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Players/MLB/Seattle Mariners/George Kirby
George Kirby

George Kirby

Seattle Mariners•Pitcher•2026
4.26ERA117K137.2IP7.7K/924G
4.26ERA117K137.2IP7.7K/924G
76.2% HA O 5.565.2% K O 4.553.3% ER O 2.5
Season
Best Performer

George Kirby goes over 5.5 hits allowed 76.2% of the time (16-5)

Props — 202625 games with closing lines

Pitcher Ks

25g
avg 4.7
62.5%Over: 15-9-1
3vs O 4.5-160
@Brewers8/20
✗✗✗✗P✗✓✓✓✓
H: 76.9%(13)A: 50%(10)

Earned Runs

25g
avg 2.6
58.3%Over: 14-10-1
6vs O 2.5-109
@Brewers8/20
✓✓✗✗P✓✗✗✓✗
H: 40%(5)A: 60%(10)

Hits Allowed

25g
avg 6.2
75%Over: 18-6-1
9vs O 5.5+108
@Brewers8/20
✓✓✗✗P✓✗✓✓✓
H: 60%(10)A: 90.9%(11)

Outs Recorded

25g
avg 16.8
50%Over: 12-12-1
10vs O 17.5+104
@Brewers8/20
✗✗✗✓P✗✗✓✓✓
H: 54.5%(11)A: 50%(10)

Walks Allowed

23g
avg 1.3
47.8%Over: 11-12
2vs O 1.5-122
@Brewers8/20
✓✓✓✗✗✗✗✓✓✗
H: 41.7%(12)A: 50%(10)
Inside Edge

Inside Edge

Star Ratings
Avg Rating
3.4★★★★★
5-Star Games
2(8%)
Total Matchups
24
Distribution
5
4
3
2
1

Prop Performance by Star Rating

How Kirby's prop overs perform at the primary line based on InsideEdge pitcher star rating

StarsPitcher KsO 4.5Earned RunsO 2.5Hits AllowedO 5.5Outs RecordedO 17.5Walks AllowedO 1.5
★★★★★50%(1-1)—100%(2-0)50%(1-1)0%(0-1)
★★★★★80%(8-2)66.7%(4-2)77.8%(7-2)50%(4-4)36.4%(4-7)
★★★★★42.9%(3-4)50%(3-3)57.1%(4-3)57.1%(4-3)50%(3-3)
★★★★★66.7%(2-1)33.3%(1-2)100%(3-0)33.3%(1-2)66.7%(2-1)
★★★★★100%(1-0)——100%(1-0)100%(1-0)

Recent Scouting Notes

★★★★★vs Robert Gasser
8/20

Brewers hitters have a 3 star average matchup against Kirby.

★★★★★vs Peter Lambert
8/14

Not enough matchup data.

★★★★★vs Casey Legumina
8/8

Current Rays hitters are batting .246 in their last 619 AB's against right-handers who rely heavily on the cutter like like Kirby, but other matchup data favors the Rays.

Game Log

Bet
$
155-196-4 Over355 props
Date ↓OppMarketLineActualResultOdds
8/20@BrewersOuts RecordedO 17.510L+104
8/20@BrewersPitcher KsO 4.53L-160
8/20@BrewersWalks AllowedO 1.52W-122
8/20@BrewersEarned RunsO 2.56W-109
8/20@BrewersPitcher KsO 6.53L+280
8/20@BrewersPitcher KsO 3.53L-424
8/20@BrewersHits AllowedO 5.59W+108
8/20@BrewersPitcher KsO 5.53L+132
8/20@BrewersPitcher KsO 8.53L+950
8/20@BrewersPitcher KsO 7.53L+560
8/20@BrewersPitcher KsO 1.53W—
8/20@BrewersPitcher KsO 2.53W-1280
8/20@BrewersPitcher KsO 9.53L+1780
8/20@BrewersOuts RecordedO 16.510L-130
8/20@BrewersPitcher KsO 53L—
8/20@BrewersOuts RecordedO 20.510L—
8/20@BrewersOuts RecordedO 14.510L—
8/20@BrewersPitcher KsO 10.53L—
8/20@BrewersOuts RecordedO 1710L—
8/14@AstrosPitcher KsO 3.52L-350
8/14@AstrosPitcher KsO 2.52L-1020
8/14@AstrosPitcher KsO 7.52L+600
8/14@AstrosPitcher KsO 6.52L+288
8/14@AstrosPitcher KsO 4.52L-152
8/14@AstrosPitcher KsO 5.52L+140
8/14@AstrosPitcher KsO 8.52L+1200
8/14@AstrosPitcher KsO 9.52L—
8/14@AstrosPitcher KsO 1.52W—
8/14@AstrosEarned RunsO 2.55W-103
8/14@AstrosOuts RecordedO 17.514L-133
8/14@AstrosHits AllowedO 5.58W-112
8/14@AstrosPitcher KsO 52L—
8/14@AstrosOuts RecordedO 18.514L—
8/14@AstrosWalks AllowedO 1.53W+133
8/14@AstrosOuts RecordedO 14.514L—
8/14@AstrosOuts RecordedO 20.514L—
8/8vsRaysPitcher KsO 4.52L-146
8/8vsRaysPitcher KsO 7.52L+630
8/8vsRaysPitcher KsO 5.52L+142
8/8vsRaysPitcher KsO 3.52L-350
8/8vsRaysPitcher KsO 6.52L+300
8/8vsRaysPitcher KsO 2.52L-900
8/8vsRaysPitcher KsO 1.52W—
8/8vsRaysPitcher KsO 8.52L+1300
8/8vsRaysOuts RecordedO 17.515L-200
8/8vsRaysPitcher KsO 9.52L—
8/8vsRaysHits AllowedO 5.54L-116
8/8vsRaysPitcher KsO 10.52L—
8/8vsRaysEarned RunsO 2.51L+120
8/8vsRaysOuts RecordedO 18.515L+150

Seattle Mariners Teammates

View all
Taylor WardRandy ArozarenaJosh NaylorCole YoungDominic CanzoneCal RaleighJ.P. CrawfordLuke RaleyColt EmersonMitch GarverVictor RoblesBrendan DonovanWeston WilsonLeo RivasRob Refsnyder

Frequently Asked Questions

How often does George Kirby hit the over on pitcher ks 4.5?
George Kirby hits the over on pitcher ks 4.5 65.2% of the time in 2026, going 15-8 with an average actual of 4.9. Based on $100 flat bets at best closing odds, this line has returned -$146.
How often does George Kirby hit the over on earned runs 2.5?
George Kirby hits the over on earned runs 2.5 53.3% of the time in 2026, going 8-7 with an average actual of 3.1. Based on $100 flat bets at best closing odds, this line has returned +$185.
How often does George Kirby hit the over on hits allowed 5.5?
George Kirby hits the over on hits allowed 5.5 76.2% of the time in 2026, going 16-5 with an average actual of 6.8. Based on $100 flat bets at best closing odds, this line has returned +$993.
How often does George Kirby hit the over on outs recorded 17.5?
George Kirby hits the over on outs recorded 17.5 52.4% of the time in 2026, going 11-10 with an average actual of 17.4. Based on $100 flat bets at best closing odds, this line has returned -$325.
How often does George Kirby hit the over on walks allowed 1.5?
George Kirby hits the over on walks allowed 1.5 45.5% of the time in 2026, going 10-12 with an average actual of 1.3. Based on $100 flat bets at best closing odds, this line has returned +$85.
What are George Kirby's best prop bets in 2026?
George Kirby's highest-hitting props in 2026: Hits Allowed O 5.5 at 76.2% (16-5); Pitcher Ks O 4.5 at 65.2% (15-8); Earned Runs O 2.5 at 53.3% (8-7).

George Kirby 2026 player props sourced from historical closing lines on DraftKings, FanDuel, and BetMGM. Results graded against official MLB box scores.25 games analyzed across 5 markets. Data updates daily. Free on LineTerminal.

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