| 11/10/1901 | Became a free agent. |
| 12/31/1901 | Signed a 4-year contract worth a total of $22,000 with the Baltimore Orioles organization. |
| 01/01/1902 | OSA scouting updated ratings (potential): Stuff: 4 (4); Movement: 19 (19); Control: 16 (16). |
| 06/01/1902 | Wins the NBL AL Pitcher of the Month Award. |
| 06/13/1902 | Pitches a 6-hit shutout against the Detroit Tigers with 3 strikeouts and 1 BB allowed! |
| 08/07/1902 | Pitches a 6-hit shutout against the Detroit Tigers with 0 strikeouts and 1 BB allowed! |
| 08/25/1902 | Pitches a 6-hit shutout against the Chicago White Sox with 4 strikeouts and 1 BB allowed! |
| 01/01/1903 | OSA scouting updated ratings (potential): Stuff: 4 (5); Movement: 18 (18); Control: 17 (17). |
| 07/11/1903 | Pitches a 6-hit shutout against the St. Louis Browns with 4 strikeouts and 1 BB allowed! |
| 08/28/1903 | Pitches a 4-hit shutout against the Washington Senators with 6 strikeouts and 1 BB allowed! |
| 01/01/1904 | OSA scouting updated ratings (potential): Stuff: 6 (6); Movement: 20 (20); Control: 17 (18). |
| 05/10/1904 | Pitches a 4-hit shutout against the Boston Americans with 4 strikeouts and 0 BB allowed! |
| 07/19/1904 | Pitches a 4-hit shutout against the Detroit Tigers with 1 strikeouts and 2 BB allowed! |
| 08/09/1904 | Pitches a 2-hit shutout against the Cleveland Naps with 2 strikeouts and 1 BB allowed! |
| 08/12/1904 | Pitches a 6-hit shutout against the Chicago White Sox with 3 strikeouts and 0 BB allowed! |
| 08/15/1904 | Wins the NBL AL Player of the Week Award. |
| 11/19/1904 | Signed a 5-year contract extension worth a total of $34,000 with the New York Yankees organization. |
| 01/01/1905 | OSA scouting updated ratings (potential): Stuff: 6 (6); Movement: 20 (20); Control: 16 (16). |
| 08/26/1905 | Pitches a 4-hit shutout against the Cleveland Naps with 1 strikeouts and 0 BB allowed! |
| 01/01/1906 | OSA scouting updated ratings (potential): Stuff: 5 (5); Movement: 20 (20); Control: 16 (16). |
| 05/07/1906 | Pitches a 2-hit shutout against the Washington Senators with 1 strikeouts and 1 BB allowed! |
| 05/11/1906 | Pitches a 3-hit shutout against the Cleveland Naps with 0 strikeouts and 0 BB allowed! |
| 08/21/1906 | Pitches a 3-hit shutout against the Chicago White Sox with 1 strikeouts and 0 BB allowed! |
| 08/27/1906 | Wins the NBL AL Player of the Week Award. |
| 09/14/1906 | Earns his 200th career National Baseball League victory! |
| 01/01/1907 | OSA scouting updated ratings (potential): Stuff: 6 (6); Movement: 20 (20); Control: 15 (16). |
| 01/01/1908 | OSA scouting updated ratings (potential): Stuff: 5 (5); Movement: 19 (20); Control: 15 (15). |
| 01/01/1909 | OSA scouting updated ratings (potential): Stuff: 5 (5); Movement: 18 (20); Control: 15 (15). |
| 04/24/1909 | Injured (strained back), day-to-day for 1-2 weeks. |
| 08/02/1909 | Wins the NBL AL Player of the Week Award. |
| 01/01/1910 | OSA scouting updated ratings (potential): Stuff: 4 (5); Movement: 16 (19); Control: 14 (15). |
| Year | SH | Rank | | 1902 | 38 | 1 | | 1903 | 27 | 3 | | 1904 | 24 | 6 | | 1906 | 23 | 5 | | | Year | G | Rank | | 1902 | 49 | 2 | | 1903 | 51 | 2 | | 1904 | 54 | 3 | | 1906 | 41 | 7 | | | Year | GS | Rank | | 1902 | 47 | 4 | | 1903 | 51 | 2 | | 1904 | 54 | 3 | | 1906 | 41 | 7 | | | Year | W | Rank | | 1902 | 27 | 2 | | 1903 | 29 | 3 | | 1904 | 29 | 3 | | 1905 | 22 | 5 | | 1906 | 21 | 9 | | | Year | L | Rank | | 1903 | 21 | 5 | | 1904 | 23 | 3 | | 1906 | 20 | 5 | |
| Year | Winning % | Rank | | 1902 | .600 | 7 | | 1903 | .580 | 7 | | 1904 | .558 | 10 | | 1905 | .629 | 5 | | 1909 | .577 | 9 | | | | Year | HLD | Rank | | 1901 | 0 | 2 | | 1902 | 0 | 3 | | 1903 | 0 | 2 | | 1904 | 0 | 2 | | 1905 | 0 | 2 | | 1906 | 0 | 2 | | 1907 | 0 | 2 | | 1908 | 0 | 3 | | 1909 | 0 | 5 | | | Year | IP | Rank | | 1902 | 416.0 | 3 | | 1903 | 451.1 | 2 | | 1904 | 486.2 | 2 | | 1905 | 329.0 | 10 | | 1906 | 374.1 | 5 | | | Year | BF | Rank | | 1902 | 1814 | 1 | | 1903 | 1905 | 2 | | 1904 | 1954 | 2 | | 1905 | 1372 | 10 | | 1906 | 1563 | 5 | |
| Year | HRA | Rank | | 1902 | 10 | 2 | | 1903 | 9 | 3 | | 1906 | 6 | 2 | | 1909 | 5 | 7 | | | | | Year | ERA | Rank | | 1902 | 2.44 | 10 | | 1904 | 1.96 | 6 | | |
| Year | K/BB | Rank | | 1904 | 3.20 | 2 | | 1905 | 2.31 | 5 | | | | | Year | BB/9 | Rank | | 1902 | 1.47 | 4 | | 1903 | 1.44 | 5 | | 1904 | 1.09 | 1 | | 1905 | 1.67 | 5 | | 1906 | 1.88 | 9 | | 1909 | 2.37 | 10 | | | Year | VORP | Rank | | 1902 | 66.3 | 2 | | 1903 | 66.3 | 5 | | 1904 | 83.1 | 1 | |
| | | | Year | QS | Rank | | 1902 | 33 | 5 | | 1903 | 39 | 1 | | 1904 | 45 | 2 | | | | Year | CG | Rank | | 1902 | 38 | 5 | | 1903 | 44 | 3 | | 1904 | 48 | 3 | | 1905 | 32 | 7 | | 1906 | 37 | 5 | |
| Year | CGP | Rank | | 1903 | .863 | 8 | | 1904 | .889 | 5 | | 1905 | .842 | 8 | | 1906 | .902 | 4 | | | Year | SHO | Rank | | 1902 | 3 | 4 | | 1904 | 4 | 6 | | | Year | GB% | Rank | | 1902 | 0.66 | 9 | | 1906 | 0.67 | 4 | | | |