Soongsil MS: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2023-01-01 | Ju-hyeong Kim | Soongsil MS | Jinwee U18 | — |
| 2023-01-01 | Geon-hee Lee | Soongsil MS | Jinwee U18 | — |
| 2020-01-01 | Ju-hyeong Kim | SCG Force U12 | Soongsil MS | — |
| 2020-01-01 | Jin-hyeok Hong | Soongsil MS | Soongsil HS | — |
| 2019-01-01 | Yong-jun Hong | Soongsil MS | Ulsan H. U18 | — |
| 2013-01-01 | Dae-won Kim | Soongsil MS | Boin HS | — |