Aaron Bummer
2017–2026 · bats L / throws L · Atlanta Braves, Chicago White Sox, Kansas City Royals
289G
–AVG
–OBP
–SLG
More career statistics
0H
0HR
0RBI
0SB
22–22W–L
398.1IP
442K
4.07ERA
2GS
5SV
Career summary: MLB’s official regular-season totals. Season lines, splits and historical game logs below are reconstructed from the covered Retrosheet records and can differ in coverage or scorer revisions. Compare sources and coverage.
Why official totals and the game-record sums differ
The sources can disagree on historical scorer decisions, appearances, and which games belong to a major-league record. The career summary uses the official total; the source game rows retain their recorded values.
| Statistic | MLB official | Recorded game sum |
|---|---|---|
| Batting · Games | 289 | 387 |
Career batting
| G | PA | AB | R | H | 2B | 3B | HR | RBI | BB | K | SB | CS | HBP | SF | TB | AVG | OBP | SLG | OPS |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 289 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | – | – | – | – |
Career pitching
| IP | G | GS | CG | W | L | SV | H | R | ER | HR | BB | K | HBP | WP | ERA | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 398.3 | 408 | 2 | 0 | 22 | 22 | 5 | 362 | 204 | 180 | 30 | 175 | 442 | 0 | 0 | 4.07 | 1.348 |
The three rarest things in this career
| Rarity | What | Date | Rate | Game |
|---|---|---|---|---|
| 9 | 2 home runs allowed | 2025-07-05 | 1 in 21 pitcher-games | box score ↗ |
| 2 | 5 strikeouts | 2025-06-01 | 1 in 8 pitcher-games | box score ↗ |
| 1 | 3 walks allowed | 2019-08-30 | 1 in 6 pitcher-games | box score ↗ |
Season by season
| Year | Team | G | AB | H | HR | RBI | SB | AVG | IP | K |
|---|---|---|---|---|---|---|---|---|---|---|
| 2017 |  Chicago White Sox | 30 | – | – | – | – | – | – | 22 | 17 |
| 2018 | Chicago White Sox | 37 | – | – | – | – | – | – | 31 | 35 |
| 2019 | Chicago White Sox | 58 | – | – | – | – | – | – | 67 | 60 |
| 2020 | Chicago White Sox | 9 | – | – | – | – | – | – | 9 | 14 |
| 2021 | Chicago White Sox | 62 | – | – | – | – | – | – | 56 | 75 |
| 2022 | Chicago White Sox | 32 | – | – | – | – | – | – | 26 | 30 |
| 2023 | Chicago White Sox | 61 | – | – | – | – | – | – | 58 | 78 |
| 2024 |  Atlanta Braves | 56 | – | – | – | – | – | – | 55 | 69 |
| 2025 | Atlanta Braves | 42 | – | – | – | – | – | – | 54 | 51 |
| 2026 | Atlanta Braves, Kansas City Royals | 21 | – | – | – | – | – | – | 16 | 13 |