| Period | Age | Org | IP | W | L | S | Hld | QS | ERA | WHIP | H | K | BB | HR | K/9 | BB/9 | HR/9 | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Year to Date | 23 | STL | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Rest of Year | 23 | STL | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Full Year | 23 | STL | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Year | Org | Age | IP | ERA | WHIP | H | K | BB | HR | K/9 | BB/9 | HR/9 | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2012 | STL | 23 | 57 | 4.12 | 1.36 | 61 | 32 | 16 | 5 | 5.1 | 2.5 | 0.8 | 0.3 |
| 2013 | STL | 24 | 63 | 4.10 | 1.34 | 67 | 36 | 17 | 5 | 5.2 | 2.4 | 0.7 | 0.3 |
| 2014 | STL | 25 | 57 | 4.13 | 1.36 | 63 | 33 | 15 | 5 | 5.2 | 2.4 | 0.8 | 0.3 |
| 2015 | STL | 26 | 59 | 4.11 | 1.34 | 64 | 34 | 15 | 5 | 5.2 | 2.3 | 0.8 | 0.3 |
| 2016 | STL | 27 | 59 | 4.10 | 1.35 | 65 | 35 | 15 | 5 | 5.3 | 2.3 | 0.8 | 0.3 |
| 2017 | STL | 28 | 59 | 4.11 | 1.35 | 65 | 35 | 14 | 5 | 5.4 | 2.1 | 0.8 | 0.3 |
| 2018 | STL | 29 | 59 | 4.12 | 1.34 | 65 | 35 | 14 | 5 | 5.3 | 2.1 | 0.8 | 0.3 |
| Year | Age | Org | Tm | Lg | Class | G | GS | CG | GF | W | L | S | ERA | WHIP | IP | H | K | BB | HR | K/9 | BB/9 | HR/9 | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2008 | 19 | lou | Coll-B | 10 | 5 | 0 | 0 | 1 | 1 | 0 | 4.88 | 1.52 | 28 | 28 | 20 | 14 | 4 | 6.5 | 4.5 | 1.3 | 0.2 | ||
| 2009 | 20 | lou | Coll-B | 18 | 13 | 0 | 0 | 6 | 5 | 0 | 5.00 | 1.51 | 77 | 96 | 63 | 21 | 4 | 7.3 | 2.4 | 0.5 | 0.4 | ||
| 2009 | 20 | WAR | Coll-A | 12 | 0 | 0 | 0 | 1 | 1 | 2 | 3.50 | 1.17 | 18 | 14 | 23 | 7 | 0 | 11.5 | 3.5 | 0.0 | 0.4 | ||
| 2010 | 21 | lou | Coll-B | 19 | 10 | 1 | 0 | 3 | 4 | 0 | 4.31 | 1.34 | 63 | 65 | 39 | 19 | 2 | 5.6 | 2.7 | 0.3 | 0.8 | ||
| 2010 | 21 | STL | JCY | APP | R+ | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 6.75 | 0.74 | 3 | 2 | 2 | 0 | 0 | 6.7 | 0.0 | 0.0 | 0.0 |
| 2010 | 21 | STL | QCS | MID | A | 14 | 1 | 0 | 4 | 0 | 0 | 1 | 5.14 | 1.39 | 28 | 30 | 29 | 9 | 3 | 9.3 | 2.9 | 1.0 | 0.1 |
| 2011 | 22 | STL | QCS | MID | A | 34 | 0 | 0 | 20 | 4 | 1 | 8 | 1.26 | 0.82 | 57 | 35 | 46 | 12 | 1 | 7.3 | 1.9 | 0.2 | 2.6 |
| 2012 | 23 | STL | PMB | FSL | A+ | 46 | 0 | 0 | 35 | 2 | 2 | 14 | 2.24 | 1.08 | 60 | 61 | 41 | 4 | 3 | 6.1 | 0.6 | 0.4 | 2.1 |
| Year | Age | Org | Lg | Class | ERA | WHIP | IP | H | K | BB | HR | K/9 | BB/9 | HR/9 | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2008 | 19 | Coll-B | 6.90 | 1.88 | 26.09 | 31 | 12 | 18 | 6 | 4.1 | 6.2 | 2.1 | -0.4 | ||
| 2009 | 20 | Coll-B | 6.32 | 1.80 | 89.64 | 124 | 52 | 37 | 6 | 5.2 | 3.7 | 0.6 | -0.8 | ||
| 2010 | 21 | STL | NL | A | 5.68 | 1.64 | 87.77 | 108 | 43 | 36 | 9 | 4.4 | 3.7 | 0.9 | -0.2 |
| 2011 | 22 | STL | NL | A | 2.07 | 1.02 | 55.11 | 41 | 27 | 15 | 2 | 4.4 | 2.4 | 0.3 | 2.0 |
| 2012 | 23 | STL | NL | A+ | 4.28 | 1.30 | 58.35 | 71 | 28 | 5 | 8 | 4.3 | 0.8 | 1.2 | 0.6 |