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Christian Koss
Christian Koss
San Francisco Giants • Shortstop
Age 28 • 6' 1" • 185 lb
Bats: R • Throws: R
MLB Debut: 2025-04-01
Born: Riverside , CA • USA
Draft: 2019
2026 Stats
G
71
AB
203
H
44
HR
4
RBI
12
R
27
SB
5
AVG
.217
OBP
.257
SLG
.305
OPS
.562
Career Stats
G
147
AB
377
H
90
HR
7
RBI
35
R
52
SB
9
AVG
.239
OBP
.281
SLG
.334
OPS
.615
Year-by-Year Hitting
Year Team GPAABH HRRBISB AVGOBPSLGOPSAwards
2025 SF 76 191 174 46 3 23 4 .264 .309 .368 .677
2026 SF 71 221 203 44 4 12 5 .217 .257 .305 .562
Spring Training
Hitting
YearTeamGPAABHHRRBISBAVGOBPSLGOPS
2022 BOS 713123 23— .250.308.7501.058
2023 BOS 1322212 —2— .095.136.143.279
2024 BOS 7863 ——— .500.625.5001.125
2025 SF 28474114 151 .341.426.512.938
2026 SF 19494115 181 .366.469.439.908
Game Logs
Season selector loads one year at a time.
Hitting
Date Opponent AB H 2B 3B HR RBI R BB SO
2026-09-27 vs LAD 4 0 0 0 0 0 0 0 3
2026-09-26 vs LAD 4 0 0 0 0 0 0 0 2
2026-09-25 vs LAD 2 0 0 0 0 0 0 0 2
2026-09-23 vs MIN 3 0 0 0 0 0 0 0 2
2026-09-22 vs MIN 3 1 0 0 0 0 0 0 1
2026-09-21 vs MIN 3 1 1 0 0 0 1 0 1
2026-09-20 @ LAD 3 0 0 0 0 0 0 0 2
2026-09-19 @ LAD 3 0 0 0 0 0 0 0 0
2026-09-18 @ LAD 3 0 0 0 0 0 0 0 2
2026-09-16 @ STL 4 1 0 0 0 0 1 0 1
2026-09-15 @ STL 5 3 0 0 0 2 0 0 0
2026-09-14 @ STL 4 0 0 0 0 0 0 0 2
2026-09-13 vs SD 4 2 0 0 0 1 1 0 1
2026-09-12 vs SD 3 1 0 0 0 0 1 0 0
2026-09-11 vs SD 1 0 0 0 0 0 1 2 0
2026-09-09 vs STL 3 2 0 0 0 0 0 0 0
2026-09-08 vs STL 3 2 0 0 1 1 1 0 1
2026-09-07 vs STL 3 1 0 0 0 0 1 1 0
2026-09-06 @ NYM 3 0 0 0 0 0 0 0 0
2026-09-05 @ NYM 4 2 0 0 2 3 2 0 0
2026-09-04 @ NYM 3 1 0 0 0 0 2 1 1
2026-09-03 @ PIT 3 0 0 0 0 0 0 0 0
2026-09-02 @ PIT 4 1 0 0 0 0 2 0 0
2026-09-01 @ PIT 5 2 0 0 0 1 2 0 1
2026-08-31 @ ATL 3 0 0 0 0 0 0 0 1
2026-08-29 vs AZ 3 0 0 0 0 0 0 0 3
2026-08-29 vs AZ 3 0 0 0 0 0 0 0 1
2026-08-28 vs AZ 3 1 0 0 1 2 1 0 1
2026-08-27 vs AZ 2 0 0 0 0 0 1 0 2
2026-08-26 vs CIN 4 1 0 0 0 0 1 0 2
2026-08-25 vs CIN 2 0 0 0 0 0 0 1 0
2026-08-24 vs CIN 3 2 0 0 0 0 1 0 1
2026-08-23 @ BOS 3 1 0 0 0 0 1 0 0
2026-08-22 @ BOS 4 0 0 0 0 0 0 0 1
2026-08-21 @ BOS 4 2 1 0 0 0 2 0 1
2026-08-20 @ CLE 2 0 0 0 0 0 0 2 1
2026-08-19 @ CLE 3 0 0 0 0 0 0 0 2
2026-08-18 @ CLE 3 1 1 0 0 0 0 0 1
2026-08-16 vs COL 4 1 0 0 0 0 0 0 2
2026-08-15 vs COL 4 1 0 0 0 0 1 0 2
2026-08-14 vs COL 3 1 1 0 0 0 0 0 0
2026-08-12 vs HOU 4 2 0 0 0 0 0 0 1
2026-08-11 vs HOU 4 1 1 0 0 1 0 0 1
2026-08-10 vs HOU 4 1 0 0 0 0 0 0 0
2026-08-09 vs DET 4 1 0 0 0 0 0 0 1
2026-08-08 vs DET 3 0 0 0 0 0 0 0 1
2026-08-07 vs DET 3 0 0 0 0 0 0 0 2
2026-08-04 @ TEX 2 0 0 0 0 0 0 0 0
2026-08-03 @ TEX 4 1 0 0 0 0 0 0 2
2026-08-02 @ SD 1 0 0 0 0 0 0 0 1
2026-08-01 @ SD 3 0 0 0 0 0 0 0 1
2026-07-31 @ SD 3 1 0 0 0 0 0 0 0
2026-07-30 @ SD 4 1 0 0 0 0 0 0 1
2026-07-29 vs MIL 5 2 0 0 0 1 3 0 0
2026-07-28 vs MIL 3 0 0 0 0 0 0 0 2
2026-07-27 vs MIL 2 0 0 0 0 0 0 1 1
2026-07-25 vs LAA 0 0 0 0 0 0 0 0 0
2026-07-21 @ KC 2 1 0 0 0 0 0 1 0
2026-07-18 @ SEA 0 0 0 0 0 0 0 0 0
2026-07-03 @ COL 1 0 0 0 0 0 0 0 0
2026-07-01 @ AZ 4 1 0 0 0 0 0 0 0
2026-05-10 vs PIT 1 0 0 0 0 0 1 0 0
2026-05-09 vs PIT 0 0 0 0 0 0 0 0 0
2026-05-05 vs SD 1 0 0 0 0 0 0 0 1
2026-04-26 vs MIA 4 0 0 0 0 0 0 0 1
2026-04-24 vs MIA 1 0 0 0 0 0 0 0 0
2026-04-12 @ BAL 3 0 0 0 0 0 0 0 0
2026-04-11 @ BAL 1 1 1 0 0 0 0 0 0
2026-04-08 vs PHI 3 0 0 0 0 0 0 0 0
2026-03-31 @ SD 0 0 0 0 0 0 0 0 0
Transactions
Entire history • newest first.
2026-07-01
San Francisco Giants recalled 2B Christian Koss from Sacramento River Cats.
2026-05-15
San Francisco Giants optioned 2B Christian Koss to Sacramento River Cats.
2026-04-16
2B Christian Koss changed number to 50.
2026-04-15
2B Christian Koss changed number to 42.
2025-08-01
San Francisco Giants activated 2B Christian Koss from the 10-day injured list.
2025-07-26
San Francisco Giants sent 2B Christian Koss on a rehab assignment to Sacramento River Cats.
2025-07-24
San Francisco Giants sent 2B Christian Koss on a rehab assignment to ACL Giants.
2025-07-01
San Francisco Giants placed 2B Christian Koss on the 10-day injured list. Left hamstring strain.
2025-06-10
San Francisco Giants recalled 2B Christian Koss from Sacramento River Cats.
2025-06-04
San Francisco Giants optioned 2B Christian Koss to Sacramento River Cats.
2025-04-16
SS Christian Koss changed number to 50.
2025-04-15
SS Christian Koss changed number to 42.
2025-03-26
San Francisco Giants selected the contract of SS Christian Koss from Sacramento River Cats.
2025-02-07
San Francisco Giants invited non-roster SS Christian Koss to spring training.
2024-03-27
Boston Red Sox traded SS Christian Koss to San Francisco Giants.
2024-02-23
SS Christian Koss assigned to Boston Red Sox.
2023-02-01
SS Christian Koss roster status changed by Boston Red Sox.
2023-02-01
Boston Red Sox invited non-roster SS Christian Koss to spring training.
2022-03-12
Boston Red Sox invited non-roster SS Christian Koss to spring training.
2022-03-12
SS Christian Koss roster status changed by Boston Red Sox.
2020-12-03
Boston Red Sox traded LHP Yoan Aybar to Colorado Rockies for SS Christian Koss.
2019-06-26
Colorado Rockies signed SS Christian Koss.
Scouting Report
Statcast-style percentiles • Basenerd theme
Season 2026
No Statcast percentile data available.
Spray Chart
Hits only • Stadium overlay
1B 2B 3B HR
MLBAM-style coords scaled into stadium viewBox. Home plate baseline ≈ (125, 199). Stadium SVG: giants.svg.
Results by Pitch Type
Pitch # Usage% Zone% Whiff% AVG HardHit%
4-Seam Fastball 270 35.4% 53.0% 26.0% .154 24.5%
Sinker 133 17.5% 54.9% 12.2% .356 25.0%
Slider 99 13.0% 38.4% 48.0% .231 66.7%
Sweeper 80 10.5% 41.2% 39.0% .304 27.8%
Changeup 75 9.8% 29.3% 43.5% .111 20.0%
Cutter 54 7.1% 63.0% 13.3% .188 13.3%
Curveball 34 4.5% 26.5% 25.0% .000 33.3%
Knuckle Curve 9 1.2% 22.2% 25.0% .000 0.0%
Splitter 6 0.8% 33.3% 33.3% .000 0.0%
Slurve 2 0.3% 0.0% 0.0% .000 0.0%
Total 762 100.0% 46.7% 28.5% .218 27.0%
Results by Pitch Category
Category # Usage% Zone% Whiff% AVG HardHit%
Fastball 457 60.0% 54.7% 20.5% .230 23.1%
Breaking 224 29.4% 36.6% 41.1% .228 41.2%
Offspeed 81 10.6% 29.6% 42.9% .105 20.0%
Total 762 100.0% 46.7% 28.5% .218 27.0%
MLB Avg - - 50.6% 25.3% .245 41.0%
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