Probetrics — Sports Analytics
MLB Prop Board

Spencer Arrighetti

Houston Astros · P · Bats R · Throws R

Tonight's line
4.5
Model proj
5.50
Edge
+10.8%
Last 29
59%17/29 over 4.5
Window avg
4.97
Median
5.0
L5
60%
3/5
L10
60%
6/10
L20
55%
11/20
2026
56%
5/9
Avg4.97
StreakL1

Parlay pairs — when Spencer Arrighetti clears 4.5 Pitcher Strikeouts, these hit too

Jose Altuve o0.5 Hits
hits when he does 82% · base 77% · n=28 · -240 DraftKings

Correlation from shared games in our database — books price correlated same-game legs accordingly; treat combined odds as an estimate.

Pitcher Strikeoutslast 29 vs 4.5

official box scores
3@ KC04/105vs ATL04/157@ CHC04/246vs CLE05/024@ NYY05/085vs OAK05/134vs STL06/046@ SF06/105@ TOR07/023@ OAK07/225vs CWS08/166@ BAL08/220@ CIN09/047vs OAK09/103@ SD09/164@ CLE09/275vs NYM03/293vs BOS08/125@ DET08/188vs LAA08/3010vs COL04/153@ CLE04/205vs TEX05/153@ TEX05/283vs PIT06/037@ LAA06/088vs CLE06/207@ DET06/264vs TB07/034.5

Tonight's odds — Pitcher Strikeouts

BookLineOverUnder
DraftKings4.5-131+102

Line movement — Pitcher Strikeouts

From our own market snapshots (every poll since lines opened).

Line history builds as we snapshot the market — check back closer to game time.

League vs WSH Pitcher Strikeouts, 2026

Last 14 qualifying performances against them · 9/14 would clear tonight's 4.5

Tatsuya Imai HOU07/073
Mike Burrows HOU07/063
Bubba Chandler PIT07/050
Braxton Ashcraft PIT07/047
Mitch Keller PIT07/031
Payton Tolle BOS07/015
Connelly Early BOS06/305
Ranger Suarez BOS06/298
Kyle Bradish BAL06/282
Brandon Young BAL06/278
Trevor Rogers BAL06/267
Cristopher Sánchez PHI06/256
Aaron Nola PHI06/245
Jesús Luzardo PHI06/2313