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A player page shows one box score, because a hitter and a pitcher share almost no column — which half you get follows the one he appears in. Every rate is built from summed counts, so a batting average is hits over at bats across whatever window you picked rather than an average of nightly averages. Pitchers rank against starters or relievers, which is the split the sport itself draws. A dash means no number for that cell, or a zero in a roster column that counts.
Ryan Zeferjahn
Pitcher2026 · Regular Season
Did you knowRyan Zeferjahn ranks 39th of 282 relief pitchers in saves, at 7.
94th beats 94% of the Relief Pitchers; 1 is the best of however many the row says. Higher is always better, whichever way the stat runs. Red to green by where the placing sits. A stat with no better end is left unpainted.
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Game log65 games
| Date | Opp | IP | W | L | SV | H | HR | K | BB | ERA | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 24, 2026 |  MIA | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0.00 | 0.00 |
| Sep 22, 2026 | MIA | 0.1 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 0.00 | 6.00 |
| Sep 19, 2026 | @ CIN | 0.1 | 0 | 0 | 0 | 1 | 0 | 2 | 0 | 0.00 | 3.00 |
| Sep 16, 2026 |  ATL | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0.00 | 1.00 |
| Sep 14, 2026 | ATL | 1 | 0 | 0 | 0 | 2 | 0 | 1 | 1 | 0.00 | 3.00 |
| Sep 12, 2026 |  PIT | 0.1 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0.00 | 0.00 |
| Sep 7, 2026 | @ MIL | 0.1 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 27.00 | 6.00 |
| Sep 5, 2026 | @MIA | 1.2 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 0.00 | 0.60 |
| Sep 3, 2026 | MIL | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | — | — |
| Sep 1, 2026 | MIL | 0.2 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 27.00 | 3.00 |
| Aug 29, 2026 | CIN | 1.1 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0.00 | 0.00 |
| Aug 26, 2026 | @ ARI | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 9.00 | 2.00 |
| Aug 24, 2026 | @ARI | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0.00 |
| Aug 21, 2026 | @ SEA | 0.2 | 0 | 1 | 0 | 1 | 0 | 0 | 1 | 0.00 | 3.00 |
| Aug 17, 2026 |  CWS | 1 | 0 | 0 | 0 | 2 | 1 | 1 | 1 | 18.00 | 3.00 |
| Aug 14, 2026 |  STL | 1 | 0 | 0 | 0 | 1 | 0 | 2 | 1 | 0.00 | 2.00 |
| Aug 11, 2026 | @ WSH | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 1 | — | — |
| Aug 9, 2026 | @ KC | 1 | 0 | 0 | 0 | 1 | 0 | 2 | 0 | 0.00 | 1.00 |
| Aug 5, 2026 |  LAD | 0.2 | 0 | 0 | 0 | 1 | 1 | 2 | 0 | 13.50 | 1.50 |
| Aug 4, 2026 | LAD | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0.00 |
| Aug 2, 2026 | MIL | 0.1 | 0 | 0 | 1 | 2 | 0 | 4 | 0 | 0.00 | 6.00 |
| July 27, 2026 |  HOU | 1 | 0 | 0 | 0 | 2 | 0 | 2 | 0 | 9.00 | 2.00 |
| July 26, 2026 | @ SF | 1 | 0 | 0 | 0 | 1 | 0 | 2 | 0 | 0.00 | 1.00 |
| July 24, 2026 | @SF | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.00 | 1.00 |
| July 21, 2026 | STL | 1 | 0 | 0 | 0 | 1 | 0 | 3 | 0 | 0.00 | 1.00 |
| July 19, 2026 |  DET | 1 | 0 | 0 | 1 | 1 | 1 | 0 | 0 | 9.00 | 1.00 |
| July 17, 2026 | DET | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0.00 | 0.00 |
| July 12, 2026 | @ MIN | 1.1 | 0 | 0 | 0 | 1 | 1 | 2 | 0 | 6.75 | 0.75 |
| July 9, 2026 | @ TEX | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0.00 | 0.00 |
| July 8, 2026 | @TEX | 1 | 0 | 0 | 0 | 1 | 0 | 2 | 0 | 0.00 | 1.00 |
| July 4, 2026 |  BOS | 0.1 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 0.00 | 3.00 |
| June 30, 2026 | @SEA | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0.00 | 1.00 |
| June 28, 2026 |  ATH | 0.2 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 0.00 | 3.00 |
| June 27, 2026 | ATH | 1 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 0.00 | 0.00 |
| June 23, 2026 |  BAL | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0.00 | 0.00 |
| June 20, 2026 | @ATH | 1.2 | 0 | 0 | 0 | 0 | 0 | 3 | 1 | 0.00 | 0.60 |
| June 18, 2026 | @ATH | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0.00 | 2.00 |
| June 14, 2026 |  TB | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0.00 | 0.00 |
| June 12, 2026 | TB | 0.1 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 0.00 | 3.00 |
| June 10, 2026 | HOU | 1 | 1 | 0 | 0 | 0 | 0 | 2 | 1 | 0.00 | 1.00 |
| June 8, 2026 | HOU | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 2 | 0.00 | 2.00 |
| June 6, 2026 | @LAD | 2 | 0 | 0 | 0 | 0 | 0 | 3 | 2 | 0.00 | 1.00 |
| June 3, 2026 |  COL | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 9.00 | 2.00 |
| June 1, 2026 | COL | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.00 | 1.00 |
| May 29, 2026 | @TB | 0.1 | 0 | 1 | 0 | 3 | 2 | 0 | 1 | 108.00 | 12.00 |
| May 28, 2026 | @DET | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0.00 | 2.00 |
| May 23, 2026 | TEX | 1 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 9.00 | 1.00 |
| May 21, 2026 | ATH | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 2 | 0.00 | 2.00 |
| May 20, 2026 | ATH | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | — | — |
| May 18, 2026 | ATH | 0.1 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 27.00 | 12.00 |
| May 13, 2026 | @ CLE | 1 | 0 | 0 | 0 | 1 | 0 | 2 | 0 | 0.00 | 1.00 |
| May 10, 2026 | @ TOR | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0.00 | 0.00 |
| May 5, 2026 | CWS | 1.1 | 0 | 0 | 1 | 0 | 0 | 3 | 2 | 0.00 | 1.50 |
| May 2, 2026 |  NYM | 2 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 0.00 | 0.50 |
| April 29, 2026 | @CWS | 2 | 0 | 0 | 0 | 1 | 0 | 4 | 0 | 4.50 | 0.50 |
| April 26, 2026 | @KC | 1.2 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.00 | 0.60 |
| April 24, 2026 | @KC | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0.00 | 0.00 |
| April 22, 2026 | TOR | 1.1 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 13.50 | 1.50 |
| April 18, 2026 |  SD | 1 | 0 | 1 | 0 | 3 | 0 | 0 | 2 | 18.00 | 5.00 |
| April 14, 2026 | @ NYY | 1 | 0 | 0 | 0 | 1 | 0 | 2 | 0 | 0.00 | 1.00 |
| April 11, 2026 | @CIN | 2 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 4.50 | 1.00 |
| April 8, 2026 | ATL | 1.2 | 0 | 0 | 0 | 2 | 0 | 2 | 2 | 10.80 | 2.40 |
| April 5, 2026 | SEA | 2 | 0 | 0 | 0 | 0 | 0 | 5 | 1 | 9.00 | 0.50 |
| April 1, 2026 | @CHC | 0.2 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 0.00 | 3.00 |
| March 27, 2026 | @HOU | 2 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 0.00 | 0.00 |
| Season | G | GS | IP | W | L | SV | ERA | WHIP | H | HR | K | BB |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 65 | 0 | 64.1 | 4 | 4 | 7 | 4.20 | 1.38 | 49 | 7 | 94 | 40 |
| 2025 | 62 | 1 | 57 | 6 | 5 | 2 | 4.74 | 1.47 | 49 | 12 | 73 | 35 |
| 2024 | 12 | 0 | 17 | 0 | 0 | 0 | 2.12 | 0.76 | 7 | 0 | 18 | 6 |
About MLB Research
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Every number the site holds for a Major League team and the players who played for it, in one place. Pick a club, a season and a set of games, and read it. Nothing here needs an account.
Where the numbers come from
The same tables the boards read, resolved through one shared definition per stat. A rate is computed over the whole window rather than averaged across games, so a season figure is not the mean of the nightly ones.