10:34 AM - Brent Rooker (OAK) went 1-for-2 with a three-run home run and two walks in a loss to the Yankees on Wednesday.

7:36 PM - Brent Rooker (OAK) went 1-for-4 with a solo home run during Sunday's 6-2 loss to the Guardians.

9:00 AM - Brent Rooker (OAK) went 1-for-2 with a solo home run during Friday's loss to Cleveland.

2:18 PM - Brent Rooker (OAK) (ribs) was activated from the 10-day injured list by the Athletics on Friday, Martin Gallegos of MLB.com reports.

3:07 PM - Brent Rooker (OAK) (ribs) started full body workouts Friday, the Associated Press reports.

11:41 AM - Brent Rooker (OAK) was placed on the 10-day injured list by the Athletics on Thursday with a costochondral cartilage injury.

5:43 PM - Brent Rooker (OAK) (abdomen) is out of the lineup for Wednesday's game against the Rangers.

3:04 PM - Brent Rooker (OAK) was removed from Sunday's game against the Tigers due to abdominal soreness, Chris McCosky of The Detroit News reports.

1:01 PM - Brent Rooker (OAK) is not in the lineup Sunday against the Guardians.

5:56 PM - Brent Rooker (OAK) is not in the Athletics' lineup Friday against the Guardians.

1:37 PM - Brent Rooker (OAK) went 2-for-3 with a three-run home run and an additional run in a Cactus League tie with the Rangers on Tuesday.

11:32 AM - Brent Rooker (OAK) went 3-for-3 with a solo home run and a walk in Sunday's 7-3 loss to the Angels.

1:00 PM - Brent Rooker (OAK) went 1-for-4 with a two-run single and a stolen base in a loss to the Twins on Wednesday.

2:28 PM - Brent Rooker (OAK) went 1-for-4 with a two-run home run in a loss to the Mariners on Wednesday.

5:24 PM - Brent Rooker (OAK) isn't in the Athletics' lineup Tuesday against Seattle.

5:32 PM - Brent Rooker (OAK) is not in the lineup for Monday's game against the Mariners.

9:41 AM - Brent Rooker (OAK) went 2-for-4 with a solo home run in Sunday's loss to the Padres.

3:29 PM - Brent Rooker (OAK) will sit Saturday against the Padres.

4:09 PM - Brent Rooker (OAK) is not in Tuesday's lineup against the Astros.

12:02 PM - Brent Rooker (OAK) is absent from the lineup Sunday at Texas.

5:18 PM - Brent Rooker (OAK) isn't in the Athletics' lineup Tuesday against the Blue Jays.

11:41 AM - Brent Rooker (OAK) went 1-for-3 with a two-run home run in a win over the Angels on Saturday.

12:34 PM - Brent Rooker (OAK) went 1-for-4 with a solo home run in a win over the White Sox on Thursday.

7:40 PM - Brent Rooker (OAK) went 1-for-4 with a solo home run in Sunday's 12-1 loss to the Orioles.

3:19 PM - Brent Rooker (OAK) is not in the lineup Friday against the Nationals.

5:25 PM - Brent Rooker (OAK) is not in the lineup for Monday's game against the Rangers.

3:47 PM - Brent Rooker (OAK) will start in right field and bat fifth in Sunday's game against the Giants.

6:27 PM - Brent Rooker (OAK) (illness) is starting at designated hitter and batting third in Wednesday's game in San Francisco.

1:20 PM - Brent Rooker (OAK) is out of the lineup for Wednesday's game against the Red Sox.

5:23 PM - Brent Rooker (OAK) (illness) is starting in left field and batting cleanup Monday versus the Red Sox, Martin Gallegos of MLB.com reports.

2:06 PM - Brent Rooker (OAK) was scratched from the lineup for Sunday's game against the Twins with an illness, Sonja Chen of MLB.com reports.

12:04 PM - Brent Rooker (OAK) went 1-for-4 with a solo home run in a loss to the Red Sox on Saturday.

9:40 AM - Brent Rooker (OAK) entered Sunday's loss to the White Sox as a pinch hitter in the bottom of the sixth inning and remained in the game in right field, going 1-for-2 with a two-run home run.

3:29 PM - Brent Rooker (OAK) is out of the lineup for Sunday's game against the White Sox.

1:37 PM - Brent Rooker (OAK) isn't in the Athletics' lineup Saturday against the White Sox.

12:24 PM - Brent Rooker (OAK) went 1-for-3 with a triple in a win over the White Sox on Friday.

3:35 PM - Brent Rooker (OAK) will sit Friday versus the Blue Jays.

3:34 PM - Brent Rooker (OAK) is out of the lineup Wednesday at Cleveland.

12:09 PM - Brent Rooker (OAK) went 1-for-4 with a solo home run in a win over the Brewers on Sunday.

2:41 PM - Brent Rooker (OAK) remains on the bench Saturday against Milwaukee, Martin Gallegos of MLB.com reports.

4:10 PM - Brent Rooker (OAK) is not in the lineup Friday against the Brewers.

10:00 AM - Brent Rooker (OAK) went 1-for-5 with a two-run home run in a win over the Pirates on Tuesday.

11:40 AM - Brent Rooker (OAK) went 2-for-3 with a walk and two runs in a loss to the Pirates on Monday.

12:51 PM - Brent Rooker (OAK) is not in the lineup Saturday against the Marlins.

5:34 PM - Brent Rooker (OAK) isn't starting Tuesday against Atlanta.

4:24 PM - Brent Rooker (OAK) is out of the lineup for Monday's game against Atlanta.

6:22 PM - Brent Rooker (OAK) is not in the starting lineup Wednesday at Seattle.

1:26 PM - Brent Rooker (OAK) went 2-for-4 with an RBI single in a loss to the Astros on Saturday.

1:26 PM - Brent Rooker (OAK) went 2-for-4 with an RBI single, two walks and two runs in an extra-innings win over the Diamondbacks on Tuesday.

2:55 PM - Brent Rooker (OAK) will sit Saturday against the Rangers.

8:48 AM - Brent Rooker (OAK) went 2-for-5 with a double and a three-run home run in Friday's 9-7 victory over the Rangers.

12:10 PM - Brent Rooker (OAK) went 1-for-3 with two walks and a run in a loss to the Yankees on Monday.

6:17 AM - Brent Rooker (OAK) went 0-for-3 with a stolen base and a run scored in Sunday's 5-1 loss to the Royals.

8:18 AM - Brent Rooker (OAK) went 3-for-3 with a two-run home run and two runs scored in Friday's loss to the Reds.

12:57 PM - Brent Rooker (OAK) is not in the lineup Sunday against the Rangers.

1:58 PM - Brent Rooker (OAK) (hamstring) went 1-for-3 with two walks and a run in a win over the Rangers on Friday.

4:24 PM - Brent Rooker (OAK) (hamstring) is back in the Athletics' lineup for Friday's game against the Rangers, Jessica Kleinschmidt of The Comeback reports.

3:49 PM - Brent Rooker (OAK) manager Mark Kotsay said prior to Wednesday's game against the Cubs that Rooker is dealing with a hamstring contusion and is unlikely to be available off the bench, Martin Gallegos of MLB.com reports.

2:07 PM - Brent Rooker (OAK) (hamstring) is out of the lineup for Wednesday's game against the Cubs.

7:17 AM - Brent Rooker (OAK) went 2-for-4 with a double and a walk in Sunday's 4-3 loss to the Mets.

10:07 AM - Brent Rooker (OAK) went 2-for-5 with an RBI infield single and a solo home run in a loss to the Mets on Friday.

4:56 PM - Brent Rooker (OAK) went 2-for-4 with two home runs and five RBI in Thursday's 8-7 loss to Baltimore.

11:32 AM - Brent Rooker (OAK) went 2-for-4 with a three-run home run in a win over the Orioles on Wednesday.

8:54 AM - Brent Rooker (OAK) Mark Kotsay said Monday that Rooker earned a spot on Oakland's Opening Day roster, Matt Kawahara of the San Francisco Chronicle reports.

2:17 PM - Brent Rooker (OAK) was claimed off waivers by the Athletics on Thursday.