| Player History |
| 06-15-1984 | Drafted in the 1984 first-year player draft (Round 1, Pick 12, 12th overall Pick) by the Pittsburgh Pirates. |
| 07-02-1984 | Wins the MLBAAA SL2 Player of the Week Award. |
| 11-18-1984 | Received a 1-year contract worth a total of $300,000 through automatic renewal. |
| 01-01-1985 | SISA scouting updated ratings (potential): Contact: 6 (8); Power: 3 (4); Eye: 4 (4). |
| 08-12-1985 | Wins the MLBAAA SL2 Player of the Week Award. |
| 01-01-1986 | SISA scouting updated ratings (potential): Contact: 7 (7); Power: 2 (3); Eye: 2 (2). |
| 05-08-1986 | Injured (dead arm syndrome), out for 2 weeks. |
| 07-28-1986 | Injured (strained back muscle), day-to-day for one week. |
| 11-11-1986 | Wins the 1986 MLB NL Gold Glove at SS. |
| 11-24-1986 | Received a 1-year contract worth a total of $300,000 through automatic renewal. |
| 01-01-1987 | SISA scouting updated ratings (potential): Contact: 6 (6); Power: 4 (6); Eye: 2 (2). |
| 04-20-1987 | Injured (strained hip muscle), out for 2 weeks. |
| 11-16-1987 | Received a 1-year contract worth a total of $300,000 through automatic renewal. |
| 01-01-1988 | OSA scouting updated ratings (potential): Contact: 5 (5); Power: 3 (3); Eye: 2 (2). |
| 03-04-1988 | Injured (bruised ribs), day-to-day for 2 weeks. |
| 11-08-1988 | Wins the 1988 MLB NL Gold Glove at 2B. |
| 11-18-1988 | Received a 1-year contract worth a total of $3,276,800 through arbitration. |
| 01-01-1989 | OSA scouting updated ratings (potential): Contact: 5 (5); Power: 3 (3); Eye: 1 (1). |
| 04-21-1989 | Signed a 5-year contract extension worth a total of $19,400,000 with the Pittsburgh Pirates organization. |
| 07-17-1989 | Wins the MLB NL Player of the Week Award. |
| 01-01-1990 | OSA scouting updated ratings (potential): Contact: 5 (5); Power: 3 (3); Eye: 1 (1). |
| 07-30-1990 | Injured (tender shoulder), day-to-day for 2 days. |
| 01-01-1991 | OSA scouting updated ratings (potential): Contact: 5 (5); Power: 3 (3); Eye: 1 (1). |
| 11-08-1991 | Wins the 1991 MLB NL Gold Glove at 2B. |
| 01-01-1992 | OSA scouting updated ratings (potential): Contact: 5 (5); Power: 3 (3); Eye: 1 (1). |
| 03-20-1992 | Injured (bruised ankle), day-to-day for 4 days. |
| 05-05-1992 | Injured (damaged meniscus (knee)), out for 1-2 weeks. |
| 06-26-1992 | Injured (strained Achilles tendon), day-to-day for one week. |
| 07-25-1992 | Goes 6-6 against the Philadelphia Phillies, with 1 3B, 1 HR, 2 RBI and 4 R. |
| 08-04-1992 | Injured (flu), day-to-day for 2 weeks. |
| 10-27-1992 | Won the 1992 Major League Baseball World Series with the Pittsburgh Pirates! |
| 01-01-1993 | OSA scouting updated ratings (potential): Contact: 4 (4); Power: 3 (3); Eye: 1 (1). |
| 09-16-1993 | Injured (strained abdominal muscle), day-to-day for 5 days. |
| 01-01-1994 | OSA scouting updated ratings (potential): Contact: 5 (5); Power: 3 (3); Eye: 1 (1). |
| 06-02-1994 | Signed a 6-year contract extension worth a total of $3,540,000 with the Pittsburgh Pirates organization. |
| 08-24-1994 | Injured (tender elbow), day-to-day for 3 days. |
| 09-06-1994 | Injured (strained abdominal muscle), day-to-day for one week. |
| 10-23-1994 | Won the 1994 Major League Baseball World Series with the Pittsburgh Pirates! |
| 01-01-1995 | OSA scouting updated ratings (potential): Contact: 5 (5); Power: 3 (3); Eye: 1 (2). |
| 06-15-1995 | Goes 5-6 against the Philadelphia Phillies, with 2 2B, 2 RBI and 3 R. |
| 06-24-1995 | Injured (back spasms), day-to-day for one week. |
| 10-17-1995 | Won the 1995 Major League Baseball World Series with the Pittsburgh Pirates! |
| 01-01-1996 | OSA scouting updated ratings (potential): Contact: 4 (4); Power: 3 (3); Eye: 2 (2). |
| 01-01-1997 | OSA scouting updated ratings (potential): Contact: 5 (5); Power: 3 (3); Eye: 2 (2). |
| 09-28-1997 | Injured (fractured jaw), out for 6 weeks. |
| 01-01-1998 | OSA scouting updated ratings (potential): Contact: 4 (4); Power: 3 (3); Eye: 2 (2). |
