| 12/30/1985 |
Drafted in the 1985 first-year player draft (Round 3, Pick 13, 61st overall pick) by the Houston Astros. |
| 01/01/1986 |
OSA scouting updated ratings (potential): Stuff: 10 (13); Movement: 12 (14); Control: 12 (14). |
| 01/15/1986 |
Named to the 1986 Hawaii Winter League for the Palolo Turtles. |
| 02/24/1986 |
Wins the 1986 HWL Championship with the Palolo Turtles. |
| 03/31/1986 |
Named the #97 prospect in the DBL |
| 01/01/1987 |
OSA scouting updated ratings (potential): Stuff: 9 (11); Movement: 11 (13); Control: 12 (12). |
| 01/01/1988 |
OSA scouting updated ratings (potential): Stuff: 10 (12); Movement: 11 (12); Control: 12 (12). |
| 01/01/1989 |
OSA scouting updated ratings (potential): Stuff: 11 (12); Movement: 11 (11); Control: 13 (13). |
| 06/06/1989 |
Injured (Back tightness), day-to-day for 2 days. |
| 01/01/1990 |
OSA scouting updated ratings (potential): Stuff: 11 (12); Movement: 12 (12); Control: 13 (13). |
| 01/01/1991 |
OSA scouting updated ratings (potential): Stuff: 11 (12); Movement: 13 (13); Control: 13 (13). |
| 01/01/1992 |
OSA scouting updated ratings (potential): Stuff: 11 (12); Movement: 12 (12); Control: 14 (14). |
| 12/25/1992 |
Was traded by the Orlando Sun Rays to the Texas Rangers, along with RP Bill Wilkinson, in exchange for RP Al Osuna. |
| 01/01/1993 |
OSA scouting updated ratings (potential): Stuff: 11 (11); Movement: 12 (13); Control: 13 (14). |
| 10/28/1993 |
Released by the Texas Rangers. |
| 01/01/1994 |
OSA scouting updated ratings (potential): Stuff: 11 (11); Movement: 12 (12); Control: 14 (14). |
| 01/01/1995 |
OSA scouting updated ratings (potential): Stuff: 11 (11); Movement: 12 (13); Control: 14 (14). |
| 10/25/1995 |
Released by the Boston Red Sox. |
| 01/01/1996 |
OSA scouting updated ratings (potential): Stuff: 11 (11); Movement: 12 (13); Control: 14 (14). |
| 06/09/1996 |
Injured (Back tightness), day-to-day for one week. |
| 07/09/1996 |
Was selected to the 1996 Doubleday Baseball League All-Star Game. |
| 07/30/1996 |
Was traded by the Boston Red Sox to the Arizona Diamondbacks, along with SS Bret Barberie, in exchange for RP Mike Williams. |
| 10/23/1996 |
Wins the 1996 World Series with the Arizona Diamondbacks. |
| 01/01/1997 |
OSA scouting updated ratings (potential): Stuff: 10 (10); Movement: 12 (13); Control: 14 (14). |
| 01/01/1997 |
Released by the Arizona Diamondbacks. |
| 05/22/1997 |
Injured (Tender shoulder), day-to-day for 4 days. |