Gunsan Jeil HS: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2019-01-01 | Shin-jin Kim | Gunsan Jeil HS | Gangwon FC U18 | — |
| 2017-01-01 | Shin-jin Kim | Gunsan MS | Gunsan Jeil HS | — |
| 2016-07-01 | Geon-joo Choi | Gunsan Jeil HS | Jeonju THS | — |
| 2015-01-01 | Geon-joo Choi | Wanju MS | Gunsan Jeil HS | — |