
Cooper Criswell
Seattle MarinersP
Age: 30
Bats/Throws: R/R
6'6" / 200
DOB: 7/24/1996
(30 years, 2 months, 26 days)
P
| Season | 2026 | 2026 | Total |
| Team | FGDC | SEA | - - - |
| Level | PROJ | MLB | MLB |
| G | 57 | 37 | 82 |
| GS | 3 | 0 | 21 |
| IP | 71.0 | 40.2 | 195.1 |
| K% | 19.6% | 18.0% | 16.9% |
| BB% | 6.9% | 9.3% | 7.5% |
| GB% | 57.4% | 51.3% | |
| ERA | 4.01 | 3.32 | 4.24 |
| FIP | 4.08 | 3.79 | 4.32 |
| WAR | 0.2 | 0.2 | 1.0 |
2026 Pitch
Selection
Selection
SI:29%
CH:26%
FC:20%
SL:18%
FA:7%
RosterResource
| How Acquired: | Purchased (NYM) Jan'26 |
| Draft: | 2018, Rd: 13, Pick: 17, Ovr: 391 |
| Draft Team: | Los Angeles Angels |
| Signing Bonus: | $125,000 |
| School: | North Carolina (Chapel Hill, USA) |
| Contract | 1 yr, $800k (2026) (RR) |
Pre-Arbitration | AAV: $800k |
Service Time
1.143MiLB Options
0
Free Agent
2031
Arb Eligible
2027
News
Rotowire: The Mariners activated Criswell (shoulder) from the 60-day injured list Monday. (8/31/2026)
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| Season | Handedness | IP | ERA | TBF | H | 2B | 3B | R | ER | HR | BB | IBB | HBP | SO | AVG | OBP | SLG | wOBA |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | vs L | 22.2 | - - - | 85 | 18 | 3 | 1 | 9 | 9 | 3 | 6 | 2 | 0 | 17 | .237 | .289 | .421 | .298 |
| 2026 | vs R | 18.0 | - - - | 87 | 23 | 0 | 1 | 9 | 6 | 0 | 10 | 1 | 1 | 14 | .307 | .391 | .333 | .328 |
| Season | Home / Away | IP | ERA | TBF | H | 2B | 3B | R | ER | HR | BB | IBB | HBP | SO | AVG | OBP | SLG | wOBA |
| 2026 | Home | 23.1 | 2.31 | 93 | 21 | 1 | 1 | 8 | 6 | 2 | 6 | 0 | 0 | 20 | .244 | .290 | .349 | .283 |
| 2026 | Away | 17.1 | 4.67 | 79 | 20 | 2 | 1 | 10 | 9 | 1 | 10 | 3 | 1 | 11 | .308 | .403 | .415 | .352 |
| 2026 | Home vs L | 14.1 | - - - | 50 | 10 | 1 | 0 | 3 | 3 | 2 | 2 | 0 | 0 | 11 | .208 | .240 | .354 | .260 |
| 2026 | Home vs R | 9.0 | - - - | 43 | 11 | 0 | 1 | 5 | 3 | 0 | 4 | 0 | 0 | 9 | .289 | .349 | .342 | .309 |
| 2026 | Away vs L | 8.1 | - - - | 35 | 8 | 2 | 1 | 6 | 6 | 1 | 4 | 2 | 0 | 6 | .286 | .364 | .536 | .359 |
| 2026 | Away vs R | 9.0 | - - - | 44 | 12 | 0 | 0 | 4 | 3 | 0 | 6 | 1 | 1 | 5 | .324 | .432 | .324 | .347 |
| Season | Monthly | IP | ERA | TBF | H | 2B | 3B | R | ER | HR | BB | IBB | HBP | SO | AVG | OBP | SLG | wOBA |
| 2026 | Mar/Apr | 14.1 | 2.51 | 53 | 11 | 0 | 0 | 4 | 4 | 3 | 3 | 1 | 1 | 13 | .224 | .283 | .408 | .296 |
| 2026 | May | 12.0 | 3.75 | 48 | 12 | 3 | 0 | 6 | 5 | 0 | 3 | 0 | 0 | 6 | .286 | .319 | .357 | .296 |
| 2026 | Jun | 4.1 | 6.23 | 20 | 5 | 0 | 1 | 3 | 3 | 0 | 2 | 0 | 0 | 4 | .278 | .350 | .389 | .328 |
| 2026 | Aug | 0.1 | 0.00 | 4 | 1 | 0 | 0 | 1 | 0 | 0 | 2 | 2 | 0 | 0 | 1.000 | 1.000 | 1.000 | .890 |
| 2026 | Sept/Oct | 9.2 | 2.79 | 47 | 12 | 0 | 1 | 4 | 3 | 0 | 6 | 0 | 0 | 8 | .293 | .383 | .341 | .331 |
| 2026 | 1st Half | 30.2 | 3.52 | 121 | 28 | 3 | 1 | 13 | 12 | 3 | 8 | 1 | 1 | 23 | .257 | .308 | .385 | .301 |
| 2026 | 2nd Half | 10.0 | 2.70 | 51 | 13 | 0 | 1 | 5 | 3 | 0 | 8 | 2 | 0 | 8 | .310 | .420 | .357 | .343 |
| Season | Leverage | IP | ERA | TBF | H | 2B | 3B | R | ER | HR | BB | IBB | HBP | SO | AVG | OBP | SLG | wOBA |
| 2026 | Low Leverage | 27.1 | - - - | 110 | 25 | 2 | 0 | 7 | 7 | 2 | 8 | 0 | 0 | 23 | .250 | .303 | .330 | .283 |
| 2026 | Medium Leverage | 7.2 | - - - | 35 | 9 | 1 | 0 | 2 | 2 | 0 | 4 | 1 | 1 | 4 | .300 | .400 | .333 | .330 |
| 2026 | High Leverage | 5.2 | - - - | 27 | 7 | 0 | 2 | 9 | 6 | 1 | 4 | 2 | 0 | 4 | .333 | .423 | .667 | .425 |
| Season | Situational | IP | ERA | TBF | H | 2B | 3B | R | ER | HR | BB | IBB | HBP | SO | AVG | OBP | SLG | wOBA |
| 2026 | Bases Empty | 17.2 | - - - | 82 | 21 | 2 | 0 | 2 | 2 | 2 | 6 | 0 | 1 | 16 | .280 | .341 | .387 | .325 |
| 2026 | Men on Base | 23.0 | - - - | 90 | 20 | 1 | 2 | 16 | 13 | 1 | 10 | 3 | 0 | 15 | .263 | .341 | .368 | .302 |
| 2026 | Men In Scoring | 12.0 | - - - | 52 | 11 | 0 | 2 | 14 | 11 | 0 | 8 | 3 | 0 | 5 | .275 | .380 | .375 | .313 |
| Season | Through Count | IP | ERA | TBF | H | 2B | 3B | R | ER | HR | BB | IBB | HBP | SO | AVG | OBP | SLG | wOBA |
| 2026 | Through 3 - 0 | 0.1 | - - - | 13 | 3 | 0 | 0 | 1 | 0 | 0 | 9 | 3 | 0 | 0 | .750 | .923 | .750 | .686 |
| 2026 | Through 3 - 1 | 0.1 | - - - | 6 | 1 | 0 | 0 | 1 | 0 | 0 | 4 | 0 | 0 | 0 | .500 | .833 | .500 | .614 |
| 2026 | Through 3 - 2 | 2.2 | - - - | 18 | 3 | 0 | 0 | 1 | 0 | 0 | 7 | 0 | 0 | 5 | .273 | .556 | .273 | .420 |
| 2026 | Through 2 - 0 | 3.0 | - - - | 21 | 4 | 0 | 0 | 1 | 0 | 0 | 9 | 3 | 0 | 3 | .333 | .619 | .333 | .431 |
| 2026 | Through 1 - 0 | 10.2 | - - - | 53 | 12 | 1 | 1 | 4 | 1 | 1 | 12 | 3 | 0 | 10 | .300 | .453 | .450 | .384 |
| 2026 | Through 2 - 1 | 7.1 | - - - | 30 | 10 | 1 | 1 | 3 | 2 | 1 | 2 | 0 | 0 | 5 | .357 | .400 | .571 | .418 |
| 2026 | Through 1 - 1 | 15.0 | - - - | 64 | 16 | 2 | 1 | 7 | 5 | 2 | 6 | 0 | 0 | 13 | .281 | .344 | .456 | .347 |
| 2026 | Through 0 - 1 | 23.1 | - - - | 95 | 23 | 2 | 1 | 12 | 12 | 2 | 4 | 0 | 1 | 21 | .258 | .295 | .371 | .292 |
| 2026 | Through 2 - 2 | 12.0 | - - - | 51 | 12 | 1 | 0 | 2 | 2 | 0 | 5 | 0 | 0 | 17 | .261 | .333 | .283 | .285 |
| 2026 | Through 1 - 2 | 14.0 | - - - | 52 | 5 | 1 | 0 | 2 | 1 | 0 | 5 | 0 | 0 | 23 | .109 | .192 | .130 | .160 |
| 2026 | Through 0 - 2 | 9.2 | - - - | 36 | 6 | 0 | 1 | 4 | 4 | 0 | 1 | 0 | 1 | 15 | .176 | .222 | .235 | .208 |
| Season | SP / RP | IP | ERA | TBF | H | 2B | 3B | R | ER | HR | BB | IBB | HBP | SO | AVG | OBP | SLG | wOBA |
| 2026 | As Reliever | 40.2 | 3.32 | 172 | 41 | 3 | 2 | 18 | 15 | 3 | 16 | 3 | 1 | 31 | .272 | .341 | .377 | .313 |
| Season | Shifts | IP | ERA | TBF | H | 2B | 3B | R | ER | HR | BB | IBB | HBP | SO | AVG | OBP | SLG | wOBA |
| 2026 | No Shift | 4.0 | - - - | 26 | 10 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .385 | .385 | .462 | .369 |
| 2026 | Shift - All | 21.2 | - - - | 95 | 28 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .308 | .301 | .363 | .288 |
| 2026 | Shift - Traditional | 18.2 | - - - | 82 | 24 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .293 | .293 | .341 | .278 |
| 2026 | Shift - Non Traditional | 3.0 | - - - | 13 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .444 | .364 | .556 | .357 |
| Season | TTO | IP | ERA | TBF | H | 2B | 3B | R | ER | HR | BB | IBB | HBP | SO | AVG | OBP | SLG | wOBA |
| 2026 | 1st Through Order as RP | 40.1 | 3.35 | 171 | 41 | 3 | 2 | 18 | 15 | 3 | 16 | 3 | 1 | 31 | .273 | .343 | .380 | .315 |
| 2026 | 2nd Through Order as RP | 0.1 | 0.00 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 |
| Season | Handedness | IP | ERA | TBF | H | 2B | 3B | R | ER | HR | BB | IBB | HBP | SO | AVG | OBP | SLG | wOBA |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | vs L | 22.2 | - - - | 85 | 18 | 3 | 1 | 9 | 9 | 3 | 6 | 2 | 0 | 17 | .237 | .289 | .421 | .298 |
| 2026 | vs R | 18.0 | - - - | 87 | 23 | 0 | 1 | 9 | 6 | 0 | 10 | 1 | 1 | 14 | .307 | .391 | .333 | .328 |
| Season | Home / Away | IP | ERA | TBF | H | 2B | 3B | R | ER | HR | BB | IBB | HBP | SO | AVG | OBP | SLG | wOBA |
| 2026 | Home | 23.1 | 2.31 | 93 | 21 | 1 | 1 | 8 | 6 | 2 | 6 | 0 | 0 | 20 | .244 | .290 | .349 | .283 |
| 2026 | Away | 17.1 | 4.67 | 79 | 20 | 2 | 1 | 10 | 9 | 1 | 10 | 3 | 1 | 11 | .308 | .403 | .415 | .352 |
| 2026 | Home vs L | 14.1 | - - - | 50 | 10 | 1 | 0 | 3 | 3 | 2 | 2 | 0 | 0 | 11 | .208 | .240 | .354 | .260 |
| 2026 | Home vs R | 9.0 | - - - | 43 | 11 | 0 | 1 | 5 | 3 | 0 | 4 | 0 | 0 | 9 | .289 | .349 | .342 | .309 |
| 2026 | Away vs L | 8.1 | - - - | 35 | 8 | 2 | 1 | 6 | 6 | 1 | 4 | 2 | 0 | 6 | .286 | .364 | .536 | .359 |
| 2026 | Away vs R | 9.0 | - - - | 44 | 12 | 0 | 0 | 4 | 3 | 0 | 6 | 1 | 1 | 5 | .324 | .432 | .324 | .347 |
| Season | Monthly | IP | ERA | TBF | H | 2B | 3B | R | ER | HR | BB | IBB | HBP | SO | AVG | OBP | SLG | wOBA |
| 2026 | Mar/Apr | 14.1 | 2.51 | 53 | 11 | 0 | 0 | 4 | 4 | 3 | 3 | 1 | 1 | 13 | .224 | .283 | .408 | .296 |
| 2026 | May | 12.0 | 3.75 | 48 | 12 | 3 | 0 | 6 | 5 | 0 | 3 | 0 | 0 | 6 | .286 | .319 | .357 | .296 |
| 2026 | Jun | 4.1 | 6.23 | 20 | 5 | 0 | 1 | 3 | 3 | 0 | 2 | 0 | 0 | 4 | .278 | .350 | .389 | .328 |
| 2026 | Aug | 0.1 | 0.00 | 4 | 1 | 0 | 0 | 1 | 0 | 0 | 2 | 2 | 0 | 0 | 1.000 | 1.000 | 1.000 | .890 |
| 2026 | Sept/Oct | 9.2 | 2.79 | 47 | 12 | 0 | 1 | 4 | 3 | 0 | 6 | 0 | 0 | 8 | .293 | .383 | .341 | .331 |
| 2026 | 1st Half | 30.2 | 3.52 | 121 | 28 | 3 | 1 | 13 | 12 | 3 | 8 | 1 | 1 | 23 | .257 | .308 | .385 | .301 |
| 2026 | 2nd Half | 10.0 | 2.70 | 51 | 13 | 0 | 1 | 5 | 3 | 0 | 8 | 2 | 0 | 8 | .310 | .420 | .357 | .343 |
| Season | Leverage | IP | ERA | TBF | H | 2B | 3B | R | ER | HR | BB | IBB | HBP | SO | AVG | OBP | SLG | wOBA |
| 2026 | Low Leverage | 27.1 | - - - | 110 | 25 | 2 | 0 | 7 | 7 | 2 | 8 | 0 | 0 | 23 | .250 | .303 | .330 | .283 |
| 2026 | Medium Leverage | 7.2 | - - - | 35 | 9 | 1 | 0 | 2 | 2 | 0 | 4 | 1 | 1 | 4 | .300 | .400 | .333 | .330 |
| 2026 | High Leverage | 5.2 | - - - | 27 | 7 | 0 | 2 | 9 | 6 | 1 | 4 | 2 | 0 | 4 | .333 | .423 | .667 | .425 |
| Season | Situational | IP | ERA | TBF | H | 2B | 3B | R | ER | HR | BB | IBB | HBP | SO | AVG | OBP | SLG | wOBA |
| 2026 | Bases Empty | 17.2 | - - - | 82 | 21 | 2 | 0 | 2 | 2 | 2 | 6 | 0 | 1 | 16 | .280 | .341 | .387 | .325 |
| 2026 | Men on Base | 23.0 | - - - | 90 | 20 | 1 | 2 | 16 | 13 | 1 | 10 | 3 | 0 | 15 | .263 | .341 | .368 | .302 |
| 2026 | Men In Scoring | 12.0 | - - - | 52 | 11 | 0 | 2 | 14 | 11 | 0 | 8 | 3 | 0 | 5 | .275 | .380 | .375 | .313 |
| Season | Through Count | IP | ERA | TBF | H | 2B | 3B | R | ER | HR | BB | IBB | HBP | SO | AVG | OBP | SLG | wOBA |
| 2026 | Through 3 - 0 | 0.1 | - - - | 13 | 3 | 0 | 0 | 1 | 0 | 0 | 9 | 3 | 0 | 0 | .750 | .923 | .750 | .686 |
| 2026 | Through 3 - 1 | 0.1 | - - - | 6 | 1 | 0 | 0 | 1 | 0 | 0 | 4 | 0 | 0 | 0 | .500 | .833 | .500 | .614 |
| 2026 | Through 3 - 2 | 2.2 | - - - | 18 | 3 | 0 | 0 | 1 | 0 | 0 | 7 | 0 | 0 | 5 | .273 | .556 | .273 | .420 |
| 2026 | Through 2 - 0 | 3.0 | - - - | 21 | 4 | 0 | 0 | 1 | 0 | 0 | 9 | 3 | 0 | 3 | .333 | .619 | .333 | .431 |
| 2026 | Through 1 - 0 | 10.2 | - - - | 53 | 12 | 1 | 1 | 4 | 1 | 1 | 12 | 3 | 0 | 10 | .300 | .453 | .450 | .384 |
| 2026 | Through 2 - 1 | 7.1 | - - - | 30 | 10 | 1 | 1 | 3 | 2 | 1 | 2 | 0 | 0 | 5 | .357 | .400 | .571 | .418 |
| 2026 | Through 1 - 1 | 15.0 | - - - | 64 | 16 | 2 | 1 | 7 | 5 | 2 | 6 | 0 | 0 | 13 | .281 | .344 | .456 | .347 |
| 2026 | Through 0 - 1 | 23.1 | - - - | 95 | 23 | 2 | 1 | 12 | 12 | 2 | 4 | 0 | 1 | 21 | .258 | .295 | .371 | .292 |
| 2026 | Through 2 - 2 | 12.0 | - - - | 51 | 12 | 1 | 0 | 2 | 2 | 0 | 5 | 0 | 0 | 17 | .261 | .333 | .283 | .285 |
| 2026 | Through 1 - 2 | 14.0 | - - - | 52 | 5 | 1 | 0 | 2 | 1 | 0 | 5 | 0 | 0 | 23 | .109 | .192 | .130 | .160 |
| 2026 | Through 0 - 2 | 9.2 | - - - | 36 | 6 | 0 | 1 | 4 | 4 | 0 | 1 | 0 | 1 | 15 | .176 | .222 | .235 | .208 |
| Season | SP / RP | IP | ERA | TBF | H | 2B | 3B | R | ER | HR | BB | IBB | HBP | SO | AVG | OBP | SLG | wOBA |
| 2026 | As Reliever | 40.2 | 3.32 | 172 | 41 | 3 | 2 | 18 | 15 | 3 | 16 | 3 | 1 | 31 | .272 | .341 | .377 | .313 |
| Season | Shifts | IP | ERA | TBF | H | 2B | 3B | R | ER | HR | BB | IBB | HBP | SO | AVG | OBP | SLG | wOBA |
| 2026 | No Shift | 4.0 | - - - | 26 | 10 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .385 | .385 | .462 | .369 |
| 2026 | Shift - All | 21.2 | - - - | 95 | 28 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .308 | .301 | .363 | .288 |
| 2026 | Shift - Traditional | 18.2 | - - - | 82 | 24 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .293 | .293 | .341 | .278 |
| 2026 | Shift - Non Traditional | 3.0 | - - - | 13 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .444 | .364 | .556 | .357 |
| Season | TTO | IP | ERA | TBF | H | 2B | 3B | R | ER | HR | BB | IBB | HBP | SO | AVG | OBP | SLG | wOBA |
| 2026 | 1st Through Order as RP | 40.1 | 3.35 | 171 | 41 | 3 | 2 | 18 | 15 | 3 | 16 | 3 | 1 | 31 | .273 | .343 | .380 | .315 |
| 2026 | 2nd Through Order as RP | 0.1 | 0.00 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 |

