| Player History |
| 06/10/1999 | Drafted in the 1999 first-year player draft (Round 1, Pick 2, 2nd overall pick) by the Chicago Cubs. |
| 01/01/2000 | OSA scouting updated ratings (potential): Contact: 5 (8); Power: 4 (8); Eye: 4 (5). |
| 03/29/2000 | Named the #16 prospect in the MLB |
| 05/28/2000 | Injured (torn thumb ligament), out for 3 weeks. |
| 08/25/2000 | Injured (shoulder tendinitis), out for 3 weeks. |
| 01/01/2001 | OSA scouting updated ratings (potential): Contact: 6 (8); Power: 5 (8); Eye: 5 (5). |
| 04/01/2001 | Named the #12 prospect in the MLB |
| 05/01/2001 | Wins the MLB NL Rookie of the Month Award. |
| 07/01/2001 | Wins the MLB NL Rookie of the Month Award. |
| 07/21/2001 | Suspended 6 games after ejection following arguing a strike call. |
| 08/08/2001 | Injured (mild hamstring strain), out for 2 weeks. |
| 08/19/2001 | Suffered setback in recovery from injury, will miss another one week. |
| 11/09/2001 | Wins the 2001 MLB NL Gold Glove Award at RF. |
| 11/24/2001 | Received a 1-year contract worth a total of $400,000 through automatic renewal. |
| 01/01/2002 | OSA scouting updated ratings (potential): Contact: 6 (8); Power: 5 (8); Eye: 5 (5). |
| 07/07/2002 | Was selected to the 2002 Major League Baseball All-Star Game. |
| 09/04/2002 | Injured on 09/02/2002, diagnosed with a mild hamstring strain, is day-to-day. |
| 09/16/2002 | Wins the MLB NL Player of the Week Award. |
| 11/20/2002 | Received a 1-year contract worth a total of $400,000 through automatic renewal. |
| 01/01/2003 | OSA scouting updated ratings (potential): Contact: 8 (8); Power: 7 (8); Eye: 5 (5). |
| 04/07/2003 | Wins the MLB NL Player of the Week Award. |
| 07/13/2003 | Was selected to the 2003 Major League Baseball All-Star Game. |
| 07/14/2003 | Wins the MLB NL Player of the Week Award. |
| 08/07/2003 | Injured (fractured thumb), out for 6-7 weeks. |
| 11/16/2003 | Received a 1-year contract worth a total of $8,125,000 through arbitration. |
| 01/01/2004 | OSA scouting updated ratings (potential): Contact: 8 (8); Power: 8 (8); Eye: 5 (5). |
| 07/11/2004 | Was selected to the 2004 Major League Baseball All-Star Game. |
| 08/11/2004 | Injured (mild abdominal strain), day-to-day for 1 day. |
| 09/25/2004 | Injured (intercostal strain), out for 3-4 weeks. |
| 11/20/2004 | Received a 1-year contract worth a total of $10,625,000 through arbitration. |