| 04/25/2001 | Signed as an international Free Agent with the Colorado Rockies |
| 07/13/2010 | Selected to the 2010 MLB All-Star Game |
| 07/30/2011 | Traded by the Colorado Rockies to the Cleveland Indians for P Joe Gardner, P Alex White, 1B Matt McBride, and a PTBNL (P Drew Pomeranz - 08/16/2011) |
| 02/19/2014 | Signed as a Free Agent with the Baltimore Orioles |
| 07/26/2015 | Injured on 07/22/2015, diagnosed with forearm inflammation, will miss 4 months. |
| 01/01/2016 | OSA scouting updated ratings (potential): Stuff: 55 (55); Movement: 55 (55); Control: 45 (45). |
| 08/11/2016 | Injured (mild abdominal strain), day-to-day for 3 days. |
| 11/17/2016 | Was traded by the Baltimore Orioles to the St. Louis Cardinals, along with C Alex Murphy, in exchange for 1B Ernesto Molinet. |
| 01/01/2017 | OSA scouting updated ratings (potential): Stuff: 55 (55); Movement: 55 (55); Control: 45 (45). |
| 04/13/2017 | Released by the St. Louis Cardinals. |
| 01/01/2018 | OSA scouting updated ratings (potential): Stuff: 55 (55); Movement: 55 (55); Control: 45 (45). |
| LEADERBOARD APPEARANCES |
| Year | GS | Rank | | 2008 | 34 | 1 | | 2009 | 33 | 7 | | 2010 | 33 | 6 | | | Year | W | Rank | | 2009 | 15 | 4 | | 2010 | 19 | 3 | | | Year | L | Rank | | 2009 | 12 | 10 | | 2012 | 17 | 1 | | | | Year | IP | Rank | | 2009 | 218.0 | 6 | | 2010 | 221.2 | 7 | |
| Year | BF | Rank | | 2008 | 868 | 9 | | 2009 | 914 | 4 | | | Year | BB | Rank | | 2008 | 103 | 2 | | 2009 | 85 | 6 | | 2010 | 92 | 2 | | 2012 | 95 | 2 | | 2013 | 80 | 3 | | 2014 | 77 | 2 | | | Year | K | Rank | | 2009 | 198 | 6 | | 2010 | 214 | 3 | | 2013 | 194 | 9 | | | Year | WP | Rank | | 2008 | 16 | 3 | | 2010 | 16 | 1 | | 2012 | 16 | 1 | | | Year | ERA | Rank | | 2010 | 2.88 | 8 | | 2013 | 3.30 | 10 | |
| | | | Year | HR/9 | Rank | | 2008 | 0.50 | 2 | | 2009 | 0.54 | 6 | | 2010 | 0.41 | 3 | | | Year | H/9 | Rank | | 2009 | 7.56 | 9 | | 2010 | 6.66 | 2 | | 2013 | 8.03 | 9 | | | Year | K/9 | Rank | | 2010 | 8.69 | 9 | | 2013 | 9.56 | 4 | |
| | | | Year | SHO | Rank | | 2010 | 2 | 2 | | 2011 | 1 | 6 | | | Year | WAR | Rank | | 2008 | 5.7 | 5 | | 2009 | 7.4 | 2 | | 2010 | 8.3 | 1 | | |