| Player History |
| 06-15-1979 | Drafted in the 1979 first-year player draft (Round 1, Pick 15, 15th overall Pick) by the Montreal Expos. |
| 11-23-1979 | Received a 1-year contract worth a total of $300,000 through automatic renewal. |
| 01-01-1980 | SISA scouting updated ratings (potential): Stuff: 6 (6); Movement: 10 (10); Control: 2 (5). |
| 11-22-1980 | Received a 1-year contract worth a total of $300,000 through automatic renewal. |
| 01-01-1981 | SISA scouting updated ratings (potential): Stuff: 5 (5); Movement: 8 (8); Control: 6 (6). |
| 06-29-1981 | Was selected to the 1981 Major League Baseball All-Star Game. |
| 08-25-1981 | Injured (strained tricep tendon), out for 2 weeks. |
| 11-21-1981 | Received a 1-year contract worth a total of $300,000 through automatic renewal. |
| 01-01-1982 | SISA scouting updated ratings (potential): Stuff: 6 (6); Movement: 9 (9); Control: 6 (7). |
| 03-19-1982 | Injured (tender shoulder), day-to-day for 1-2 weeks. |
| 11-19-1982 | Received a 1-year contract worth a total of $2,166,600 through arbitration. |
| 01-01-1983 | SISA scouting updated ratings (potential): Stuff: 4 (4); Movement: 9 (9); Control: 7 (7). |
| 06-01-1983 | Was traded by the Montreal Expos to the New York Yankees, along with SP N. Ryan, in exchange for RF D. James. |
| 11-20-1983 | Received a 1-year contract worth a total of $1,733,280 through arbitration. |
| 01-01-1984 | SISA scouting updated ratings (potential): Stuff: 5 (5); Movement: 9 (9); Control: 7 (7). |
| 11-15-1984 | Received a 1-year contract worth a total of $1,386,624 through arbitration. |
| 11-18-1984 | Was traded by the New York Yankees to the Montreal Expos, along with SP S. Rogers, in exchange for 1B M. Pagliarulo, CF S. Javier, MR C. Schiraldi. |
| 01-01-1985 | SISA scouting updated ratings (potential): Stuff: 5 (5); Movement: 7 (7); Control: 6 (6). |
| 04-19-1985 | Signed a 3-year contract extension worth a total of $5,400,000 with the Montreal Expos organization. |
| 01-01-1986 | SISA scouting updated ratings (potential): Stuff: 5 (5); Movement: 7 (7); Control: 6 (6). |
| 04-09-1986 | Injured (dead arm syndrome), out for 1-2 weeks. |
| 01-01-1987 | SISA scouting updated ratings (potential): Stuff: 5 (5); Movement: 9 (9); Control: 6 (6). |
| 03-02-1987 | Was traded by the Montreal Expos to the Cleveland Indians in exchange for SP D. LaPoint, C T. Steinbach. |
| 01-01-1988 | OSA scouting updated ratings (potential): Stuff: 3 (3); Movement: 7 (7); Control: 5 (5). |
| 06-29-1988 | Was selected to the 1988 Major League Baseball All-Star Game. |
| 11-21-1988 | Became a free agent. |