| Player History |
| 09-08-1993 | Injured (strained back muscle), day-to-day for 1-2 weeks. |
| 11-12-1993 | Received a 1-year contract worth a total of $198,573 through automatic renewal. |
| 01-01-1994 | SISA scouting updated ratings (potential): Stuff: 8 (10); Movement: 16 (16); Control: 7 (7). |
| 11-20-1994 | Received a 1-year contract worth a total of $210,942 through automatic renewal. |
| 01-01-1995 | SISA scouting updated ratings (potential): Stuff: 9 (9); Movement: 16 (16); Control: 13 (14). |
| 04-27-1995 | Injured (damaged meniscus (knee)), out for 4 weeks. |
| 06-09-1995 | Injured (tender elbow), day-to-day for 1-2 weeks. |
| 08-22-1995 | Injured (finger blister), day-to-day for 1-2 weeks. |
| 11-19-1995 | Received a 1-year contract worth a total of $220,651 through automatic renewal. |
| 01-01-1996 | SISA scouting updated ratings (potential): Stuff: 7 (7); Movement: 18 (18); Control: 11 (12). |
| 06-13-1996 | Signed a 2-year contract extension worth a total of $5,864,800 with the Seattle Mariners organization. |
| 06-23-1996 | Injured (damaged meniscus (knee)), out for 1-2 weeks. |
| 01-01-1997 | SISA scouting updated ratings (potential): Stuff: 6 (6); Movement: 15 (15); Control: 12 (12). |
| 09-01-1997 | Injured (tender elbow), day-to-day for 1-2 weeks. |
| 01-01-1998 | SISA scouting updated ratings (potential): Stuff: 11 (11); Movement: 18 (18); Control: 13 (13). |
| 05-14-1998 | Pitches a 4-hit shutout against the Kansas City Royals with 7 strikeouts and 0 BB allowed! |
| 07-11-1998 | Signed a 2-year contract extension worth a total of $11,640,000 with the Seattle Mariners organization. |
| 01-01-1999 | SISA scouting updated ratings (potential): Stuff: 12 (12); Movement: 17 (17); Control: 7 (7). |
| 04-14-1999 | Injured (flu), day-to-day for 2 weeks. |
| 05-30-1999 | Pitches a 5-hit shutout against the Kansas City Royals with 5 strikeouts and 2 BB allowed! |
| 06-27-1999 | Was selected to the 1999 Major League Baseball All-Star Game. |
| 08-06-1999 | Pitches a 4-hit shutout against the Oakland Athletics with 5 strikeouts and 0 BB allowed! |
| 09-01-1999 | Wins the MLB AL Pitcher of the Month Award. |
| 10-02-1999 | Pitches a 5-hit shutout against the Cleveland Indians with 6 strikeouts and 2 BB allowed! |
| 01-01-2000 | SISA scouting updated ratings (potential): Stuff: 12 (12); Movement: 14 (14); Control: 9 (9). |
| 03-19-2000 | Signed a 4-year contract extension worth a total of $24,165,800 with the Seattle Mariners organization. |
| 06-20-2000 | Injured (damaged meniscus (knee)), out for 3 weeks. |
| 07-28-2000 | Pitches a 6-hit shutout against the Chicago White Sox with 8 strikeouts and 2 BB allowed! |
| 01-01-2001 | SISA scouting updated ratings (potential): Stuff: 8 (8); Movement: 12 (12); Control: 9 (9). |
| 05-01-2001 | Wins the MLB AL Pitcher of the Month Award. |
| 10-27-2001 | Won the 2001 Major League Baseball World Series with the Seattle Mariners! |
| 01-01-2002 | SISA scouting updated ratings (potential): Stuff: 6 (6); Movement: 13 (13); Control: 10 (11). |
| 01-01-2003 | SISA scouting updated ratings (potential): Stuff: 6 (6); Movement: 15 (15); Control: 10 (10). |
| 08-18-2003 | Pitches a 5-hit shutout against the Detroit Tigers with 6 strikeouts and 1 BB allowed! |
| 01-01-2004 | SISA scouting updated ratings (potential): Stuff: 8 (8); Movement: 16 (17); Control: 9 (9). |
| 05-09-2004 | Signed a 3-year contract extension worth a total of $7,235,400 with the Seattle Mariners organization. |
| 01-01-2005 | SISA scouting updated ratings (potential): Stuff: 7 (7); Movement: 15 (15); Control: 10 (10). |
| 06-27-2005 | Was selected to the 2005 Major League Baseball All-Star Game. |
| 10-30-2005 | Was traded by the Seattle Mariners to the Chicago Cubs in exchange for C R. Hernandez. |
| 01-01-2006 | SISA scouting updated ratings (potential): Stuff: 6 (10); Movement: 15 (15); Control: 10 (10). |
| 05-13-2006 | Released by the Chicago Cubs. |
| 01-01-2007 | SISA scouting updated ratings (potential): Stuff: 6 (9); Movement: 12 (12); Control: 12 (12). |
| 01-01-2008 | SISA scouting updated ratings (potential): Stuff: 6 (7); Movement: 12 (12); Control: 11 (11). |
| 01-01-2008 | Retired from professional baseball. |