Yong In Univ.: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-01-16 | Ho-jin Kim | Yong In Univ. | Pohang Steelers | Free |
| 2025-03-25 | Jin-hyeok Hong | Yong In Univ. | Gangwon FC | Free |
| 2025-01-17 | Seung-jun Hwang | Yong In Univ. | Jeonbuk Hyundai | Free |
| 2024-01-01 | Seung-jun Hwang | Jeonbuk H. U18 | Yong In Univ. | — |
| 2024-01-01 | Ho-jin Kim | Pohang St. U18 | Yong In Univ. | — |
| 2023-01-01 | Jin-hyeok Hong | Uiwang FA U18 | Yong In Univ. | — |
| 2022-01-01 | Wi-je Cho | Yong In Univ. | Busan IPark | Free |
| 2022-01-01 | Seong-min Kim | Yong In Univ. | Incheon Utd. | Free |
| 2022-01-01 | Kyeong-hyeon Min | Yong In Univ. | Incheon Utd. | Free |
| 2020-01-01 | Wi-je Cho | Busan IPark U18 | Yong In Univ. | — |
| 2020-01-01 | Kyeong-hyeon Min | Yongin FC U18 | Yong In Univ. | — |
| 2019-01-04 | Dong-heon Kim | Yong In Univ. | Incheon Utd. | Free |
| 2019-01-01 | Seong-min Kim | Incheon Utd U18 | Yong In Univ. | — |
| 2018-01-05 | Tae-hyeon Kim | Yong In Univ. | Ansan Greeners | Free |
| 2018-01-05 | Hyeon-sik Lee | Yong In Univ. | Gangwon FC | Free |
| 2018-01-01 | Ji-hun Kang | Yong In Univ. | Gangwon FC | Free |
| 2017-01-06 | Won-cheol Choe | Yong In Univ. | Suwon FC | Free |
| 2016-01-01 | Han-do Lee | Yong In Univ. | Jeonbuk Hyundai | Free |
| 2016-01-01 | Dong-heon Kim | Incheon Utd U18 | Yong In Univ. | — |
| 2015-01-01 | Yeong-jae Lee | Yong In Univ. | Ulsan Hyundai | Free |