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Jack Flaherty
SP · 
Detroit Tigers · #9
Bats/ThrowsR/R
Height6' 4"
Weight225 lbs
BirthplaceBurbank, CA
MLB Debut2016
Draft2014: Rd 1, Pk 34 (STL)
🪪Bio
Bats/ThrowsR/R
Height6' 4"
Weight225 lbs
BirthplaceBurbank, CA
MLB Debut2016
Draft2014: Rd 1, Pk 34 (STL)
📊Season Stats (2026)
ERA4.59
W-L3-8
IP86.1
K102
WHIP1.41
SV0
Full Stat Line
G19
GS19
QS2
HLD0
H80
ER44
HR11
BB42
K/910.63
WAR-0.12
🤚Career Splits by Handedness
vs Left-Handed Batters
AVG.225
OBP.317
SLG.387
OPS.704
vs Right-Handed Batters
AVG.279
OBP.333
SLG.516
OPS.850
Career totals from real plate-appearance data — lower OPS allowed is better for a pitcher.
⚔️This Season vs. Each Opponent
| Opponent | ERA | IP | K | BB | Opp AVG |
|---|---|---|---|---|---|
vs. TEX
|
3.86 | 9.1 | 9 | 3 | .229 |
vs. BOS
|
2.16 | 8.1 | 13 | 7 | .188 |
vs. KC
|
1.50 | 6.0 | 7 | 3 | .105 |
vs. PHI
|
3.00 | 6.0 | 6 | 3 | .100 |
vs. TOR
|
6.00 | 6.0 | 4 | 0 | .217 |
vs. LAA
|
4.76 | 5.2 | 9 | 1 | .273 |
vs. MIN
|
1.59 | 5.2 | 6 | 3 | .250 |
vs. HOU
|
0.00 | 5.0 | 9 | 3 | .118 |
vs. SEA
|
5.40 | 5.0 | 7 | 1 | .286 |
vs. TB
|
0.00 | 5.0 | 6 | 2 | .250 |
vs. SD
|
4.15 | 4.1 | 2 | 4 | .235 |
vs. CHC
|
6.75 | 4.0 | 4 | 2 | .250 |
vs. STL
|
11.25 | 4.0 | 6 | 4 | .214 |
vs. NYM
|
7.36 | 3.2 | 2 | 3 | .353 |
vs. BAL
|
8.10 | 3.1 | 7 | 0 | .421 |
vs. CLE
|
6.00 | 3.0 | 1 | 1 | .250 |
vs. CIN
|
27.00 | 2.0 | 4 | 2 | .500 |
🏟️This Season at Each Ballpark
| Ballpark | ERA | IP | K | BB | Opp AVG |
|---|---|---|---|---|---|
| Total | 4.59 | 86.1 | 102 | 42 | .240 |
| Comerica Park | 4.66 | 46.1 | 62 | 19 | .201 |
| Target Field | 1.59 | 5.2 | 6 | 3 | .250 |
| Tropicana Field | 0.00 | 5.0 | 6 | 2 | .250 |
| PETCO Park | 4.15 | 4.1 | 2 | 4 | .235 |
| Wrigley Field | 6.75 | 4.0 | 4 | 2 | .250 |
| Citi Field | 7.36 | 3.2 | 2 | 3 | .353 |
| Camden Yards | 8.10 | 3.1 | 7 | 0 | .421 |
| Fenway Park | 0.00 | 3.1 | 3 | 6 | .214 |
| Progressive Field | 6.00 | 3.0 | 1 | 1 | .250 |
| Great American | 27.00 | 2.0 | 4 | 2 | .500 |
📅By Month & Recent Form
| Split | ERA | IP | K | BB | Opp AVG |
|---|---|---|---|---|---|
| Last 7 Days | 6.75 | 4.0 | 4 | 2 | .250 |
| Last 15 Days | 6.75 | 4.0 | 4 | 2 | .250 |
| Last 30 Days | 6.75 | 4.0 | 4 | 2 | .250 |
| March | 4.15 | 4.1 | 2 | 4 | .235 |
| April | 5.57 | 21.0 | 26 | 18 | .234 |
| May | 6.26 | 27.1 | 36 | 8 | .289 |
| June | 2.50 | 18.0 | 23 | 7 | .229 |
| July | 2.87 | 15.2 | 15 | 5 | .161 |
🎯Pitch Arsenal (2026)
| Type | Pitches | Usage% | Zone% | Chase% | Whiff% | BA | wOBA | xwOBA |
|---|---|---|---|---|---|---|---|---|
| 4-Seam Fastball | 728 | 50.0% | 32.8% | 23.4% | 21.1% | .222 | .320 | .329 |
| Slider | 336 | 23.1% | 23.8% | 37.6% | 30.1% | .276 | .333 | .337 |
| Knuckle Curve | 291 | 20.0% | 17.2% | 61.8% | 38.2% | .226 | .347 | .257 |
| Sinker | 64 | 4.4% | 17.2% | 46.1% | 7.7% | .167 | .317 | .374 |
| Changeup | 38 | 2.6% | 7.9% | 50.0% | 33.3% | .000 | .000 | .237 |
🌀Pitch Movement (2026)
| Type | # | Velo | Spin | IVB | H-Break | Ext |
|---|---|---|---|---|---|---|
| 4-Seam Fastball | 390 | 92.3 | 2,238 | +15.5" | +0.5" | 6.6 |
| Slider | 169 | 84.6 | 2,428 | +2.9" | -0.5" | 6.5 |
| Knuckle Curve | 153 | 77.7 | 2,380 | -9.9" | -0.9" | 6.5 |
| Sinker | 29 | 91.1 | 2,044 | +8.6" | +1.2" | 6.6 |
| Changeup | 17 | 86.3 | 1,872 | +7.4" | +1.3" | 6.7 |
IVB = induced vertical break (gravity removed) · H-Break = horizontal movement · Ext = release extension in feet.
📋Recent Game Log
| Date | Opp | Score | IP | H | ER | BB | K | ERA | PC | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| W | Monday, July 20, 2026 |
CHC
|
8-6 | 4.0 | 4 | 3 | 2 | 4 | 4.59 | 82 | — |
| W | Friday, July 10, 2026 |
PHI
|
2-10 | 6.0 | 2 | 2 | 3 | 6 | 4.48 | 86 | W |
| W | Saturday, July 4, 2026 |
TEX
|
3-0 | 5.2 | 3 | 0 | 0 | 5 | 4.60 | 88 | W |
| L | Sunday, June 28, 2026 |
HOU
|
7-5 | 5.0 | 2 | 0 | 3 | 9 | 4.97 | 94 | — |
| L | Friday, June 12, 2026 |
CLE
|
2-3 | 3.0 | 3 | 2 | 1 | 1 | 5.35 | 63 | L |
| W | Sunday, June 7, 2026 |
SEA
|
4-5 | 5.0 | 6 | 3 | 1 | 7 | 5.31 | 87 | — |
| W | Tuesday, June 2, 2026 |
TB
|
8-0 | 5.0 | 5 | 0 | 2 | 6 | 5.31 | 94 | W |
| L | Thursday, May 28, 2026 |
LAA
|
7-1 | 5.2 | 6 | 3 | 1 | 9 | 5.81 | 91 | L |
| L | Friday, May 22, 2026 |
BAL
|
4-7 | 3.1 | 8 | 3 | 0 | 7 | 5.94 | 78 | L |
| L | Sunday, May 17, 2026 |
TOR
|
4-1 | 6.0 | 5 | 4 | 0 | 4 | 5.77 | 90 | L |
👥Team — Detroit Tigers
| Player | Pos | Key Stat |
|---|---|---|
| Spencer Torkelson | 1B | .220 AVG |
| Hao-Yu Lee | 2B | .256 AVG |
| Gleyber Torres | 2B | .270 AVG |
| Colt Keith | 3B | .257 AVG |
| Dillon Dingler | C | .246 AVG |
| Max Clark | CF | .254 AVG |
| Trei Cruz | CF | .000 AVG |
| James Outman | CF | .172 AVG |
| Matt Vierling | CF | .207 AVG |
| Eduardo Valencia | DH | .301 AVG |
| Brett Callahan | LF | .222 AVG |
| Riley Greene | LF | .275 AVG |
| Corey Julks | LF | .286 AVG |
| Will Vest | Relief Pitcher | 6.08 ERA |
| Kerry Carpenter | RF | .208 AVG |
| Ben Malgeri | RF | .235 AVG |
| Zach McKinstry | RF | 18.00 ERA |
| Wenceel Perez | Right Fielder | .180 AVG |
| Drew Anderson | RP | 3.80 ERA |
| Beau Brieske | RP | 5.52 ERA |
| Enmanuel De Jesus | RP | 3.83 ERA |
| Yilber Diaz | RP | 22.85 ERA |
| Kyle Finnegan | RP | 3.79 ERA |
| Brenan Hanifee | RP | 5.06 ERA |
| Tyler Holton | RP | 2.74 ERA |
| Brant Hurter | RP | 2.70 ERA |
| Kenley Jansen | RP | 3.63 ERA |
| Tyler Kinley | RP | 3.44 ERA |
| Ty Madden | RP | 3.46 ERA |
| Tanner Rainey | RP | 3.86 ERA |
| Drew Sommers | RP | 3.71 ERA |
| Jacob Waguespack | RP | 2.95 ERA |
| Jackson Jobe | SP | 4.45 ERA |
| Troy Melton | SP | 2.42 ERA |
| Keider Montero | SP | 3.55 ERA |
| Andrew Sears | SP | 4.38 ERA |
| Framber Valdez | SP | 4.17 ERA |
| Jackson Wolf | SP | — |
| Javier Baez | SS | .243 AVG |
| Kevin McGonigle | SS | .273 AVG |
| John Peck | SS | .240 AVG |
| Connor Seabold | Starting Pitcher | 5.25 ERA |
See the Full Analysis
Key Suspects, player props, DFS rankings, and matchup intelligence for Jack Flaherty and every MLB game — available in the BlowOutAlert workspace.