Jack
Flaherty
PAge : 30Throws : R
#9
Jack Flaherty
Height : 6' 4" · Weight : 102 kg · Bats : R · Throws : R · MLB debut : 2017-09-01
Born in : Burbank, CA, USA
MLB record
| Year | Team | PJ | V | D | MPM | MJ | RB | WHIP |
|---|---|---|---|---|---|---|---|---|
| 2026 | Detroit Tigers | 20 | 3 | 8 | 4.48 | 88.1 | 103 | 1.39 |
| 2025 | Detroit Tigers | 31 | 8 | 15 | 4.64 | 161.0 | 188 | 1.28 |
| 2024 | 28 | 13 | 7 | 3.17 | 162.0 | 194 | 1.07 | |
| 2024 | Los Angeles Dodgers | 10 | 6 | 2 | 3.58 | 55.1 | 61 | 1.28 |
| 2024 | Detroit Tigers | 18 | 7 | 5 | 2.95 | 106.2 | 133 | 0.96 |
| 2023 | 29 | 8 | 9 | 4.99 | 144.1 | 148 | 1.58 | |
| 2023 | Baltimore Orioles | 9 | 1 | 3 | 6.75 | 34.2 | 42 | 1.67 |
| 2023 | St. Louis Cardinals | 20 | 7 | 6 | 4.43 | 109.2 | 106 | 1.55 |
| 2022 | St. Louis Cardinals | 9 | 2 | 1 | 4.25 | 36.0 | 33 | 1.61 |
| 2021 | St. Louis Cardinals | 17 | 9 | 2 | 3.22 | 78.1 | 85 | 1.06 |
| 2020 | St. Louis Cardinals | 9 | 4 | 3 | 4.91 | 40.1 | 49 | 1.21 |
| 2019 | St. Louis Cardinals | 33 | 11 | 8 | 2.75 | 196.1 | 231 | 0.97 |
| 2018 | St. Louis Cardinals | 28 | 8 | 9 | 3.34 | 151.0 | 182 | 1.11 |
| 2017 | St. Louis Cardinals | 6 | 0 | 2 | 6.33 | 21.1 | 20 | 1.55 |
| Career totals | 210 | 66 | 64 | 3.85 | 1079.0 | 1233 | 1.21 | |
ContractDetroit Tigers payroll →
- Type
- Free Agent
- Length
- 2 yrs · 2025–2026
- Total value
- 35.0 M$
- AAV
- 27.50 M$
2026
10.00 M$
Guaranteed
Advanced stats, 2026Starting pitcherMLB stats →
ERA
4.48
FIP
4.05
xFIP
4.47
ERA-
107
WHIP
1.39
K%
26.0 %
BB%
10.6 %
Strikeouts
103
Innings
88.3
Wins
3
Stats: MLB (statsapi) and Baseball Savant.
2027 projectionMLB trends →
Projected WAR
1.8
Strikeouts
141
2026 WAR
1.3
This season's pace, over the average of the last two workloads, adjusted for next year's age.
Trend
→ Stable (-1)
- 20231.8 WAR · 2.2 per full season
- 20243.4 WAR · 3.8 per full season
- 20252.6 WAR · 2.9 per full season
- 20261.3 WAR · 2.7 per full season
Outlook, age included
-1 · 30 y.o. · prime years
It is only a projection. It knows nothing about injuries, trades or role changes.
Player ratings, 2026All ratings →
Ratings from 0 to 100, computed from Statcast and MLB stats over four seasons, never by hand. 75 = established regular, 87 = 90th percentile, 95+ = elite.
OV · Overall
72
Established regular
- VEL
- Velocity
- 66
- STF
- Stuff
- 85
- CTL
- Control
- 68
- CNT
- Contact allowed
- 69
- STA
- Stamina
- 64
- DUR
- Durability
- 78
- EX
- Experience
- 81
Why these ratings?Hide details
- VEL — Velocity : Fastball velocity
- STF — Stuff : Strikeouts, K − BB
- CTL — Control : Walks avoided
- CNT — Contact allowed : xwOBA, barrels and hard-hit balls allowed
- STA — Stamina : Innings per start and innings pitched
- DUR — Durability : Games played over several seasons
- EX — Experience : Seasons in the majors
WAR and PAL Rating, 2026How we rate →
WAR is fWAR (FanGraphs' version, distributed through MLB's API): wins added above a replacement player. PAL Rating scores performance from 0 to 100 against regulars in the same role (50 = median).
WAR
1.3
#101 of 166 regular starters
PAL Rating
28 / 100
#120 of 166 regular starters
Value Rating
17 / 100
Surplus $-4.8M · salary $17.5MPAL: dimensions
A pitcher's WAR
Computed by MLB from FIP (strikeouts, walks, home runs). FIP: 4.05 · RA9-WAR: 0.3
StatcastStatcast leaderboards →
MLB's tracking of every ball, 2026 season. The percentile ranks the player among regulars in the role: 90th means better than 90% of them.
Fastball
92.7 mi/h
22th percentile
K%
26.0 %
82th percentile
BB%
10.6 %
11th percentile
xERA
4.38
41th percentile
xwOBA allowed
.321
41th percentile
Barrels allowed
8.2 %
45th percentile
| Season | Team | WAR | PAL | OV | Fastball | K% | BB% | xERA | xwOBA allowed |
|---|---|---|---|---|---|---|---|---|---|
| 2026 | DET | 1.3 | 28 | 72 | 92.7 | 26.0 | 10.6 | 4.38 | .321 |
| 2025 | DET | 2.6 | 64 | 78 | 92.9 | 27.6 | 8.7 | 3.99 | .310 |
| 2024 | LAD | 3.4 | 95 | 82 | 93.3 | 29.9 | 5.9 | 3.59 | .298 |
| 2023 | BAL | 1.8 | 31 | 65 | 93.2 | 22.8 | 10.2 | 5.06 | .343 |
| 2022 | STL | 0.0 | 18 | 67 | 93.4 | 19.8 | 13.2 | 5.13 | .350 |
| 2021 | STL | 0.9 | 48 | 72 | 93.6 | 26.4 | 8.1 | 4.89 | .337 |
Game log, 2026
| Date | Opponent | IP | H | ER | BB | SO | ERA |
|---|---|---|---|---|---|---|---|
| Sep 27 | vs PIT | 2.0 | 1 | 0 | 0 | 1 | 4.48 |
| Jul 20 | @ CHC | 4.0 | 4 | 3 | 2 | 4 | 4.59 |
| Jul 10 | vs PHI | 6.0 | 2 | 2 | 3 | 6 | 4.48 |
| Jul 4 | @ TEX | 5.2 | 3 | 0 | 0 | 5 | 4.60 |
| Jun 28 | vs HOU | 5.0 | 2 | 0 | 3 | 9 | 4.97 |
| Jun 12 | @ CLE | 3.0 | 3 | 2 | 1 | 1 | 5.35 |
| Jun 7 | vs SEA | 5.0 | 6 | 3 | 1 | 7 | 5.31 |
| Jun 2 | @ TB | 5.0 | 5 | 0 | 2 | 6 | 5.31 |
| May 28 | vs LAA | 5.2 | 6 | 3 | 1 | 9 | 5.81 |
| May 22 | @ BAL | 3.1 | 8 | 3 | 0 | 7 | 5.94 |