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Observed · MLB ·

· All games final

The day’s pitching, September 4, 2026

Ranked by game score

Show all 133

Derived · MLB box scores

About this ranking

Game score v2 summarizes a pitching line. Higher scores reward outs and strikeouts; hits, walks and runs lower it.

Largest values first; names run A to Z. The ranking updates while games are in progress.

Every pitcher who has thrown in the September 4, 2026 games: 133 pitchers from 16 games. Game Score and win probability added are Derived. Game Score v2 is 40 + 2×outs + K − 2×H − 2×BB − 3×R − 6×HR. Win probability added sums MLB's model over each pitcher's own batters, in percentage points for his team. Box scores read 12:37 PM ET.

Win probability is read on its own slower pass, last at 12:35 PM ET.

MLB broadcast highlight

Play MLB clip

Riley O'Brien

Final · STL 7, COL 6 · Save

Held the Rockies scoreless over 1 inning while the Cardinals led. Cole Carrigg’s strikeout in the 9th swung the game 14.8 points his way.

Innings
1.0
Strikeouts
2
Runs allowed
0

Observed · MLB box score

Cardinals’ win chance Derived · after each batter

100%500+14.8 · Carrigg, bottom 9th9th

Biggest at-bat

Full outing details
Innings
1.0
Hits
1
Runs
0
Walks
0
Strikeouts
2
Pitches
12
Game score
46
Win probability added
+25.3 points

Observed · MLB box score. Game score and win probability added are derived. In innings, .1 means one out and .2 means two.

Observed · 12 tracked pitches in completed at-bats. Taller bars mean faster pitches.

Biggest at-bat

Observed and derived

+14.8 · Cole Carrigg strikes out swinging. Bottom 9th, two out.

Last pitch · Sweeper · 83.1 mph · 4 pitches in the at-bat

  1. Slider · 89.6 mph · Ball In Dirt
  2. Sweeper · 82.0 mph · Swinging Strike
  3. Sweeper · 82.8 mph · Swinging Strike
  4. Sweeper · 83.1 mph · Swinging Strike (Blocked)

All 4 pitches were sweepers; the last arrived at 83.1 mph.

Sources & method

The chart uses MLB’s win-probability model after each batter.

This is the whole appearance for one pitcher on the day’s board, built when you selected him. The game is final. Read 12:37 PM ET. Win probability, plays and pitch tracking: MLB win-probability feed; lines and decisions: the game’s MLB game data. The notes are written from those measurements, not by a person. They describe the pitches, not why a batter swung or took.

Clip: the MLB broadcast for Riley O'Brien seals the Cardinals' comeback win.

Watch on MLB

2025 statistics · Aggregate, regular season

Fastball speed and movement across pitchers.

Four-seamers with the most pitches in this sample

PitcherPitchesSpeedIVB
Freddy PeraltaMIL · Four-seam fastball1,65194.8 mph16.8 in
Kevin GausmanTOR · Four-seam fastball1,62794.5 mph16.8 in
Robbie RaySF · Four-seam fastball1,59393.6 mph18.2 in

Pitcher-season means · Minimum 100 four-seam fastballs. Baseball Savant