Incheon Yth.: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2016-01-01 | Seong-woo Moon | Incheon Yth. | Incheon Utd U15 | — |
| 2013-01-01 | Seong-hoon Cheon | Incheon Yth. | Incheon Utd U15 | — |
| 2012-01-01 | Woo-yeong Jeong | Incheon Yth. | Incheon Utd U15 | — |
| 2012-01-01 | Seong-hoon Cheon | Unknown | Incheon Yth. | — |
| 2011-07-01 | Seung-woo Lee | Incheon Yth. | Barça Youth | Free |
| 2011-05-01 | Ju-sung Kim | Incheon Yth. | I. Mansoobuk ES | — |
| 2011-01-01 | Tae-heui Lee | Incheon Yth. | Incheon Utd U18 | — |
| 2011-01-01 | Seung-woo Lee | Daedong ES | Incheon Yth. | — |
| 2011-01-01 | Kang-in Lee | Incheon Yth. | Little Flyings | — |
| 2011-01-01 | Jin-ya Kim | Incheon Yth. | Incheon Utd U15 | — |