Aroldis Chapman stats and game log
Aroldis Chapman is the Boston Red Sox relief pitcher (No. 44). In the 2026 regular season through September 23, 2026, Aroldis Chapman has played 53 games: 51.2 innings, 71 strikeouts and a 1.92 ERA.
Research summary
- Recent form: 1.8 strikeouts per game over the last 5 games, against 1.3 over the season (53 games).
- Role: 1.0 innings per game over the last 5 games, against 1.0 over the season.
- Consistency: at or above the season average (1.3 strikeouts) in 23 of 53 games.
- Home and road: 1.3 strikeouts per game at home (28 games), 1.4 on the road (25).
Figures are MLB regular-season games; samples are stated and small samples move quickly.
Team: Boston Red Sox stats and results.
6'4" · 235 lb
2026 regular season
| Games | IP | H | ER | BB | K | HR | PIT | |
|---|---|---|---|---|---|---|---|---|
| 2026 per game | 53 | 1.0 | 0.7 | 0.2 | 0.4 | 1.3 | 0.1 | 15.9 |
| 2026 totals | 53 | 51.2 | 35 | 11 | 23 | 71 | 3 | 841 |
2025 regular season
2 regular-season games in 2025 for comparison. Playoff games are not in these figures.
| Games | IP | H | R | ER | BB | K | HR | HB | |
|---|---|---|---|---|---|---|---|---|---|
| 2025 per game | 2 | 30.2 | 14 | 4.5 | 4 | 7.5 | 42.5 | 1.5 | 0 |
| 2025 totals | 2 | 61.1 | 28 | 9 | 8 | 15 | 85 | 3 | 0 |
Rates in 2026
Aroldis Chapman has pitched 51.2 innings in 53 games (0 starts) with 71 strikeouts and a 1.92 ERA.
| Measure | Value |
|---|---|
| ERA (earned runs per 9 innings) | 1.92 |
| WHIP (walks and hits per inning) | 1.12 |
| Strikeouts per 9 innings | 12.4 |
| Strikeout-to-walk ratio | 3.09 |
| Starts | 0 |
Home, road and recent form, 2026
| Split | Games | K/g | IP/g | ER/g |
|---|---|---|---|---|
| Home | 28 | 1.3 | 1.0 | 0.2 |
| Road | 25 | 1.4 | 1.0 | 0.2 |
| Last 5 games | 5 | 1.8 | 1.0 | 0 |
| Season | 53 | 1.3 | 1.0 | 0.2 |
Game log
| Date | Opponent | Result | IP | H | ER | BB | K | HR | PIT |
|---|---|---|---|---|---|---|---|---|---|
| Sep 30, 2026 (playoffs) | @ NYY | L | 1.0 | 0 | 0 | 0 | 3 | 0 | 14 |
| Sep 23, 2026 | vs CLE | W | 1.0 | 0 | 0 | 0 | 3 | 0 | 12 |
| Sep 13, 2026 | vs KC | W | 1.0 | 0 | 0 | 2 | 3 | 0 | 25 |
| Sep 12, 2026 | vs KC | W | 1.0 | 0 | 0 | 1 | 0 | 0 | 16 |
| Sep 6, 2026 | @ BAL | W | 1.0 | 1 | 0 | 0 | 2 | 0 | 19 |
| Sep 4, 2026 | @ BAL | W | 1.0 | 0 | 0 | 0 | 1 | 0 | 11 |
| Sep 3, 2026 | @ BAL | W | 1.0 | 2 | 2 | 0 | 2 | 1 | 13 |
| Aug 31, 2026 | vs SEA | W | 1.0 | 0 | 0 | 0 | 2 | 0 | 15 |
| Aug 24, 2026 | @ MIA | W | 1.0 | 1 | 0 | 0 | 1 | 0 | 18 |
| Aug 23, 2026 | vs SF | W | 1.0 | 0 | 0 | 0 | 1 | 0 | 15 |
Red Sox teammates
- Adley Rutschman (C)
- Alec Gamboa (RP)
- Andruw Monasterio (SS)
- Anthony Seigler (2B)
- Brayan Bello (SP)
- Caleb Durbin (3B)
- Ceddanne Rafaela (CF)
- Connor Wong (C)
- Curtis Mead (3B)
- Eli White (CF)
- Erik Miller (RP)
- Garrett Whitlock (RP)
- Greg Weissert (RP)
- Isiah Kiner-Falefa (2B)
- Jahmai Jones (DH)
- Jake Bennett (SP)
- Jarren Duran (LF)
- Jovani Moran (RP)
- Masataka Yoshida (DH)
- Mickey Gasper (DH)
- Nate Eaton (LF)
- Nick Sogard (2B)
- Patrick Sandoval (SP)
- Payton Tolle (SP)
- Ranger Suarez (SP)
- Roman Anthony (LF)
- Romy Gonzalez (DH)
- Sonny Gray (SP)
- Trevor Story (SS)
- Tsung-Che Cheng (SS)
- Tyler Samaniego (RP)
- Tyron Guerrero (RP)
- Willson Contreras (1B)
- Wilyer Abreu (RF)
- Wyatt Olds (RP)
How to read these numbers
- Games are the games Aroldis Chapman played.
- Season tables are regular-season games only. The game log includes playoff games, labeled, and reaches into last season when needed.
- A dash (–) means the statistic is not recorded for that game, never zero (hover it for the reason). A column with no recorded value is left out.
This page shows statistics and results only. It contains no sportsbook prices or betting lines. Current markets, hit rates against the line and StatsNext research are in the app.
Research in StatsNext
- Aroldis Chapman in StatsNext: Player Research with splits, matchup context and current props
- Boston Red Sox stats and results
- Red Sox at Yankees, September 30, 2026
- Guardians at Red Sox, September 23, 2026
- Royals at Red Sox, September 13, 2026
- All MLB player stats, 2026