| Player History |
| 12/16/2012 | Joined the Fort Wayne HS Magic. |
| 01/01/2013 | OSA scouting updated ratings (potential): Stuff: 5 (13); Movement: 10 (17); Control: 2 (16). |
| 06/10/2013 | Released by the Fort Wayne HS Magic. |
| 12/05/2013 | Drafted in the 2013 first-year player draft (Round 1, Pick 6, 6th overall Pick) by the Philadelphia Phillies. |
| 01/01/2014 | OSA scouting updated ratings (potential): Stuff: 6 (13); Movement: 10 (17); Control: 2 (16). |
| 04/06/2014 | Named the #11 prospect in the ML |
| 08/01/2014 | Pitches a 2-hit shutout against the Auburn Doubledays with 11 strikeouts and 2 BB allowed! |
| 08/21/2014 | Injured (forearm cramp), day-to-day for 5 days. |
| 09/01/2014 | Wins the NYP Pitcher of the Month Award. |
| 12/05/2014 | Was traded by the Philadelphia Phillies to the Houston Astros, along with LF S. Cruz, in exchange for SP M. Morgan, CF D. Neeleman. |
| 01/01/2015 | OSA scouting updated ratings (potential): Stuff: 12 (14); Movement: 14 (17); Control: 5 (16). |
| 04/05/2015 | Named the #11 prospect in the ML |
| 11/22/2015 | Was traded by the Houston Astros to the Toronto Blue Jays, along with SP M. Robertson, SP D. Rodgers, SS D. Vázquez, in exchange for SP R. Suzuki. |
| 01/01/2016 | OSA scouting updated ratings (potential): Stuff: 13 (14); Movement: 18 (18); Control: 8 (16). |
| 04/05/2016 | Was traded by the Toronto Blue Jays to the Pittsburgh Pirates, along with MR J. Rice, CL D. Lewis, in exchange for CF E. Shelton, RF P. Guzmán, SP G. Olson, $5,500,000. |
| 04/10/2016 | Named the #14 prospect in the ML |
| 07/22/2016 | Injured (forearm soreness), day-to-day for 5 days. |
| 11/29/2016 | Received a 1-year contract worth a total of $390,000 through automatic renewal. |
| 01/01/2017 | OSA scouting updated ratings (potential): Stuff: 14 (14); Movement: 17 (17); Control: 11 (16). |
| 06/12/2017 | Injured (bruised knee), day-to-day for 6 days. |
| 11/30/2017 | Received a 1-year contract worth a total of $390,000 through automatic renewal. |
| 01/01/2018 | OSA scouting updated ratings (potential): Stuff: 14 (14); Movement: 17 (17); Control: 14 (16). |
| 05/27/2018 | Injured (elbow inflammation), out for 3 weeks. |
| 11/14/2018 | Received a 1-year contract worth a total of $5,008,000 through arbitration. |
| 01/01/2019 | OSA scouting updated ratings (potential): Stuff: 14 (14); Movement: 17 (17); Control: 15 (16). |
| 07/01/2019 | Was selected to the 2019 Major League All-Star Game. |
| 09/26/2019 | Pitches a 4-hit shutout against the Cincinnati Reds with 5 strikeouts and 0 BB allowed! |
| 10/29/2019 | Wins the 2019 ML NL Cy Young Award. |
| 11/18/2019 | Received a 1-year contract worth a total of $8,500,000 through arbitration. |
| 01/01/2020 | OSA scouting updated ratings (potential): Stuff: 14 (14); Movement: 18 (18); Control: 16 (16). |
| 07/12/2020 | Was selected to the 2020 Major League All-Star Game. |