11:42 PM - Zack Gelof (OAK) (oblique) went 0-for-4 with three strikeouts in Tuesday's 2-1 extra-inning loss to the Astros.

4:30 PM - Zack Gelof (OAK) (oblique) was reinstated from the 10-day injured list and is starting at second base Tuesday against the Astros.

6:24 PM - Zack Gelof (OAK) (oblique) has rejoined the Athletics and could be activated during their current series in Houston, Martin Gallegos of MLB.com reports.

2:26 PM - Zack Gelof (OAK) (oblique) will join Triple-A Las Vegas this weekend to begin a rehab assignment, Martin Gallegos of MLB.com reports.

2:47 PM - Zack Gelof (OAK) (oblique) has progressed to taking light swings in the batting cage, but he remains without a firm timetable for return, MLB.com reports.

3:02 PM - Zack Gelof (OAK) (oblique) fielded grounders and played catch Wednesday, Martin Gallegos of MLB.com reports.

7:41 PM - Zack Gelof (OAK) (oblique) is currently shut down from baseball activity, Martin Gallegos of MLB.com reports.

2:07 PM - Zack Gelof (OAK) Athletics placed Gelof on the 10-day injured list Thursday with a strained left oblique.

7:03 PM - Zack Gelof (OAK) was scratched from Oakland's lineup ahead of Wednesday's matchup against the Yankees due to left abdominal soreness, Martin Gallegos of MLB.com reports.

6:24 PM - Zack Gelof (OAK) was scratched from Oakland's lineup ahead of Wednesday's game versus the Yankees, Martin Gallegos of MLB.com reports.

6:22 PM - Zack Gelof (OAK) went 1-for-4 with a two-run home run during Monday's 2-0 win over the Yankees.

12:05 PM - Zack Gelof (OAK) went 2-for-4 with a stolen base in a loss to the Guardians on Sunday, but he still carries a .158/.200/.158 slash line over the 40 plate appearances covering his last 10 games.

6:53 PM - Zack Gelof (OAK) collected four hits including a home run and a triple with four RBI and three runs scored during Sunday's win over the Tigers.

11:15 PM - Zack Gelof (OAK) went 2-for-4 with a double and a stolen base in a loss to the Guardians on Saturday.

2:24 PM - Zack Gelof (OAK) went 1-for-3 with a solo home run in the Athletics' Cactus League loss to the Padres on Thursday.

12:44 PM - Zack Gelof (OAK) went 2-for-5 with a stolen base in an extra-inning loss to the Blue Jays on Monday.

12:22 PM - Zack Gelof (OAK) went 2-for-4 with a walk and two runs in a win over the Angels on Sunday.

11:04 AM - Zack Gelof (OAK) went 2-for-5 with a two-run double, another two-bagger and a run in a win over the Angels on Friday.

3:19 AM - Zack Gelof (OAK) went 1-for-4 with a two-run home run against the White Sox in an 8-5 win Thursday.

8:34 AM - Zack Gelof (OAK) went 4-for-5 with two doubles, a run scored, two RBI and a stolen base in Wednesday's 8-0 win over the Cardinals.

3:19 PM - Zack Gelof (OAK) went 1-for-4 with a solo home run in a win over the Rangers on Wednesday.

11:47 AM - Zack Gelof (OAK) went 3-for-4 with a double, a stolen base and two runs in a win over the Giants on Sunday.

10:02 AM - Zack Gelof (OAK) went 1-for-5 with a two-run home run in a win over the Rockies on Friday.

9:42 AM - Zack Gelof (OAK) went 1-for-3 with two walks and a run in a loss to the Astros on Friday.

1:12 PM - Zack Gelof (OAK) is out of the lineup for Wednesday's game against the Red Sox.

12:45 PM - Zack Gelof (OAK) went 1-for-4 with a triple, two stolen bases and two runs in a loss to the Twins on Saturday.

12:16 PM - Zack Gelof (OAK) whose contract was selected from Triple-A Las Vegas earlier in the day, went 1-for-4 with an RBI double in his big-league debut against the Twins on Friday.

4:04 PM - Zack Gelof (OAK) contract was selected from Triple-A Las Vegas ahead of Friday's game against the Twins.

6:37 PM - Zack Gelof (OAK) will be called up from Triple-A Las Vegas by the Athletics on Friday to make his major-league debut, Martin Gallegos of MLB.com reports.

10:33 AM - Zack Gelof (OAK) owns a .280 average and .871 OPS across 181 plate appearances over 41 games with Triple-A Las Vegas.

4:11 PM - Zack Gelof (OAK) Las Vegas reinstated Gelof (shoulder) from its 7-day injured list Wednesday.

2:01 PM - Zack Gelof (OAK) is on the 7-day injured list at Triple-A Las Vegas with a left shoulder strain and is expected to return this month, Melissa Lockard of The Athletic reports.