Keaton Winn

Keaton Winn

27-Year-Old PitcherRP
San Francisco Giants
2025 Fantasy Outlook
Winn broke camp in the Giants opening day rotation. He managed only 12 starts before being diagnosed with a nerve issue in his elbow. He underwent season-ending ulnar transposition surgery in late July. Winn hopes to be ready for spring training, but his role is unclear. He pitched better than last season's 7.16 ERA suggests as he was doomed by a 53.4 percent left on base mark. His 4.07 xFIP and 4.26 SIERA paint a rosier picture, but a 20.2 percent strikeout rate relegates Winn to swingman or back of the rotation status. He throws four pitches, but his four-seamer and sinker are around 95 to 96 mph while his splitter and slider are about 88 to 89 mph, so there isn't much of a delta to keep hitters off balance. Tracking Winn makes sense, but he needs to prove he can miss more bats before gaining fantasy relevancy. Read Past Outlooks
RANKS
Rest of Season
From Preseason
#363
ADP
Signed a one-year contract with the Giants in March of 2025.
Back in big leagues
PSan Francisco Giants
August 26, 2025
The Giants recalled Winn from Triple-A Sacramento on Tuesday, Shayna Rubin of the San Francisco Chronicle reports.
Analysis
The right-hander was optioned to Sacramento last week but is back with the Giants on Tuesday since Randy Rodriguez (elbow) landed on the injured list. Winn has made just two appearances with the Giants this year and has an 8.86 ERA at Triple-A.
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Pitching Stats
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2025 MLB Game Log
2025
2024
2023
2025 MLB Game Log
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Scoring
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2024 MLB Game Log
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2023 MLB Game Log
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Pitching Appearances Breakdown
Average Pitch Count
23
Last 10 Games
23
Last 5 Games
23
How many pitches does Keaton Winn generally throw?
 
1-10
 
11-20
 
21-30
 
31-40
 
41-50
 
51-60
 
61-70
 
71-80
 
81-90
 
91-100
 
101-110
 
111-120
 
121+
 
1-10
 
11-20
 
21-30
 
31-40
 
41-50
 
51-60
 
61-70
 
71-80
 
81-90
 
91-100
 
101-110
 
111-120
 
121+
 
1-10
 
11-20
 
21-30
 
31-40
 
41-50
 
51-60
 
61-70
 
71-80
 
81-90
 
91-100
 
101-110
 
111-120
 
121+
What part of the game does Keaton Winn generally pitch?
 
 
 
1st
 
 
 
2nd
 
 
 
3rd
 
 
 
4th
 
 
 
5th
 
 
 
6th
 
 
 
7th
 
 
 
8th
 
 
 
9th
 
Extra
 
 
 
1st
 
 
 
2nd
 
 
 
3rd
 
 
 
4th
 
 
 
5th
 
 
 
6th
 
 
 
7th
 
 
 
8th
 
 
 
9th
 
Extra
 
 
 
1st
 
 
 
2nd
 
 
 
3rd
 
 
 
4th
 
 
 
5th
 
 
 
6th
 
 
 
7th
 
 
 
8th
 
 
 
9th
 
Extra
% Games Reaching Innings Threshold
% Games By Number of Innings Pitched
Left/Right Pitching Splits
Since 2023
 
 
-4%
BAA vs LHP
2025
 
 
-57%
BAA vs LHP
2024
 
 
-20%
BAA vs LHP
2023
 
 
-27%
BAA vs RHP
BAA Batters K BB H 2B 3B HR
Since 2023vs Left .247 188 43 14 42 9 2 7
Since 2023vs Right .258 245 46 15 56 8 5 9
2025vs Left .143 7 3 0 1 0 0 0
2025vs Right .333 16 3 1 5 0 0 1
2024vs Left .237 111 26 11 23 5 2 4
2024vs Right .295 127 22 9 33 5 3 5
2023vs Left .273 70 14 3 18 4 0 3
2023vs Right .200 102 21 5 18 3 2 3
More Splits View More Split Stats
Home/Away Pitching Splits
Since 2023
 
 
-22%
ERA at Home
2025
 
 
-100%
ERA on Road
2024
 
 
-54%
ERA at Home
2023
 
 
-54%
ERA on Road
ERA WHIP IP W L SV K/9 BB/9 HR/9
Since 2023Home 5.20 1.10 55.1 3 4 0 8.1 2.0 1.8
Since 2023Away 6.70 1.37 48.1 1 7 1 7.3 3.2 0.9
2025Home 4.50 1.25 4.0 0 0 0 11.3 2.3 2.3
2025Away 0.00 1.00 2.0 0 0 0 4.5 0.0 0.0
2024Home 4.50 1.07 28.0 2 2 0 7.1 3.2 1.6
2024Away 9.88 1.68 27.1 1 6 0 8.6 3.3 1.3
2023Home 6.17 1.11 23.1 1 2 0 8.9 0.4 1.9
2023Away 2.84 0.95 19.0 0 1 1 5.7 3.3 0.5
More Splits View More Split Stats
Stat Review
How does Keaton Winn compare to other relievers?
This section compares his stats with all relief pitcher seasons from the previous three seasons (minimum 30 innings)*. The bar represents the player's percentile rank. For example, if the bar is halfway across, then the player falls into the 50th percentile for that stat and it would be considered average.

* Exit Velocity, Barrels/BBE %, Balls Hit 95+ MPH %, and Spin Rate are benchmarked against 2019 data (min 30 IP). See here for more exit velocity/barrels stats plus an explanation of current limitations with that data set.
  • K/BB
    Strikeout to walk ratio.
  • K/9
    Average strikeouts per nine innings.
  • BB/9
    Average walks per nine innings.
  • HR/9
    Average home runs allowed per nine innings.
  • Fastball
    Average fastball velocity.
  • ERA
    Earned run average. The average earned runs allowed per nine innings.
  • WHIP
    Walks plus hits per inning pitched.
  • BABIP
    Batting average on balls in play. Measures how many balls in play against a pitcher go for hits.
  • GB/FB
    Groundball to flyball ratio. The higher the number, the more likely a pitcher is to induce groundballs.
  • Left On Base
    The percentage of base runners that a pitcher strands on base over the course of a season.
  • Exit Velocity
    The speed of the baseball as it comes off the bat, immediately after a batter makes contact.
  • Barrels/BBE
    The percentage of batted ball events resulting in a Barrel. A Barrel is a batted ball with similar exit velocity and launch angle to past ones that led to a minimum .500 batting average and 1.500 slugging percentage.
  • Spin Rate
    Spin Rate is the rate of spin on a baseball after it is released. It is measured in revolutions per minute (rpm).
  • Balls Hit 95+ MPH
    The percentage of batted balls hit that met or exceeded the 95 MPH threshold.
  • Swinging Strike
    The percentage of pitches that result in a swing and a miss.
K/BB
6.00
 
K/9
9.0
 
BB/9
1.5
 
HR/9
1.5
 
Fastball
95.5 mph
 
ERA
3.00
 
WHIP
1.17
 
BABIP
.314
 
GB/FB
2.75
 
Left On Base
89.3%
 
Exit Velocity
77.8 mph
 
Barrels/BBE
5.3%
 
Spin Rate
1975 rpm
 
Balls Hit 95+ MPH
21.1%
 
Swinging Strike
18.7%
 
Prospect Rankings History
Advanced Pitching Stats
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Defensive Stats
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Stats Vs Today's Lineup
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Recent RotoWire Articles Featuring Keaton Winn See More
Rotowire Staff
168 days ago
Recent RotoWire Articles Featuring Keaton Winn See More
2024 Fantasy Outlook
Winn made his big-league debut last year at age 25 and mostly performed well, tallying 35 strikeouts against only eight walks in five starts and four relief appearances covering 42.1 innings. But when opposing hitters made contact, it was generally hard contact, and his 4.68 ERA tells the story more accurately than his 1.04 WHIP. He had a 4.08 ERA in 108 innings between Low-A, High-A and Double-A in 2022 and a 4.81 ERA in 58 innings with Triple-A Sacramento in 2023. His command might have miraculously improved and maybe Keaton will be the rare pitcher who performs better in the majors than he ever did in the minors, but the Giants aren't guaranteeing him a rotation spot out of the gate in 2024 and the right-hander can mostly be ignored on draft day in standard fantasy formats.
More Fantasy News
Sent back to minors
PSan Francisco Giants
August 18, 2025
The Giants optioned Winn to Triple-A Sacramento on Monday.
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Scoreless inning in season debut
PSan Francisco Giants
August 17, 2025
Winn threw a scoreless ninth inning in Saturday's 2-1 loss to the Rays, allowing one hit and one walk.
Analysis
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Returns to majors
PSan Francisco Giants
August 15, 2025
The Giants recalled Winn from Triple-A Sacramento on Friday, Justice delos Santos of The San Jose Mercury News reports.
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Reinstated from 7-day IL
PSan Francisco Giants
July 21, 2025
Winn (undisclosed) struck out a batter and allowed one hit and two walks over a scoreless inning Friday for Triple-A Sacramento after being reinstated from the 7-day injured list Thursday.
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On shelf at Triple-A
PSan Francisco Giants
Undisclosed
June 1, 2025
Triple-A Sacramento placed Winn on its 7-day injured list April 22 due to an unspecified injury.
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Latest Fantasy Rumors
Chance to enter rotation?
PSan Francisco Giants
June 20, 2023
Winn could join the Giants' rotation with Alex Cobb being placed on the 15-day injured list Sunday with an oblique injury, per Susan Slusser of the San Francisco Chronicle.
Analysis
Winn has worked in long relief for San Francisco twice in the past week, and he's pitched well with just two runs allowed across nine innings. The 25-year-old hasn't been as successful for Triple-A Sacramento this year with a 4.35 ERA in 12 outings, which could prompt the Giants to keep him in a bullpen role.
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