TJ Rumfield

TJ Rumfield

26-Year-Old First Baseman1B
Colorado Rockies
2026 Fantasy Outlook
Rumfield got a welcomed change of scenery this offseason when he was shipped from the Yankees to the Rockies for reliever Angel Chivilli. Rumfield, a 25-year-old lefty first baseman, was not going to break through with the Yankees anytime soon, but the Rockies are expected to have an open competition at first base. While Rumfield has an intimidating 6-foot-5, 225-pound frame, he's actually hit over power, having slashed .285/.378/.447 with 16 homers, an 11.9 percent walk rate and an 18.4 percent strikeout rate in 138 games at Triple-A in 2025. He will be competing with the likes of Troy Johnston, Blaine Crim and Charlie Condon this spring for reps at first base. If he can win a strong-side platoon role, Rumfield could be useful in deeper leagues, particularly in home games. Read Past Outlooks
RANKS
Rest of Season From Preseason
#389
ADP
Signed a one-year contract with the Rockies in March of 2026.
Homers in return to lineup
1BColorado Rockies
June 2, 2026
Rumfield went 2-for-5 with a solo home run in Tuesday's 8-2 win over the Angels.
Analysis
Rumfield was held out of the lineup Monday due to shoulder inflammation after leaving Sunday's contest early. He worked as the designated hitter Tuesday and delivered a long ball in the fourth inning, going back-to-back with Willi Castro. Rumfield is batting .286 with an .817 OPS, eight homers, 30 RBI, 24 runs scored, nine doubles, one triple and no stolen bases through 59 games this season. It's not clear when he'll return to playing first base, but his fantasy managers will be fine as long as he can continue to at least serve as DH.
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Batting Stats
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2026 MLB Game Log
2026
2026 MLB 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
17
12
18
vs Left-Handed Pitchers
vs LHP
#1
#2
#3
#4
#5
#6
#7
#8
#9
6
2
1
1
Left/Right Batting Splits
Since 2024
 
 
+58%
OPS vs RHP
2026
 
 
+58%
OPS vs RHP
2025
No Stats
2024
No Stats
OPS PA R HR RBI SB AVG OBP SLG
Since 2024vs Left .529 57 2 0 5 0 .231 .298 .231
Since 2024vs Right .836 192 23 7 24 0 .280 .359 .476
2026vs Left .529 57 2 0 5 0 .231 .298 .231
2026vs Right .836 192 23 7 24 0 .280 .359 .476
2025vs Left 0 0 0 0 0 0 0 0 0
2025vs Right 0 0 0 0 0 0 0 0 0
2024vs Left 0 0 0 0 0 0 0 0 0
2024vs 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 2024
Even Split
2026
Even Split
2025
No Stats
2024
No Stats
OPS PA R HR RBI SB AVG OBP SLG
Since 2024Home .762 122 11 4 20 0 .259 .336 .426
Since 2024Away .765 127 14 3 9 0 .277 .354 .411
2026Home .762 122 11 4 20 0 .259 .336 .426
2026Away .765 127 14 3 9 0 .277 .354 .411
2025Home 0 0 0 0 0 0 0 0 0
2025Away 0 0 0 0 0 0 0 0 0
2024Home 0 0 0 0 0 0 0 0 0
2024Away 0 0 0 0 0 0 0 0 0
More Splits View More Split Stats
Stat Review
How does TJ Rumfield 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
0.61
 
BB Rate
9.2%
 
K Rate
15.3%
 
BABIP
.294
 
ISO
.150
 
AVG
.268
 
OBP
.345
 
SLG
.418
 
OPS
.764
 
wOBA
.338
 
Exit Velocity
85.8 mph
 
Hard Hit Rate
32.1%
 
Barrels/PA
5.2%
 
Expected BA
.274
 
Expected SLG
.446
 
Sprint Speed
21.8 ft/sec
 
Ground Ball %
42.4%
 
Line Drive %
21.7%
 
Fly Ball %
35.9%
 
Prospect Rankings History
Advanced Batting Stats
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Additional Stats
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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 TJ Rumfield See More
Recent RotoWire Articles Featuring TJ Rumfield See More
More Fantasy News
Back in action Tuesday
1BColorado Rockies
June 2, 2026
Rumfield (shoulder) will serve as the designated hitter and bat third Tuesday against the Angels.
Analysis
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Absent from Monday's lineup
1BColorado Rockies
Shoulder
June 1, 2026
Rumfield (shoulder) is not in the Rockies' starting lineup against the Angels on Monday.
Analysis
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Managing shoulder inflammation
1BColorado Rockies
Shoulder
May 31, 2026
Rumfield was removed from the lineup for Sunday's game against the Giants due to right shoulder inflammation, Patrick Lyons of JustBaseball.com reports.
Analysis
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Scratched from starting nine
1BColorado Rockies
Undisclosed
May 31, 2026
Rumfield was scratched from the lineup for Sunday's game against the Giants due to an unspecified reason.
Analysis
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In Wednesday's lineup
1BColorado Rockies
May 27, 2026
Rumfield (hand) will start at first base and bat third Wednesday against the Dodgers.
Analysis
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Latest Fantasy Rumors
Arizona could pursue
1BColorado Rockies
June 4, 2026
Rumfield is one of several left-handed hitters the Diamondbacks could target ahead of the trade deadline, according to Ken Rosenthal of The Athletic.
Analysis
Rumfield, who was named the NL Rookie of the Month for May earlier this week, is expected to command heavy interest in the trade market. Across 26 games in May, Rumfield hit .310 with four homers, 12 RBI and an .883 OPS.
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