| 07/02/2017 |
Signed as an international free agent with the Washington Nationals. |
| 04/15/2025 |
LHP Jose A. Ferrer changed number to 42. [Auto] |
| 04/16/2025 |
LHP Jose A. Ferrer changed number to 47. [Auto] |
| 09/02/2025 |
Injured (sore elbow),day-to-day for one week. |
| 11/25/2025 |
Received a 1-year contract through automatic renewal worth a total of $760,000. |
| 01/01/2026 |
OSA scouting updated ratings (potential): Stuff: 50 (50); Movement: 50 (65); Control: 75 (80). |
| 02/18/2026 |
Injured on 02/17/2026, diagnosed with a torn rotator cuff, will miss 5 months. |
| 09/26/2026 |
Suspended 7 games after ejection following a brawl. |
| 11/09/2026 |
Signed a 1-year contract extension worth a total of $2,160,000 with the Washington Nationals organization. |
| 01/01/2027 |
OSA scouting updated ratings (potential): Stuff: 45 (45); Movement: 50 (50); Control: 80 (80). |
| 08/04/2027 |
Injured on 08/01/2027, diagnosed with a torn rotator cuff, will miss 5 months. |
| 11/11/2027 |
Signed a 1-year contract extension worth a total of $3,400,000 with the Washington Nationals organization. |
| 01/01/2028 |
OSA scouting updated ratings (potential): Stuff: 45 (45); Movement: 50 (50); Control: 80 (80). |
| 07/05/2028 |
Injured (dead arm),out for 3 days. |
| 07/28/2028 |
Injured on 07/23/2028, diagnosed with a strained hamstring, will miss 4-5 weeks. |
| 07/30/2028 |
Signed a 2-year contract extension worth a total of $9,920,000 with the Washington Nationals organization. |
| 08/19/2028 |
Suffered setback in recovery from injury, will miss another 2-3 weeks. |
| 01/01/2029 |
OSA scouting updated ratings (potential): Stuff: 45 (45); Movement: 50 (50); Control: 80 (80). |
| 02/15/2029 |
Injured on 02/14/2029, diagnosed with a sore elbow, is day-to-day. |
| 07/31/2029 |
Was traded by the Washington Nationals to the Las Vegas Athletics in exchange for SP Wei-En Lin and RP Jose de la Cruz. |
| 09/07/2029 |
Injured (sore elbow),day-to-day for 2 weeks. |
| 11/01/2029 |
Las Vegas Athletics voided the team option year for a buyout of $1,400,000. |
| 11/24/2029 |
Became a free agent. |
| 01/01/2030 |
OSA scouting updated ratings (potential): Stuff: 45 (45); Movement: 50 (50); Control: 75 (75). |
| 01/08/2030 |
Signed a 1-year contract worth a total of $1,020,000 with the Baltimore Orioles organization. |
| 07/14/2030 |
Was selected to the 2030 Major League Baseball All-Star Game. |
| 11/25/2030 |
Became a free agent. |
| 01/01/2031 |
OSA scouting updated ratings (potential): Stuff: 45 (45); Movement: 50 (50); Control: 75 (75). |
| 01/18/2031 |
Signed a 1-year contract worth a total of $1,160,000 with the New York Yankees organization. |
| 03/30/2031 |
Injured (sore back),day-to-day for 1 day. |
| 07/26/2031 |
Was traded by the New York Yankees to the Atlanta Braves in exchange for LF Willie Garcia. |
| 11/21/2031 |
Became a free agent. |
| 01/01/2032 |
OSA scouting updated ratings (potential): Stuff: 45 (45); Movement: 50 (50); Control: 65 (65). |
| 01/09/2032 |
Signed a 1-year contract worth a total of $1,100,000 with the Seattle Mariners organization. |
| 01/15/2032 |
Designated for assignment and placed on waivers by the Seattle Mariners. |
| 01/22/2032 |
Released by the Seattle Mariners. |
| 02/03/2032 |
Signed a 1-year contract worth a total of $1,240,000 with the Boston Red Sox organization. |
| 04/01/2032 |
Released by the Boston Red Sox. |
| 04/20/2032 |
Signed a minor league contract with the St. Louis Cardinals organization. |
| 06/18/2032 |
Released by the St. Louis Cardinals. |
| 07/13/2032 |
Signed a minor league contract with the San Diego Padres organization. |
| 07/16/2032 |
Injured (finger blister),day-to-day for 3 days. |
| 11/25/2032 |
Became a free agent. |
| 01/01/2033 |
OSA scouting updated ratings (potential): Stuff: 45 (45); Movement: 50 (50); Control: 60 (60). |
| 01/16/2033 |
Signed a minor league contract with majors option with the Kansas City Royals organization. |
| 03/22/2033 |
Released by the Kansas City organization. |
| 04/07/2033 |
Signed a minor league contract with the Tampa Bay Rays organization. |
| 08/08/2033 |
Released by the Tampa Bay Rays. |
| 08/24/2033 |
Signed a minor league contract with the Texas Rangers organization. |
| 11/12/2033 |
Became a free agent. |
| 01/01/2034 |
OSA scouting updated ratings (potential): Stuff: 45 (45); Movement: 50 (50); Control: 60 (60). |
| 01/16/2034 |
Signed a minor league contract with the Tampa Bay Rays organization. |
| 03/21/2034 |
Released by the Tampa Bay organization. |
| 04/04/2034 |
Signed a minor league contract with the Cincinnati Reds organization. |
| 04/05/2034 |
Released by the Cincinnati Reds. |
| 04/17/2034 |
Signed a minor league contract with the Colorado Rockies organization. |
| 04/18/2034 |
Released by the Colorado Rockies. |
| 05/14/2034 |
Signed a minor league contract with the Los Angeles Angels organization. |
| 05/15/2034 |
Released by the Los Angeles Angels. |
| 06/13/2034 |
Signed a minor league contract with the Austin Armadillos organization. |
| 07/16/2034 |
Injured (sore elbow),day-to-day for one week. |
| 09/24/2034 |
Released by the Austin Armadillos. |
| 11/11/2034 |
Signed a minor league contract with the Washington Nationals organization. |
| 12/21/2034 |
Designated for assignment and placed on waivers by the Washington Nationals. |
| 01/01/2035 |
OSA scouting updated ratings (potential): Stuff: 45 (45); Movement: 45 (45); Control: 55 (55). |
| 03/02/2035 |
Injured (sore elbow),day-to-day for one week. |
| 05/31/2035 |
Released by the Washington Nationals. |
| 06/08/2035 |
Signed a minor league contract with the Washington Nationals organization. |
| 06/09/2035 |
Released by the Washington Nationals. |
| 06/14/2035 |
Signed a minor league contract with the Detroit Tigers organization. |
| 09/22/2035 |
Released by the Detroit Tigers. |