James McArthur

James McArthur

29-Year-Old PitcherRP
Kansas City Royals
15-Day IL
Injury Elbow
Est. Return 5/1/2026
2026 Fantasy Outlook
There was no outlook written for James McArthur in 2026. Check out the latest news below for more on his current fantasy value.
Signed a one-year, $810,000 contract with the Royals in November of 2025.
Out with elbow inflammation
PKansas City Royals
Elbow
March 25, 2026
The Royals placed McArthur (elbow) on the 15-day injured list Wednesday.
Analysis
McArthur had surgery last offseason to insert two screws into his right elbow to help stabilize a stress fracture and then had another procedure in July to remove the screws after they had caused an allergic reaction. The Royals are calling his injury elbow inflammation, and it's unclear when he might be ready for his season debut.
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Pitching Stats
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2026 MLB Game Log
2026
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2026 MLB Game Log
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2025 MLB Game Log
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2024 MLB Game Log
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2023 MLB Game Log
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2022 MLB Game Log
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Left/Right Pitching Splits
Since 2024
 
 
-2%
BAA vs LHP
2026
No Stats
2025
No Stats
2024
 
 
-2%
BAA vs LHP
BAA Batters K BB H 2B 3B HR
Since 2024vs Left .295 113 24 6 31 2 1 4
Since 2024vs Right .301 134 25 8 37 8 0 4
2026vs Left 0 0 0 0 0 0 0 0
2026vs Right 0 0 0 0 0 0 0 0
2025vs Left 0 0 0 0 0 0 0 0
2025vs Right 0 0 0 0 0 0 0 0
2024vs Left .295 113 24 6 31 2 1 4
2024vs Right .301 134 25 8 37 8 0 4
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Home/Away Pitching Splits
Since 2024
 
 
-22%
ERA on Road
2026
No Stats
2025
No Stats
2024
 
 
-22%
ERA on Road
ERA WHIP IP W L SV K/9 BB/9 HR/9
Since 2024Home 5.46 1.50 31.1 2 4 9 7.5 2.3 1.1
Since 2024Away 4.26 1.38 25.1 3 3 9 8.2 2.1 1.4
2026Home 0 0 0 0 0 0 0 0 0
2026Away 0 0 0 0 0 0 0 0 0
2025Home 0 0 0 0 0 0 0 0 0
2025Away 0 0 0 0 0 0 0 0 0
2024Home 5.46 1.50 31.1 2 4 9 7.5 2.3 1.1
2024Away 4.26 1.38 25.1 3 3 9 8.2 2.1 1.4
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Recent RotoWire Articles Featuring James McArthur See More
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Past Fantasy Outlooks
2025
2024
Matt Quatraro's early season usage patterns in the ninth inning forecasted a shared closer role in Kansas City, but McArthur emerged with a greater-than 50 percent save share over the first few months of the 2024 campaign. The 28-year-old ultimately led the Royals with 18 saves and a 43.9 percent team save share, but his inconsistent performance - notably, seven blown saves - forced a demotion from closing. McArthur posted a 6.87 ERA in the second half before he was subsequently diagnosed with a Grade 1 UCL sprain in his right elbow. While a Grade 1 sprain is the least severe, there is always long-term concern when UCL damage is involved. As of now, McArthur expected to be ready for spring training, but a return to closing appears unlikely after Kansas City heavily invested in its bullpen at last year's trade deadline.
The Royals acquired McArthur via trade last May after the 26-year-old was designated for assignment by Phillies. The 6-foot-7 right-hander was mostly unimpressive as a long reliever for Kansas City's Triple-A affiliate, but nonetheless he was recalled for his big-league debut last June. He allowed seven earned runs over an inning of work during his MLB debut, then was shuttled back and forth between the majors and minors multiple times. Upon his final recall in early September, McArthur looked like a completely different pitcher. He closed out the season throwing more curveballs and fewer sinkers, which resulted in a 12-game scoreless streak spanning 16.1 innings with an impressive 19:0 K:BB. He even got some run as the Royals' closer, securing four saves over the final two weeks. McArthur's strong finish certainly improves his chances of making the Royals' 2024 Opening Day roster, but closing is no guarantee.
More Fantasy News
Will be eased in this spring
PKansas City Royals
Elbow
February 19, 2026
McArthur (elbow) is considered healthy but will be eased into a throwing program this spring, Jaylon T. Thompson of The Kansas City Star reports.
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Avoids arbitration
PKansas City Royals
Elbow
November 20, 2025
McArthur (elbow) signed a one-year, $810,000 contract with the Royals on Thursday, avoiding arbitration.
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Begins throwing program
PKansas City Royals
Elbow
November 3, 2025
McArthur (elbow) has begun a throwing program, MLB.com reports.
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Suffers setback
PKansas City Royals
Elbow
July 18, 2025
McArthur recently suffered a setback in his recovery and required a follow-up procedure to remove a second screw from his surgically repaired right elbow Anne Rogers of MLB.com reports.
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Resumes throwing
PKansas City Royals
Elbow
June 16, 2025
McArthur (elbow) was cleared to resume playing catch a few times per week earlier this month, MLB.com reports.
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