| Player History |
| 04-30-2010 | Joined the Ladoga Advancers. |
| 01-01-2011 | SISA scouting updated ratings (potential): Stuff: 13 (13); Movement: 4 (4); Control: 9 (10). |
| 12-01-2011 | Drafted SP C. Elwell in the 2011 rule 5 draft (Pick 26, Round 2, 56th overall Pick) by the Cincinnati Reds. |
| 01-01-2012 | SISA scouting updated ratings (potential): Stuff: 12 (12); Movement: 2 (2); Control: 9 (9). |
| 07-16-2012 | Pitches a 5-hit shutout against the Modesto Speed Demons with 5 strikeouts and 2 BB allowed! |
| 08-01-2012 | Wins the MLBAA SL1 Pitcher of the Month Award. |
| 01-01-2013 | SISA scouting updated ratings (potential): Stuff: 9 (9); Movement: 1 (1); Control: 10 (10). |
| 04-02-2013 | Injured (back spasms), out for 1-2 weeks. |
| 04-29-2013 | Injured (dead arm syndrome), out for 1-2 weeks. |
| 05-15-2013 | Pitches a 4-hit shutout against the Harrison Red Warriors with 9 strikeouts and 0 BB allowed! |
| 05-31-2013 | Was selected to the 2013 MLB Double A All-Star Game. |
| 06-01-2013 | Wins the MLBAA SL1 Pitcher of the Month Award. |
| 01-01-2014 | SISA scouting updated ratings (potential): Stuff: 12 (12); Movement: 1 (1); Control: 11 (11). |
| 02-24-2014 | Released by the Cincinnati Reds. |
| 02-24-2014 | Signed a 1-year minor league contract with the Houston Astros organization. |
| 04-03-2014 | Pitches a 3-hit shutout against the Saint Petersburg Warthogs with 8 strikeouts and 1 BB allowed! |
| 06-04-2014 | Was selected to the 2014 MLB Triple A All-Star Game. |
| 01-01-2015 | SISA scouting updated ratings (potential): Stuff: 15 (15); Movement: 3 (3); Control: 11 (11). |
| 04-12-2015 | Injured (damaged meniscus (knee)), out for 2 weeks. |
| 06-04-2015 | Was selected to the 2015 MLB Triple A All-Star Game. |
| 07-07-2015 | Pitches a 2-hit shutout against the Paradise Golden Grizzlies with 14 strikeouts and 3 BB allowed! |
| 08-01-2015 | Wins the MLBAAA SL1 Pitcher of the Month Award. |
| 11-22-2015 | Became a minor league free agent. |
| 01-01-2016 | SISA scouting updated ratings (potential): Stuff: 12 (12); Movement: 1 (2); Control: 14 (14). |
| 05-17-2016 | Injured (back spasms), day-to-day for 1-2 weeks. |
| 01-01-2017 | SISA scouting updated ratings (potential): Stuff: 14 (14); Movement: 8 (11); Control: 12 (12). |
| 08-13-2017 | Injured (torn back muscle), out for 3 months. |
| 01-01-2018 | SISA scouting updated ratings (potential): Stuff: 13 (14); Movement: 9 (11); Control: 12 (12). |
| 06-27-2018 | Injured (back spasms), out for 4-5 weeks. |
| 11-19-2018 | Received a 1-year contract worth a total of $883,200 through arbitration. |
| 01-01-2019 | SISA scouting updated ratings (potential): Stuff: 10 (11); Movement: 11 (12); Control: 14 (14). |
| 05-08-2019 | Injured (herniated disc (back)), out for 3 months. |
| 11-15-2019 | Received a 1-year contract worth a total of $756,000 through arbitration. |
| 01-01-2020 | SISA scouting updated ratings (potential): Stuff: 13 (13); Movement: 10 (10); Control: 12 (13). |
| 05-08-2020 | Injured (torn rotator cuff muscle), out for 8 months. |
| 11-21-2020 | Received a 1-year contract worth a total of $691,200 through arbitration. |
| 01-01-2021 | SISA scouting updated ratings (potential): Stuff: 10 (10); Movement: 11 (11); Control: 13 (14). |
| 08-25-2021 | Injured (tender elbow), out for 1-2 weeks. |
| 11-21-2021 | Received a 1-year contract worth a total of $690,000 through arbitration. |
| 01-01-2022 | SISA scouting updated ratings (potential): Stuff: 10 (10); Movement: 10 (10); Control: 13 (13). |
| 07-28-2022 | Was traded by the Minnesota Twins to the Boston Red Sox in exchange for 2B J. Stone. |
| 10-15-2022 | Signed a 2-year contract extension worth a total of $1,680,000 with the Boston Red Sox organization. |
| 01-01-2023 | SISA scouting updated ratings (potential): Stuff: 10 (10); Movement: 8 (9); Control: 13 (13). |
| 01-01-2024 | SISA scouting updated ratings (potential): Stuff: 11 (11); Movement: 9 (9); Control: 12 (12). |
| 03-30-2024 | Signed a 1-year contract extension worth a total of $1,140,000 with the Boston Red Sox organization. |
| 07-31-2024 | Pitches a 2-hit shutout against the Baltimore Orioles with 8 strikeouts and 4 BB allowed! |
| 01-01-2025 | SISA scouting updated ratings (potential): Stuff: 10 (11); Movement: 8 (9); Control: 14 (14). |
| 03-21-2025 | Injured (strained back muscle), day-to-day for 1-2 weeks. |
| 04-19-2025 | Signed a 1-year contract extension worth a total of $570,000 with the Boston Red Sox organization. |
| 04-26-2025 | Injured (strained tricep tendon), out for 2 weeks. |