Jon Lester was 77-44 with an ERA of 3.64 and 940 strikeouts in 171 appearances for the Cubs in his career.
| NAME | SEASON | TM | G | W | L | W% | GS | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | WHIP | BABIP | RA | ERA- | FIP | FIP- | H/9 | PRAA | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | J. Lester | 2015 | 32 | 11 | 12 | .478 | 32 | 3.34 | 207 | 1 | 0 | 0 | 205.0 | 183 | 76 | 83 | 16 | 47 | 7 | 0 | 0 | 828 | 8 | 9.09 | 2.06 | 4.40 | 0.70 | 25.0 | 5.7 | 1.12 | .303 | 3.64 | 85 | 2.91 | 75 | 8.03 | 21.9 | |
| 2 | | J. Lester | 2016 | 32 | 19 | 5 | .792 | 32 | 2.44 | 197 | 2 | 0 | 0 | 202.2 | 154 | 55 | 57 | 21 | 52 | 6 | 0 | 0 | 796 | 4 | 8.75 | 2.31 | 3.79 | 0.93 | 24.7 | 6.5 | 1.02 | .256 | 2.53 | 59 | 3.40 | 82 | 6.84 | 16.3 | |
| 3 | | J. Lester | 2017 | 32 | 13 | 8 | .619 | 32 | 4.33 | 180 | 1 | 0 | 0 | 180.2 | 179 | 87 | 101 | 26 | 60 | 4 | 0 | 3 | 763 | 3 | 8.97 | 2.99 | 3.00 | 1.30 | 23.6 | 7.9 | 1.32 | .310 | 5.03 | 100 | 4.09 | 95 | 8.92 | 4.5 | |
| 4 | | J. Lester | 2018 | 32 | 18 | 6 | .750 | 32 | 3.32 | 149 | 0 | 0 | 0 | 181.2 | 174 | 67 | 75 | 24 | 64 | 6 | 0 | 1 | 761 | 4 | 7.38 | 3.17 | 2.33 | 1.19 | 19.6 | 8.4 | 1.31 | .290 | 3.72 | 83 | 4.39 | 109 | 8.62 | -7.6 | |
| 5 | | J. Lester | 2019 | 31 | 13 | 10 | .565 | 31 | 4.46 | 165 | 0 | 0 | 0 | 171.2 | 205 | 85 | 101 | 26 | 52 | 5 | 0 | 0 | 764 | 3 | 8.65 | 2.73 | 3.17 | 1.36 | 21.6 | 6.8 | 1.50 | .347 | 5.30 | 101 | 4.25 | 96 | 10.75 | 3.4 | |
| 6 | | J. Lester | 2020 | 12 | 3 | 3 | .500 | 12 | 5.16 | 42 | 0 | 0 | 0 | 61.0 | 64 | 35 | 35 | 11 | 17 | 3 | 0 | 0 | 265 | 2 | 6.20 | 2.51 | 2.47 | 1.62 | 15.8 | 6.4 | 1.33 | .276 | 5.16 | 117 | 5.13 | 117 | 9.44 | -5 | |
| Total | 171 | 77 | 44 | .636 | 171 | 3.64 | 940 | 4 | 0 | 0 | 1002.2 | 959 | 405 | 452 | 124 | 292 | 31 | 0 | 4 | 4,177 | 24 | 8.44 | 2.62 | 3.22 | 1.11 | 22.5 | 7.0 | 1.25 | .299 | 4.06 | 87 | 3.85 | 92 | 8.61 | 33.5 |
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More Cubs Stats
Team Batting Leaders 
HR
45
Crow-Armstrong
RBI
107
Crow-Armstrong
AVG
.280
Crow-Armstrong
Team Pitching Leaders 
W
11
Imanaga
K
174
Imanaga
ERA
3.63
Assad
Team Rankings
HR
220
3rd
R
850
1st
SO
1,260
26th
ERA
4.12
14th
Pirates
Cardinals
Reds
MLB 2026 Batting Leaders
MLB 2026 Pitching Leaders
MLB Fantasy 2026
MLB 2026 Betting
MLB 2026 Standings
| NL East | W | L | PCT | GB |
|---|---|---|---|---|
 Braves - y | 94 | 68 | .580 | |
 Phillies - w | 88 | 74 | .543 | 6.0 |
80 | 82 | .494 | 14.0 | |
77 | 85 | .475 | 17.0 | |
74 | 88 | .457 | 20.0 | |
| NL Central | W | L | PCT | GB |
 Brewers - y | 103 | 59 | .636 | |
 Cubs - w | 89 | 73 | .549 | 14.0 |
82 | 80 | .506 | 21.0 | |
77 | 85 | .475 | 26.0 | |
75 | 87 | .463 | 28.0 | |
| NL West | W | L | PCT | GB |
 Dodgers - y | 100 | 62 | .617 | |
 Padres - w | 91 | 71 | .562 | 9.0 |
86 | 76 | .531 | 14.0 | |
65 | 97 | .401 | 35.0 | |
58 | 104 | .358 | 42.0 |
Marlins
Nationals
Mets
Diamondbacks
Giants
Rockies| AL East | W | L | PCT | GB |
|---|---|---|---|---|
 Rays - y | 98 | 64 | .605 | |
 Yankees - w | 93 | 68 | .578 | 4.5 |
 Red Sox - w | 87 | 75 | .537 | 11.0 |
79 | 82 | .491 | 18.5 | |
79 | 83 | .488 | 19.0 | |
| AL Central | W | L | PCT | GB |
 Guardians - y | 85 | 77 | .525 | |
 White Sox - w | 84 | 78 | .519 | 1.0 |
77 | 85 | .475 | 8.0 | |
76 | 86 | .469 | 9.0 | |
69 | 93 | .426 | 16.0 | |
| AL West | W | L | PCT | GB |
 Astros - y | 81 | 81 | .500 | |
80 | 82 | .494 | 1.0 | |
76 | 86 | .469 | 5.0 | |
64 | 98 | .395 | 17.0 | |
62 | 100 | .383 | 19.0 |
Orioles
Blue Jays
Twins
Tigers
Royals
Rangers
Mariners
Athletics
Angels