Yongin FC U18: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-01-16 | Eo-jin Kim | Yongin FC U18 | Gangwon FC | Free |
| 2025-01-17 | In-woo Back | Yongin FC U18 | Ulsan HD | Free |
| 2024-01-09 | Min-ha Shin | Yongin FC U18 | Gangwon FC | Free |
| 2023-01-01 | Eo-jin Kim | YI U15 Wonsam | Yongin FC U18 | — |
| 2022-01-01 | Seung-won Lee | Yongin FC U18 | Dankook Univ | — |
| 2022-01-01 | Seung-hyun Yu | Yongin FC U18 | Bucheon FC | Free |
| 2022-01-01 | Seung-ho Park | Yongin FC U18 | Dankook Univ | — |
| 2022-01-01 | In-woo Back | YI U15 Wonsam | Yongin FC U18 | — |
| 2021-01-01 | Min-ha Shin | YI U15 Wonsam | Yongin FC U18 | — |
| 2020-01-10 | Hyun-taek Cho | Yongin FC U18 | Ulsan Hyundai | Free |
| 2020-01-01 | Kyeong-hyeon Min | Yongin FC U18 | Yong In Univ. | — |
| 2019-01-01 | Seung-won Lee | YI U15 Wonsam | Shingal HS | — |
| 2019-01-01 | Seung-hyun Yu | YI U15 Wonsam | Shingal HS | — |
| 2019-01-01 | Seung-ho Park | YI U15 Wonsam | Shingal HS | — |
| 2017-01-01 | Yi-seok Kim | Shingal HS | Suwon Uni | — |
| 2017-01-01 | Kyeong-hyeon Min | Yongin FC U15 | Shingal HS | — |
| 2017-01-01 | Jong-gyu Yoon | Shingal HS | FC Seoul | Free |
| 2017-01-01 | Hyun-taek Cho | Yongin FC U15 | Shingal HS | — |
| 2014-01-01 | Yi-seok Kim | SEL Jangan MS | Shingal HS | — |
| 2014-01-01 | Jong-gyu Yoon | Y. Baegam MS | Shingal HS | — |