2025 Stats
W-L
0-0
ERA
0.00
WHIP
0.00
K
0
SV
0
Rest-of-Season Projections
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

Optioned to Sacramento
The Giants optioned Winn to Triple-A Sacramento on Saturday, Shayna Rubin of the San Francisco Chronicle reports.
ANALYSIS
Winn pitched well in the Cactus League, giving up three runs (two earned) with 10 strikeouts in five innings, but not well enough to crack the Giants' Opening Day staff. Kyle Harrison will head down to Sacramento alongside Winn, meaning Hayden Birdsong and Landen Roupp are the remaining candidates for the fifth spot in San Francisco's rotation.
Winn pitched well in the Cactus League, giving up three runs (two earned) with 10 strikeouts in five innings, but not well enough to crack the Giants' Opening Day staff. Kyle Harrison will head down to Sacramento alongside Winn, meaning Hayden Birdsong and Landen Roupp are the remaining candidates for the fifth spot in San Francisco's rotation.
Pitching Stats
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2024
2023
Minor League Game Log

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Left/Right Pitching Splits
Since 2023
Even Split
2025
No Stats
BAA | K | BB | H | HR | ||||
---|---|---|---|---|---|---|---|---|
Since 2023vs Left | .252 | 40 | 14 | 41 | 7 | |||
Since 2023vs Right | .252 | 43 | 14 | 51 | 8 | |||
2025vs Left | 0 | 0 | 0 | 0 | 0 | |||
2025vs Right | 0 | 0 | 0 | 0 | 0 | |||
2024vs Left | .237 | 26 | 11 | 23 | 4 | |||
2024vs Right | .295 | 22 | 9 | 33 | 5 | |||
2023vs Left | .273 | 14 | 3 | 18 | 3 | |||
2023vs Right | .200 | 21 | 5 | 18 | 3 | |||
More Splits→ | View More Split Stats |
Home/Away Pitching Splits
Since 2023
-25%
ERA at Home
2025
No Stats
ERA | WHIP | IP | K/9 | BB/9 | |||||
---|---|---|---|---|---|---|---|---|---|
Since 2023Home | 5.26 | 1.09 | 51.1 | 7.9 | 1.9 | ||||
Since 2023Away | 6.99 | 1.38 | 46.1 | 7.4 | 3.3 | ||||
2025Home | 0 | 0 | 0 | 0 | 0 | ||||
2025Away | 0 | 0 | 0 | 0 | 0 | ||||
2024Home | 4.50 | 1.07 | 28.0 | 7.1 | 3.2 | ||||
2024Away | 9.88 | 1.68 | 27.1 | 8.6 | 3.3 | ||||
2023Home | 6.17 | 1.11 | 23.1 | 8.9 | 0.4 | ||||
2023Away | 2.84 | 0.95 | 19.0 | 5.7 | 3.3 | ||||
More Splits→ | View More Split Stats |
Prospect Rankings History
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Defensive Stats
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Recent RotoWire Articles Featuring Keaton Winn See More

Much has been decided in the National League over the last few days, including the Giants' fifth starter job, which was won by Landen Roupp.

The RotoWire staff shares their favorite sleeper pitchers, including young Giants right-hander Hayden Birdsong.

Every team in the National League West has a battle at the back of its rotation this spring, though the Dodgers' contest has just been won by Dustin May.
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

Fans four Saturday
Winn threw two scoreless innings with four strikeouts and two hits, picking up the win during Saturday's 7-3 win over the Royals in Cactus League play.
ANALYSIS
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Looks sharp in spring debut
Winn threw a scoreless inning with a strikeout and a walk in his spring debut in Sunday's win over the Angels.
ANALYSIS
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Competing for rotation spot
Winn (elbow) has been throwing in spring training but hasn't appeared in an exhibition game. He's been at full speed this spring and is getting stretched back out as a starter, Alex Pavlovic of NBC Bay Area reports.
ANALYSIS
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Set for season-ending surgery
Winn is scheduled to undergo a season-ending ulnar nerve transposition procedure Monday on his right elbow, Shayna Rubin of the San Francisco Chronicle reports.
ANALYSIS
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Moves to 60-day IL
The Giants transferred Winn (elbow) to the 60-day injured list Wednesday.
ANALYSIS
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Latest Fantasy Rumors

Chance to enter rotation?
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.
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.