Christian Koss #50
San Francisco Giants
- SS
- B/T: R/R
- 6' 1"/185
- Age: 28
- Christian Koss
- Status: Active
- Born: 1/27/1998 in Riverside, CA
- Draft: 2019, Colorado Rockies, Round: 12, Overall Pick: 369
- College: UC Irvine
- MLB Debut: 4/01/2025
2026 Stats
| G | W-L | ERA | IP | SO | WHIP |
|---|---|---|---|---|---|
| 2 | 0-0 | 13.50 | 2.0 | 0 | 2.50 |
2026 Stats
| AB | AVG | HR | RBI | SB | OPS |
|---|---|---|---|---|---|
| 27 | .407 | 2 | 10 | 2 | 1.078 |
2026 Stats
| AB | AVG | HR | RBI | SB | OPS |
|---|---|---|---|---|---|
| 181 | .232 | 4 | 12 | 5 | .602 |
MLB Career Stats
| G | W-L | ERA | IP | SO | WHIP |
|---|---|---|---|---|---|
| 6 | 0-0 | 4.50 | 6.0 | 0 | 1.50 |
MiLB Career Stats
| AB | AVG | HR | RBI | SB | OPS |
|---|---|---|---|---|---|
| 1713 | .277 | 59 | 276 | 66 | .798 |
MLB Career Stats
| AB | AVG | HR | RBI | SB | OPS |
|---|---|---|---|---|---|
| 355 | .248 | 7 | 35 | 9 | .638 |
| Year | AB | R | H | HR | RBI | SB | AVG | OBP | OPS |
|---|---|---|---|---|---|---|---|---|---|
| 2026 MiLB Stats | 27 | 9 | 11 | 2 | 10 | 2 | .407 | .448 | 1.078 |
| 2026 MLB Stats | 181 | 26 | 42 | 4 | 12 | 5 | .232 | .276 | .602 |
| MiLB Career Stats | 1713 | 281 | 474 | 59 | 276 | 66 | .277 | .340 | .798 |
| MLB Career Stats | 355 | 51 | 88 | 7 | 35 | 9 | .248 | .292 | .638 |
| Year | W | L | ERA | G | GS | SV | IP | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|
| 2026 MLB Stats | 0 | 0 | 13.50 | 2 | 0 | 0 | 2.0 | 0 | 2.50 |
| MLB Career Stats | 0 | 0 | 4.50 | 6 | 0 | 0 | 6.0 | 0 | 1.50 |
- Next SF Game: 9-20 @ LAD
Splits
| Duration | W | L | ERA | G | GS | SV | IP | H | ER | BB | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Last 7 Games | 0 | 0 | 13.50 | 2 | 0 | 0 | 2.0 | 5 | 3 | 0 | 0 | 2.50 |
| Last 15 Games | - | - | --- | - | - | - | --- | - | - | - | - | --- |
| Last 30 Games | - | - | --- | - | - | - | --- | - | - | - | - | --- |
| Duration | AB | R | H | HR | RBI | BB | SO | SB | AVG | OBP | SLG |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last 7 Games | 26 | 3 | 7 | 0 | 3 | 0 | 6 | 2 | .269 | .269 | .269 |
| Last 15 Games | 49 | 10 | 15 | 3 | 7 | 4 | 8 | 3 | .306 | .358 | .490 |
| Last 30 Games | 97 | 21 | 25 | 4 | 10 | 7 | 25 | 3 | .258 | .314 | .392 |
| Last 3 Games | W | L | SV | IP | H | ER | BB | SO |
|---|---|---|---|---|---|---|---|---|
| 5/9 vs PIT | 0 | 0 | 0 | 1.0 | 5 | 3 | 0 | 0 |
| 4/4 vs NYM | 0 | 0 | 0 | 1.0 | 0 | 0 | 0 | 0 |
| Last 3 Games | AB | R | H | HR | RBI | BB | SO | SB |
|---|---|---|---|---|---|---|---|---|
| 9/19 @ LAD | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 9/18 @ LAD | 3 | 0 | 0 | 0 | 0 | 0 | 2 | 0 |
| 9/16 @ STL | 4 | 1 | 1 | 0 | 0 | 0 | 1 | 0 |
2026 :
2B
(5)
3B
(20)
SS
(34)
More Christian Koss
Christian Koss homers (1) on a fly ball to right center field. Drew Cavanaugh scores.
Koss named Eastern League Player of the Week
Koss cracks pair of homers for Portland
Boston's Koss makes relay throw for the Sea Dogs
Portland's Koss goes oppo for solo shot
Sea Dogs flash the leather
Koss powers Greenville with three-homer game
Koss steers way to three-homer game
Koss Hits Drive’s First Three-Homer Game in One-Hit Shutout Win Over Rome, 4-0
Latest Transactions
| Team | Date | Transaction |
|---|---|---|
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July 1, 2026 | San Francisco Giants recalled 2B Christian Koss from Sacramento River Cats. |
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June 24, 2026 | sent 2B Christian Koss on a rehab assignment to ACL Giants. |
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June 24, 2026 | Sacramento River Cats sent 2B Christian Koss on a rehab assignment to ACL Giants. |
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May 26, 2026 | Sacramento River Cats placed 2B Christian Koss on the 7-day injured list. |
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May 26, 2026 | Sacramento River Cats placed 2B Christian Koss on the 7-day injured list. |
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May 15, 2026 | San Francisco Giants optioned 2B Christian Koss to Sacramento River Cats. |
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April 16, 2026 | 2B Christian Koss changed number to 50. |
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April 15, 2026 | 2B Christian Koss changed number to 42. |
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August 1, 2025 | San Francisco Giants activated 2B Christian Koss from the 10-day injured list. |
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July 26, 2025 | San Francisco Giants sent 2B Christian Koss on a rehab assignment to Sacramento River Cats. |
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July 24, 2025 | San Francisco Giants sent 2B Christian Koss on a rehab assignment to ACL Giants. |
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July 1, 2025 | San Francisco Giants placed 2B Christian Koss on the 10-day injured list. Left hamstring strain. |
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June 10, 2025 | San Francisco Giants recalled 2B Christian Koss from Sacramento River Cats. |
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June 4, 2025 | San Francisco Giants optioned 2B Christian Koss to Sacramento River Cats. |
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April 16, 2025 | SS Christian Koss changed number to 50. |
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April 15, 2025 | SS Christian Koss changed number to 42. |
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March 26, 2025 | San Francisco Giants selected the contract of SS Christian Koss from Sacramento River Cats. |
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February 7, 2025 | San Francisco Giants invited non-roster SS Christian Koss to spring training. |
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October 16, 2024 | SS Christian Koss assigned to Aguilas Cibaenas. |
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July 3, 2024 | SS Christian Koss assigned to Sacramento River Cats from Richmond Flying Squirrels. |
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June 4, 2024 | Richmond Flying Squirrels activated SS Christian Koss from the 7-day injured list. |
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May 20, 2024 | Richmond Flying Squirrels sent SS Christian Koss on a rehab assignment to ACL Giants. |
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April 12, 2024 | Richmond Flying Squirrels placed SS Christian Koss on the 7-day injured list. |
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April 12, 2024 | Richmond Flying Squirrels placed SS Christian Koss on the 7-day injured list. |
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March 27, 2024 | SS Christian Koss assigned to Richmond Flying Squirrels. |
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March 27, 2024 | Boston Red Sox traded SS Christian Koss to San Francisco Giants. |
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February 23, 2024 | SS Christian Koss assigned to Boston Red Sox. |
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December 27, 2023 | SS Christian Koss assigned to Criollos de Caguas. |
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August 29, 2023 | Worcester Red Sox activated SS Christian Koss. |
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August 8, 2023 | Worcester Red Sox transferred SS Christian Koss to the Development List. |
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July 27, 2023 | Worcester Red Sox sent SS Christian Koss on a rehab assignment to FCL Red Sox. |
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July 27, 2023 | Worcester Red Sox sent SS Christian Koss on a rehab assignment to FCL Red Sox. |
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June 25, 2023 | Worcester Red Sox placed SS Christian Koss on the 7-day injured list retroactive to June 24, 2023. Left toe sprain. |
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June 24, 2023 | Worcester Red Sox placed SS Christian Koss on the 7-day injured list. |
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May 30, 2023 | Worcester Red Sox activated SS Christian Koss. |
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May 30, 2023 | SS Christian Koss assigned to Worcester Red Sox from Portland Sea Dogs. |
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February 1, 2023 | SS Christian Koss roster status changed by Boston Red Sox. |
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February 1, 2023 | Boston Red Sox invited non-roster SS Christian Koss to spring training. |
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November 4, 2022 | SS Christian Koss assigned to Criollos de Caguas. |
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November 4, 2022 | Criollos de Caguas activated SS Christian Koss. |
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April 5, 2022 | SS Christian Koss assigned to Portland Sea Dogs. |
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March 12, 2022 | Boston Red Sox invited non-roster SS Christian Koss to spring training. |
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March 12, 2022 | SS Christian Koss roster status changed by Boston Red Sox. |
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October 7, 2021 | SS Christian Koss and assigned to Scottsdale Scorpions. |
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February 12, 2021 | SS Christian Koss assigned to Greenville Drive. |
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February 12, 2021 | SS Christian Koss assigned to Greenville Drive. |
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December 3, 2020 | Boston Red Sox traded LHP Yoan Aybar to Colorado Rockies for SS Christian Koss. |
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December 3, 2020 | SS Christian Koss assigned to Salem Red Sox. |
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December 3, 2020 | SS Christian Koss assigned to Salem Red Sox. |
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March 5, 2020 | SS Christian Koss assigned to Lancaster JetHawks from Grand Junction Rockies. |
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June 27, 2019 | SS Christian Koss assigned to Grand Junction Rockies. |
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June 26, 2019 | Colorado Rockies signed SS Christian Koss. |
+ Show More Transactions
Awards
PIO Player of the Week
| Week | ||
|---|---|---|
| 07/14/2019 | Grand Junction Rockies | PIO |
| 08/04/2019 | Grand Junction Rockies | PIO |
MiLB.com PIO Player of the Month
| Month | ||
|---|---|---|
| 07/2019 | Grand Junction Rockies | PIO |
PIO Mid-Season All-Star
| Year | ||
|---|---|---|
| 2019 | Grand Junction Rockies | PIO |
PIO Post-Season All-Star
| Year | ||
|---|---|---|
| 2019 | Grand Junction Rockies | PIO |
EAS Player of the Week
| Week | ||
|---|---|---|
| 06/23/2024 | Richmond Flying Squirrels | EAS |