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Cooper Hjerpe
SP · 
St. Louis Cardinals · #56
Bats/ThrowsL/L
Height6' 3"
Weight200 lbs
BirthplaceDavis, CA
MLB Debut2025
Draft2022: Rd 1, Pk 22 (STL)
🪪Bio
Bats/ThrowsL/L
Height6' 3"
Weight200 lbs
BirthplaceDavis, CA
MLB Debut2025
CollegeOregon State
Draft2022: Rd 1, Pk 22 (STL)
📊Season Stats (2026)
ERA0.00
W-L1-0
IP4.0
K6
WHIP0.00
SV0
Full Stat Line
G1
GS0
QS0
HLD0
H0
ER0
HR0
BB0
K/913.50
WAR0.18
🎯Pitch Arsenal (2026)
| Type | Pitches | Usage% | Zone% | Chase% | Whiff% | BA | wOBA | xwOBA |
|---|---|---|---|---|---|---|---|---|
| 4-Seam Fastball | 27 | 50.0% | 48.1% | 38.5% | 23.1% | .000 | .000 | .271 |
| Sweeper | 15 | 27.8% | 46.7% | 50.0% | 37.5% | .000 | .000 | .056 |
| Changeup | 8 | 14.8% | 37.5% | 57.1% | 28.6% | .000 | .000 | .097 |
| Cutter | 4 | 7.4% | 75.0% | 0.0% | 0.0% | .000 | .000 | .006 |
🌀Pitch Movement (2026)
| Type | # | Velo | Spin | IVB | H-Break | Ext |
|---|---|---|---|---|---|---|
| 4-Seam Fastball | 27 | 90.6 | 2,130 | +6.8" | -1.0" | 7.0 |
| Sweeper | 15 | 77.6 | 2,505 | +0.0" | +1.0" | 6.8 |
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 | Sunday, September 6, 2026 |
COL
|
10-8 | 4.0 | 0 | 0 | 0 | 6 | 0.00 | 54 | W |
👥Team — St. Louis Cardinals
| Player | Pos | Key Stat |
|---|---|---|
| Alec Burleson | 1B | 0.00 ERA |
| JJ Wetherholt | 2B | .242 AVG |
| Nolan Gorman | 3B | .187 AVG |
| Blaze Jordan | 3B | .247 AVG |
| Cesar Prieto | 3B | .063 AVG |
| Ramon Urias | 3B | .157 AVG |
| Leo Bernal | C | .278 AVG |
| Jimmy Crooks | C | .179 AVG |
| Pedro Pages | C | 4.50 ERA |
| Nathan Church | CF | .244 AVG |
| Victor Scott II | CF | .197 AVG |
| Ivan Herrera | DH | .251 AVG |
| Joshua Baez | LF | .238 AVG |
| Jose Fermin | LF | .242 AVG |
| Thomas Saggese | LF | .268 AVG |
| Bryan Torres | LF | 0.00 ERA |
| Everson Pereira | RF | .235 AVG |
| Jordan Walker | RF | .281 AVG |
| Justin Bruihl | RP | 3.55 ERA |
| Caleb Ferguson | RP | 5.18 ERA |
| Ryan Fernandez | RP | 3.52 ERA |
| Luis Gastelum | RP | 4.85 ERA |
| Gordon Graceffo | RP | 2.70 ERA |
| Brycen Mautz | RP | 9.00 ERA |
| Riley O'Brien | RP | 4.03 ERA |
| Hancel Rincon | RP | 47.25 ERA |
| George Soriano | RP | 4.50 ERA |
| Ryne Stanek | RP | 4.42 ERA |
| Peter Strzelecki | RP | 5.79 ERA |
| Matt Svanson | RP | 7.27 ERA |
| Cade Winquest | RP | 6.75 ERA |
| Bruce Zimmermann | RP | 5.40 ERA |
| Hunter Dobbins | SP | 3.67 ERA |
| Kyle Leahy | SP | 3.41 ERA |
| Matthew Liberatore | SP | 5.57 ERA |
| Quinn Mathews | SP | 4.11 ERA |
| Michael McGreevy | SP | 3.92 ERA |
| Andre Pallante | SP | 3.45 ERA |
| Masyn Winn | SS | .236 AVG |
See the Full Analysis
Key Suspects, player props, DFS rankings, and matchup intelligence for Cooper Hjerpe and every MLB game — available in the BlowOutAlert workspace.