Rank Name Team G Batters Faced IP TBA TOP
1 Blake Treinen OAK 68 315 80.1 87.0 0.278
2 Josh Hader MIL 55 306 81.1 104.0 0.341
3 Seth Lugo NYM 54 410 101.1 151.0 0.369
4 Craig Stammen SDP 73 317 79.0 117.0 0.371
5 Jeurys Familia TOT 70 302 72.0 114.0 0.377
6 Jordan Hicks STL 73 339 77.2 129.0 0.381
7 Clay Buchholz ARI 16 393 98.1 153.0 0.390
8 Hyun Jin Ryu LAD 15 324 82.1 127.0 0.393
9 Wade Miley MIL 16 338 80.2 131.0 0.393
10 Mychal Givens BAL 69 317 76.2 128.0 0.405
11 Jesse Chavez TOT 62 377 95.1 153.0 0.406
12 Adam Ottavino COL 75 309 77.2 125.0 0.407
13 John Gant STL 26 487 114.0 205.0 0.423
14 Yonny Chirinos TBR 18 370 89.2 156.0 0.424
15 Michael Wacha STL 15 355 84.1 149.0 0.425
16 Joe Musgrove PIT 19 486 115.1 206.0 0.427
17 Robbie Erlin SDP 39 439 109.0 186.0 0.427
18 Yusmeiro Petit OAK 74 368 93.0 157.0 0.428
19 Freddy Peralta MIL 16 321 78.1 137.0 0.428
20 Trevor Cahill OAK 21 450 110.0 192.0 0.430
21 Nathan Eovaldi TOT 22 455 111.0 197.0 0.434
22 Jeremy Hellickson WSN 19 370 91.1 160.0 0.435
23 Brad Hand TOT 69 301 72.0 130.0 0.435
24 Dereck Rodríguez SFG 21 487 118.1 211.0 0.435
25 Edwin Jackson OAK 17 381 92.0 166.0 0.438
26 Brad Ziegler TOT 82 305 73.2 135.0 0.443
27 Michael Lorenzen CIN 45 344 81.0 152.0 0.444
28 Garrett Richards LAA 16 324 76.1 144.0 0.446
29 Félix Peña LAA 19 389 92.2 173.0 0.446
30 Caleb Smith MIA 16 326 77.1 145.0 0.448
31 Blaine Hardy DET 30 351 86.0 157.0 0.449
32 Robert Gsellman NYM 68 345 80.0 155.0 0.453
33 Daniel Mengden OAK 22 476 115.2 215.0 0.456
34 Heath Fillmyer KCR 17 344 82.1 157.0 0.456
35 Jordan Lyles TOT 35 371 87.2 170.0 0.462
36 Ryan Borucki TOR 17 415 97.2 193.0 0.468
37 Héctor Velázquez BOS 47 370 85.0 174.0 0.470
38 Miguel Castro BAL 63 376 86.1 177.0 0.471
39 Marcus Stroman TOR 19 449 102.1 211.0 0.472
40 Brett Anderson OAK 17 333 80.1 158.0 0.477
41 Steven Brault PIT 45 413 91.2 196.0 0.478
42 Buck Farmer DET 66 308 69.1 148.0 0.482
43 Tyler Glasnow TOT 45 468 111.2 226.0 0.483
44 Brian Flynn KCR 48 336 75.2 162.0 0.484
45 Brent Suter MIL 20 424 101.1 204.0 0.487
46 Austin Gomber STL 29 334 75.0 161.0 0.488
47 Antonio Senzatela COL 23 390 90.1 191.0 0.491
48 Shane Bieber CLE 20 485 114.2 240.0 0.495
49 Noé Ramirez LAA 69 353 83.1 175.0 0.496
50 Brian Johnson BOS 38 434 99.1 216.0 0.498
51 Aaron Sanchez TOR 20 474 105.0 236.0 0.498
52 Chad Kuhl PIT 16 373 85.0 185.0 0.504
53 Anthony DeSclafani CIN 21 484 115.0 243.0 0.507
54 Tyler Chatwood CHC 24 486 103.2 248.0 0.516
55 Mike Wright Jr. BAL 48 388 84.1 200.0 0.517
56 Domingo Germán NYY 21 375 85.2 198.0 0.528
57 Héctor Santiago CHW 49 460 102.0 243.0 0.529
58 Matt Koch ARI 19 360 86.2 190.0 0.531
59 Brandon McCarthy ATL 15 339 78.2 178.0 0.531
60 Nick Tropeano LAA 14 316 76.0 168.0 0.532
61 David Hess BAL 21 454 103.1 245.0 0.541
62 Jason Vargas NYM 20 404 92.0 216.0 0.541
63 Matt Andriese TOT 41 340 78.2 184.0 0.543
64 Jaime García TOT 33 369 82.0 200.0 0.545
65 Nick Kingham PIT 18 342 76.0 186.0 0.550
66 Trevor Hildenberger MIN 73 319 73.0 175.0 0.554
67 Yovani Gallardo TOT 21 422 94.1 234.0 0.557
68 Burch Smith KCR 38 358 78.0 200.0 0.562
69 Drew Pomeranz BOS 26 344 74.0 194.0 0.564
70 Martín Pérez TEX 22 397 85.1 224.0 0.566
71 Bryan Mitchell SDP 16 337 73.0 194.0 0.577
72 Adam Plutko CLE 17 326 76.2 188.0 0.578
73 Homer Bailey CIN 20 494 106.1 284.0 0.581
74 Matt Moore TEX 39 471 102.0 275.0 0.585
75 Joe Biagini TOR 50 328 72.0 193.0 0.588
76 Josh Tomlin CLE 32 321 70.1 203.0 0.632

Stats sourced from Baseball-Reference