Between May 31, 2016 and May 31, 2026, Dellin Betances has the best K/9 when pitching at least 100 innings, with 14.69 per nine innings.
Interpreted as:
highest strikeout per 9 by a player last 10 year for pitching minimum 100 innings| NAME | K/9 | IP | G | W | L | W% | GS | ERA | SO | CG | SHO | SV | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | BB/9 | K/BB | HR/9 | K% | BB% | WHIP | BABIP | RA | H/9 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | D. Betances | 14.69 | 189.1 | 198 | 9 | 17 | .346 | 0 | 3.33 | 309 | 0 | 0 | 26 | 124 | 70 | 76 | 12 | 106 | 20 | 57 | 2 | 809 | 17 | 5.04 | 2.92 | 0.57 | 38.2 | 13.1 | 1.21 | .309 | 3.61 | 5.89 |
| 2 |  | J. Hader | 14.56 | 512.1 | 468 | 34 | 31 | .523 | 0 | 2.64 | 829 | 0 | 0 | 226 | 282 | 150 | 164 | 65 | 198 | 24 | 321 | 6 | 2,019 | 19 | 3.48 | 4.19 | 1.14 | 41.1 | 9.8 | 0.94 | .240 | 2.88 | 4.95 |
| 3 |  | E. DÃaz | 14.55 | 525.1 | 527 | 29 | 36 | .446 | 0 | 2.91 | 849 | 0 | 0 | 257 | 365 | 170 | 183 | 55 | 187 | 41 | 401 | 10 | 2,138 | 34 | 3.20 | 4.54 | 0.94 | 39.7 | 8.7 | 1.05 | .308 | 3.14 | 6.25 |
| 4 |  | M. Miller | 14.35 | 185.0 | 149 | 4 | 8 | .333 | 6 | 2.53 | 295 | 0 | 0 | 67 | 98 | 52 | 60 | 13 | 76 | 5 | 103 | 5 | 718 | 11 | 3.70 | 3.88 | 0.63 | 41.1 | 10.6 | 0.94 | .258 | 2.92 | 4.77 |
| 5 | | D. Williams | 14.04 | 316.2 | 330 | 34 | 18 | .654 | 0 | 2.64 | 494 | 0 | 0 | 94 | 192 | 93 | 112 | 22 | 150 | 15 | 140 | 5 | 1,297 | 17 | 4.26 | 3.29 | 0.63 | 38.1 | 11.6 | 1.08 | .276 | 3.18 | 5.46 |
| 6 |  | A. Chapman | 13.98 | 510.2 | 547 | 41 | 28 | .594 | 0 | 2.68 | 793 | 0 | 0 | 226 | 308 | 152 | 173 | 37 | 259 | 18 | 346 | 6 | 2,101 | 60 | 4.56 | 3.06 | 0.65 | 37.7 | 12.3 | 1.11 | .273 | 3.05 | 5.43 |
| 7 | | F. Bautista | 13.83 | 161.1 | 156 | 13 | 7 | .650 | 0 | 2.01 | 248 | 0 | 0 | 67 | 84 | 36 | 42 | 14 | 72 | 3 | 104 | 1 | 632 | 10 | 4.02 | 3.44 | 0.78 | 39.2 | 11.4 | 0.97 | .237 | 2.34 | 4.69 |
| 8 | | J. Karinchak | 13.74 | 165.2 | 174 | 12 | 11 | .522 | 0 | 3.10 | 253 | 0 | 0 | 15 | 98 | 57 | 64 | 18 | 98 | 6 | 48 | 2 | 697 | 15 | 5.32 | 2.58 | 0.98 | 36.3 | 14.1 | 1.18 | .248 | 3.48 | 5.32 |
| 9 | | F. Cruz | 13.56 | 219.0 | 217 | 10 | 16 | .385 | 7 | 4.03 | 330 | 0 | 0 | 2 | 164 | 98 | 105 | 23 | 110 | 9 | 27 | 3 | 930 | 21 | 4.52 | 3.00 | 0.95 | 35.5 | 11.8 | 1.25 | .308 | 4.32 | 6.74 |
| 10 |  | C. Kimbrel | 13.49 | 469.0 | 490 | 37 | 36 | .507 | 0 | 3.40 | 703 | 0 | 0 | 203 | 307 | 177 | 198 | 58 | 214 | 29 | 355 | 7 | 1,929 | 44 | 4.11 | 3.29 | 1.11 | 36.4 | 11.1 | 1.11 | .269 | 3.80 | 5.89 |
| 11 | | J. James | 13.33 | 106.2 | 73 | 8 | 1 | .889 | 6 | 4.64 | 158 | 0 | 0 | 1 | 80 | 55 | 57 | 18 | 61 | 8 | 24 | 0 | 461 | 10 | 5.15 | 2.59 | 1.52 | 34.3 | 13.2 | 1.32 | .287 | 4.81 | 6.75 |
| 12 | | T. Rosenthal | 13.01 | 110.0 | 122 | 4 | 8 | .333 | 0 | 5.07 | 159 | 0 | 0 | 28 | 93 | 62 | 66 | 6 | 70 | 10 | 54 | 0 | 498 | 11 | 5.73 | 2.27 | 0.49 | 31.9 | 14.1 | 1.48 | .344 | 5.40 | 7.61 |
| 13 | | J. Estrada | 13.00 | 169.2 | 175 | 12 | 9 | .571 | 0 | 3.39 | 245 | 0 | 0 | 5 | 129 | 64 | 71 | 23 | 73 | 3 | 32 | 4 | 712 | 10 | 3.87 | 3.36 | 1.22 | 34.4 | 10.3 | 1.19 | .288 | 3.77 | 6.84 |
| 14 |  | J. Misiorowski | 12.95 | 130.0 | 26 | 10 | 5 | .667 | 25 | 3.12 | 187 | 0 | 0 | 0 | 85 | 45 | 49 | 12 | 50 | 8 | 0 | 0 | 521 | 3 | 3.46 | 3.74 | 0.83 | 35.9 | 9.6 | 1.04 | .277 | 3.39 | 5.88 |
| 15 | | A. Adams | 12.89 | 155.2 | 188 | 7 | 7 | .500 | 2 | 4.10 | 223 | 0 | 0 | 0 | 110 | 71 | 80 | 11 | 98 | 44 | 32 | 4 | 705 | 18 | 5.67 | 2.28 | 0.64 | 31.6 | 13.9 | 1.34 | .301 | 4.63 | 6.36 |
| 16 | | K. Yates | 12.84 | 384.2 | 404 | 27 | 22 | .551 | 0 | 3.14 | 549 | 0 | 0 | 98 | 267 | 134 | 147 | 49 | 154 | 25 | 188 | 10 | 1,588 | 15 | 3.60 | 3.56 | 1.15 | 34.6 | 9.7 | 1.09 | .269 | 3.44 | 6.25 |
| 17 | | C. Smith | 12.68 | 176.2 | 177 | 16 | 6 | .727 | 0 | 2.45 | 249 | 0 | 0 | 37 | 131 | 48 | 57 | 6 | 41 | 7 | 57 | 4 | 700 | 7 | 2.09 | 6.07 | 0.31 | 35.6 | 5.9 | 0.97 | .315 | 2.90 | 6.67 |
| 18 | | K. Giles | 12.57 | 218.1 | 224 | 5 | 12 | .294 | 0 | 2.97 | 305 | 0 | 0 | 98 | 174 | 72 | 76 | 21 | 69 | 4 | 165 | 2 | 889 | 18 | 2.84 | 4.42 | 0.87 | 34.3 | 7.8 | 1.11 | .312 | 3.13 | 7.17 |
| 19 | | A. Miller | 12.44 | 254.0 | 272 | 20 | 15 | .571 | 0 | 3.05 | 351 | 0 | 0 | 20 | 187 | 86 | 92 | 28 | 93 | 26 | 45 | 3 | 1,050 | 10 | 3.30 | 3.77 | 0.99 | 33.4 | 8.9 | 1.10 | .288 | 3.26 | 6.63 |
| 20 |  | A. Muñoz | 12.43 | 281.0 | 286 | 15 | 26 | .366 | 0 | 2.63 | 388 | 0 | 0 | 87 | 188 | 82 | 97 | 21 | 111 | 17 | 141 | 12 | 1,142 | 20 | 3.56 | 3.50 | 0.67 | 34.0 | 9.7 | 1.06 | .276 | 3.11 | 6.02 |
| 21 |  | S. Strider | 12.31 | 481.0 | 95 | 41 | 24 | .631 | 82 | 3.72 | 658 | 0 | 0 | 0 | 383 | 199 | 208 | 58 | 175 | 20 | 3 | 2 | 1,984 | 14 | 3.27 | 3.76 | 1.09 | 33.2 | 8.8 | 1.16 | .303 | 3.89 | 7.17 |
| 22 | | C. Knebel | 12.28 | 247.2 | 256 | 13 | 16 | .448 | 4 | 3.16 | 338 | 0 | 0 | 72 | 182 | 87 | 97 | 26 | 123 | 9 | 118 | 12 | 1,034 | 5 | 4.47 | 2.75 | 0.94 | 32.7 | 11.9 | 1.23 | .290 | 3.52 | 6.61 |
| 23 | | B. Abreu | 12.18 | 348.0 | 338 | 18 | 14 | .563 | 0 | 2.87 | 471 | 0 | 0 | 19 | 254 | 111 | 122 | 29 | 170 | 25 | 75 | 0 | 1,461 | 24 | 4.40 | 2.77 | 0.75 | 32.2 | 11.6 | 1.22 | .294 | 3.16 | 6.57 |
| 24 | | J. Quijada | 12.18 | 129.1 | 142 | 4 | 14 | .222 | 0 | 4.59 | 175 | 0 | 0 | 8 | 99 | 66 | 73 | 19 | 86 | 12 | 32 | 8 | 576 | 4 | 5.98 | 2.03 | 1.32 | 30.4 | 14.9 | 1.43 | .282 | 5.08 | 6.89 |
| 25 | | A. Vesia | 12.12 | 294.0 | 325 | 18 | 14 | .563 | 1 | 2.88 | 396 | 0 | 0 | 15 | 192 | 94 | 113 | 34 | 135 | 12 | 47 | 13 | 1,210 | 9 | 4.13 | 2.93 | 1.04 | 32.7 | 11.2 | 1.11 | .250 | 3.46 | 5.88 |
StatMuse has game-level data for K/9 and innings pitched going back to the 1901 season.
Some of the information used here was obtained free of charge from Retrosheet.
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| NL East | W | L | PCT | GB |
|---|---|---|---|---|
40 | 19 | .678 | ||
30 | 28 | .517 | 9.5 | |
30 | 29 | .508 | 10.0 | |
26 | 33 | .441 | 14.0 | |
25 | 33 | .431 | 14.5 | |
| NL Central | W | L | PCT | GB |
34 | 21 | .618 | ||
32 | 27 | .542 | 4.0 | |
30 | 26 | .536 | 4.5 | |
31 | 28 | .525 | 5.0 | |
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| NL West | W | L | PCT | GB |
37 | 21 | .638 | ||
32 | 25 | .561 | 4.5 | |
31 | 26 | .544 | 5.5 | |
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Pirates
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Rockies| AL East | W | L | PCT | GB |
|---|---|---|---|---|
35 | 20 | .636 | ||
35 | 23 | .603 | 1.5 | |
29 | 30 | .492 | 8.0 | |
27 | 32 | .458 | 10.0 | |
24 | 33 | .421 | 12.0 | |
| AL Central | W | L | PCT | GB |
34 | 26 | .567 | ||
31 | 27 | .534 | 2.0 | |
27 | 32 | .458 | 6.5 | |
22 | 36 | .379 | 11.0 | |
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| AL West | W | L | PCT | GB |
30 | 29 | .508 | ||
28 | 30 | .483 | 1.5 | |
27 | 31 | .466 | 2.5 | |
27 | 33 | .450 | 3.5 | |
23 | 36 | .390 | 7.0 |
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