this season, though he's hitting just .222/.368/.378.

Athletics recalled INF Adam Rosales from Triple-A Sacramento.

Brandon Hicks was sent down in a corresponding roster move. Rosales is 4-for-24 (.167) in 13 games at the major league level this season and will serve as bench depth. He can be ignored in fantasy leagues.

Adam Rosales will be called up by the A's before Thursday night's game against the Blue Jays.

Oakland is also calling up pitching prospect Dan Straily, who's been lighting it up in the minors this season. Rosales will serve as depth for the Athletics' bench.

Athletics recalled INF Adam Rosales from Triple-A Sacramento.

Rosales should see a good amount of action at third base while Brandon Inge nurses a groin strain, but the 28-year-old is doubtful to hold much fantasy value.

Athletics optioned INF Adam Rosales to Triple-A Sacramento.

Rosales was a defensive replacement during last week's Opening Series in Japan, but didn't have an official plate appearance. Eric Sogard will now function as the team's primary backup middle infielder while Josh Donaldson should get most of the playing time at third base.

Adam Rosales returned to action on Wednesday March 28.

Updating a previous item, Adam Rosales (shoulder) is scheduled to take batting practice Wednesday.

Rosales has been slowed with a sore left shoulder, but has progressed to hitting off a tee and taking soft tosses in recent days. He could make his Cactus League debut as soon as Thursday.