This story was excerpted from Martín Gallegos’ A’s Beat newsletter. To read the full newsletter, click here. And subscribe to get it regularly in your inbox.
WEST SACRAMENTO -- When the Athletics kicked off their 2026 season, they didn’t necessarily expect outfielder Henry Bolte to play a big role on the Major League team.
Just 22 years old at the time, Bolte had only reached Triple-A Las Vegas late in 2025. With several players capable of handling center field for the A’s, including Denzel Clarke, Lawrence Butler and Zack Gelof, why would Bolte be needed?
But the Athletics’ hand was forced with Clarke landing on the injured list in late April and Butler struggling at the plate. Bolte was called up from the Minors to make his debut on May 13 and has been a mainstay for the A’s since.
“I don’t think this was in the playbook when we started Spring Training to have Henry Bolte [get] 300-plus at-bats,” A’s manager Mark Kotsay said. “But he’s done a nice job.”
After a scorching start to his career, Bolte couldn’t avoid the slump that comes for most young players before too long. But his response has been impressive: Entering Monday’s series opener in Kansas City, Bolte was batting .339 with a .927 OPS in August, a resurgent month for the talented young player.
“Throughout the season, you’re going to go through some ups and downs, so being able to come out on the other side of those down stretches is always great,” Bolte told MLB.com. “Seeing some of the stuff that you do pay off is a little boost in confidence of the work you’ve been doing.”
Those words came ahead of a weekend that is sure to inspire a lot more confidence for Bolte. In his first three at-bats on Saturday, he launched a single, a three-run home run and a double. Bolte was right back at it on Sunday with three more hits and a run scored.
Blessed with excellent bat speed (77 mph, tied for 12th in MLB among players with 200+ swings) and the fastest sprint speed in the Majors at 30.6 feet per second, Bolte is a natural fit for the A’s leadoff spot. He led off both Saturday and Sunday and has done so in the club’s past six games against left-handed starters.
“Being able to get on base at the top of the order, if I’m able to get on early and maybe run or be able to score from first on a double or set us up to score, is great,” Bolte said. “I’m happy to hit wherever they want me. I’m comfortable all over. Being able to lead off and get my footspeed on first is definitely a benefit.”
Bolte is tied for second in MLB in the fittingly named Statcast category of “bolts,” which are any runs at 30+ ft/sec. That elite speed has translated to 14 stolen bases for the rookie, but he has also been caught eight times, going just 1-for-5 on steal attempts in July.
A’s manager Mark Kotsay said Bolte is getting more comfortable with the mechanics involved in stealing bases at baseball’s highest level.
“You can’t just outrun the ball -- it’s the big leagues,” Kotsay said. “And he found that out right away. I think he’s doing a better job with his jumps and understanding timing and the importance of that.”
Bolte has also been fine-tuning his play in center field, where he has appeared exclusively since earning the call to the Majors. He gets above-average jumps and is a plus defender by range with a strong throwing arm, but he has had a fair number of poor reads and inefficient routes in the outfield.
Bolte acknowledged that getting accustomed to Sutter Health Park, considered a tough place to play the outfield, has been part of his maturation process on defense.
“I think there’s a bunch that goes into it, but I’m getting more comfortable as the games go on,” he said.
That’s definitely clear at the plate, where Kotsay said Bolte is working to improve his plate discipline and lower his concerning 62.6% ground-ball rate, the highest in MLB.
Even in light of Bolte’s recent upswing, that important work will keep on going as the rookie builds a foundation in the big leagues.
“[I want to] continue to build on the last couple weeks of putting the ball in play, hitting it hard and trying to get it on a line,” Bolte said. “I’ll continue that work into the offseason, and we’ll feel prepared to go forward next year as well.”