Jake Mangum

Jake Mangum

29-Year-Old OutfielderOF
Tampa Bay Rays
2025 Fantasy Outlook
Mangum has been toiling in the minor leagues since 2019, but he's yet to experience The Show. He's spent the last three seasons at Triple-A, playing for three different organizations. The Rays acquired him from the Marlins, and after he produced a .317/.357/.442 line with 20 steals for the Durham Bulls, the club game him a spot on their 40-man roster, shielding him from the Rule 5 draft. Mangum can play all three outfield positions, which could help him make his debut this season as a 29-year-old. His asset is putting the bat on the ball, but since he's been older than most at his level for several seasons, it's unclear how well his contact skills may translate. The fact Tampa Bay thinks enough of Mangum to protect him is sufficient enough to put him on your radar, but not enough to draft him, save for the deepest of leagues. Read Past Outlooks
RANKS
Rest of Season From Preseason
#361
ADP
Signed a one-year contract with the Rays in March of 2025.
Swipes 13th base
OFTampa Bay Rays
July 11, 2025
Mangum went 2-for-4 with a walk, a run scored and a stolen base Friday against the Red Sox.
Analysis
Mangum remains the Rays' regular left fielder, though he notably hit third in the lineup for the first time since June 20 and only the fourth total time this season. He extended his hitting streak to four games and also tallied his second stolen base in that span. Mangum should remain a solid source of batting average and stolen bases in the second half of the campaign.
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Batting Stats
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2025 MLB Game Log
2025
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Minor League Game Log
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Batting Order Slot Breakdown
vs Right-Handed Pitchers
vs RHP
#1
#2
#3
#4
#5
#6
#7
#8
#9
1
3
1
10
15
4
6
1
vs Left-Handed Pitchers
vs LHP
#1
#2
#3
#4
#5
#6
#7
#8
#9
1
5
2
1
4
Left/Right Batting Splits
Since 2023
 
 
+25%
OPS vs RHP
2025
 
 
+25%
OPS vs RHP
2024
No Stats
2023
No Stats
OPS PA R HR RBI SB AVG OBP SLG
Since 2023vs Left .634 64 3 0 5 3 .283 .317 .317
Since 2023vs Right .793 158 19 2 23 10 .324 .367 .426
2025vs Left .634 64 3 0 5 3 .283 .317 .317
2025vs Right .793 158 19 2 23 10 .324 .367 .426
2024vs Left 0 0 0 0 0 0 0 0 0
2024vs Right 0 0 0 0 0 0 0 0 0
2023vs Left 0 0 0 0 0 0 0 0 0
2023vs Right 0 0 0 0 0 0 0 0 0
More Splits View More Split Stats
Minor League Splits View Minor League Split Stats
Home/Away Batting Splits
Since 2023
 
 
+5%
OPS on Road
2025
 
 
+5%
OPS on Road
2024
No Stats
2023
No Stats
OPS PA R HR RBI SB AVG OBP SLG
Since 2023Home .730 116 12 1 15 9 .309 .339 .391
Since 2023Away .766 106 10 1 13 4 .316 .368 .398
2025Home .730 116 12 1 15 9 .309 .339 .391
2025Away .766 106 10 1 13 4 .316 .368 .398
2024Home 0 0 0 0 0 0 0 0 0
2024Away 0 0 0 0 0 0 0 0 0
2023Home 0 0 0 0 0 0 0 0 0
2023Away 0 0 0 0 0 0 0 0 0
More Splits View More Split Stats
Stat Review
How does Jake Mangum compare to other hitters?
This section compares his stats with all batting seasons from the previous three seasons (minimum 400 plate appearances)*. 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 and Barrels/PA % are benchmarked against 2019 data (min 400 PA) and Hard Hit Rate is benchmarked against last season's data (min 400 PA). See here for more exit velocity/barrels stats plus an explanation of current limitations with that data set.
  • BB/K
    Walk to strikeout ratio
  • BB Rate
    The percentage of plate appearances resulting in a walk.
  • K Rate
    The percentage of plate appearances resulting in a strikeout.
  • BABIP
    Batting average on balls in play. Measures how many of a batter’s balls in play go for hits.
  • ISO
    Isolated Power. Slugging percentage minus batting average. A computation used to measure a batter's raw power.
  • AVG
    Batting average. Hits divided by at bats.
  • OBP
    On Base Percentage. A measure of how often a batters reaches base. Roughly equal to number of times on base divided by plate appearances.
  • SLG
    Slugging Percentage. A measure of the batting productivity of a hitter. It is calculated as total bases divided by at bats.
  • OPS
    On base plus slugging. THe sum of a batter's on-base percentage and slugging percentage.
  • wOBA
    Weighted on-base average. Measures a player's overall offensive contributions per plate appearance. wOBA combines all the different aspects of hitting into one metric, weighting each of them in proportion to their actual run value.
  • Exit Velocity
    The speed of the baseball as it comes off the bat, immediately after a batter makes contact.
  • Hard Hit Rate
    A measure of contact quality from Sports Info Solutions. This stat explains what percentage of batted balls were hit hard vs. medium or soft.
  • Barrels/PA
    The percentage of plate appearances where a batter had a batted ball classified as 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.
  • Expected BA
    Expected Batting Average.
  • Expected SLG
    Expected Slugging Percentage.
  • Sprint Speed
    The speed of a runner from home to first, in feet per second.
  • Ground Ball %
    The percentage of balls put in play that are on the ground.
  • Line Drive %
    The percentage of balls put in play that are line drives.
  • Fly Ball %
    The percentage of balls put in play that are fly balls.
BB/K
0.42
 
BB Rate
5.1%
 
K Rate
12.0%
 
BABIP
.347
 
ISO
.083
 
AVG
.309
 
OBP
.347
 
SLG
.392
 
OPS
.739
 
wOBA
.328
 
Exit Velocity
87.9 mph
 
Hard Hit Rate
28.5%
 
Barrels/PA
2.8%
 
Expected BA
.268
 
Expected SLG
.381
 
Sprint Speed
25.2 ft/sec
 
Ground Ball %
60.1%
 
Line Drive %
17.4%
 
Fly Ball %
22.5%
 
Advanced Batting Stats
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Additional Stats
Games By Position
Defensive Stats
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Batted Ball Stats
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Stats Vs Upcoming Pitchers
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Recent RotoWire Articles Featuring Jake Mangum See More
Recent RotoWire Articles Featuring Jake Mangum See More
More Fantasy News
Taking seat Thursday
OFTampa Bay Rays
July 10, 2025
Mangum isn't in the lineup for Thursday's game versus Boston, Marc Topkin of the Tampa Bay Times reports.
Analysis
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Inside-the-park homer in win
OFTampa Bay Rays
July 2, 2025
Mangum went 1-for-4 with an inside-the-park solo home run in Wednesday's 6-5 win over the Athletics.
Analysis
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Four-game hitting streak
OFTampa Bay Rays
June 28, 2025
Mangum went 3-for-5 with a run scored Saturday against the Orioles.
Analysis
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Idle Wednesday
OFTampa Bay Rays
June 25, 2025
Mangum is out of the lineup for Wednesday's game against the Royals.
Analysis
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Pair of doubles Sunday
OFTampa Bay Rays
June 22, 2025
Mangum went 2-for-3 with two doubles and a run scored Sunday against the Tigers.
Analysis
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Latest Fantasy Rumors
Eligible for Rule 5 Draft
OFNew York Mets
November 16, 2022
The Mets did not add Mangum to their 40-man roster and he will be eligible for December's Rule 5 Draft, reports Anthony DiComo of MLB.com.
Analysis
The 26-year-old Mangum has yet to make his big-league debut and has only played 33 games at the Triple-A level in his career. While he's best known for his defensive capabilities, he did produce a solid .306/.363/.441 slash line with 14 stolen bases in 72 minor-league games in 2022. Any team that would select the outfielder in the Rule 5 Draft would need to keep him on the big-league roster all season or risk having to return him to the Mets.
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