Christian Koss

Christian Koss

27-Year-Old ShortstopSS
San Francisco Giants
2025 Fantasy Outlook
There was no outlook written for Christian Koss in 2025. Check out the latest news below for more on his current fantasy value.
$Signed a one-year contract with the Giants in March of 2025.
Could play utility role in 2025
SSSan Francisco Giants
March 28, 2025
Koss is an option to slide into the outfield and could operate in a utility role this season, Shayna Rubin of the San Francisco Chronicle reports.
ANALYSIS
Koss earned a spot on the 40-man roster after a successful Cactus League campaign. The 27-year-old shortstop finished with a .341/.426/.512 slash line in 41 plate appearances as a non-roster invitee. "He's another guy I watched this spring who carried himself with such confidence," president of baseball operations Buster Posey said Thursday. "At shortstop, third -- wherever he was playing. To me, he's the epitome of a baseball player." Koss didn't suit up for the Giants on Opening Day, though the first game he gets into will mark his MLB debut after several years in the minors.
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Batting Stats
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2025
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Batting Order Slot Breakdown
vs Right-Handed Pitchers
vs RHP
#1
#2
#3
#4
#5
#6
#7
#8
#9
1
vs Left-Handed Pitchers
vs LHP
#1
#2
#3
#4
#5
#6
#7
#8
#9
3/273/293/303/314/1987654321
Left/Right Batting Splits
Since 2023
 
 
-100%
OPS vs RHP
2025
 
 
-100%
OPS vs RHP
2024
No Stats
2023
No Stats
OPS PA R HR RBI SB AVG OBP SLG
Since 2023vs Left .000 1 0 0 0 0 .000 .000 .000
Since 2023vs Right .333 3 1 0 0 0 .000 .333 .000
2025vs Left .000 1 0 0 0 0 .000 .000 .000
2025vs Right .333 3 1 0 0 0 .000 .333 .000
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
Home/Away Batting Splits
Since 2023
 
 
-100%
OPS on Road
2025
 
 
-100%
OPS on Road
2024
No Stats
2023
No Stats
OPS PA R HR RBI SB AVG OBP SLG
Since 2023Home 0 0 0 0 0 0 0 0 0
Since 2023Away .250 4 1 0 0 0 .000 .250 .000
2025Home 0 0 0 0 0 0 0 0 0
2025Away .250 4 1 0 0 0 .000 .250 .000
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 Christian Koss 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
1.00
 
BB Rate
25.0%
 
K Rate
25.0%
 
BABIP
.000
 
ISO
.000
 
AVG
.000
 
OBP
.250
 
SLG
.000
 
OPS
.250
 
wOBA
.173
 
Exit Velocity
90.4 mph
 
Hard Hit Rate
50.0%
 
Barrels/PA
0.0%
 
Expected BA
.171
 
Expected SLG
.187
 
Sprint Speed
0.0 ft/sec
 
Ground Ball %
100.0%
 
Line Drive %
0.0%
 
Fly Ball %
0.0%
 
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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More Fantasy News
Makes MLB roster
SSSan Francisco Giants
March 26, 2025
The Giants selected Koss' contract from Triple-A Sacramento on Wednesday.
ANALYSIS
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Candidate for utility role
SSSan Francisco Giants
March 1, 2025
Koss has a chance to win a utility role with the Giants this spring, the San Francisco Chronicle reports. He started at shortstop and went 1-for-3 in Saturday's spring game. "He's continuing to impress, and he hit a ball down the line for a double and he's playing with a lot of confidence," said manager Bob Melvin. "We're giving him some reps right now. It's nice to see because we're putting an emphasis on defense and he's played great defense every place we've put him."
ANALYSIS
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Promoted to Triple-A
SSBoston Red Sox
May 30, 2023
The Red Sox promoted Koss to Triple-A Worcester on Tuesday, Pete Abraham of The Boston Globe reports.
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Traded to Boston
SSBoston Red Sox
December 3, 2020
Koss was traded from the Rockies to the Red Sox on Thursday in exchange for left-hander Yoan Aybar.
ANALYSIS
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