Suwon Bluewings (K League 2): every transfer in and out, fees paid and earned, squad market value, €1.9m spent and €7.2m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-08-19 | Luis Mina | Gimpo | Suwon Bluewings | Free |
| 2026-08-03 | Ji-won Park | Suwon Bluewings | Gimcheon Sangmu Football Club | Loan |
| 2026-07-27 | Stanislav Ilyuchenko | Suwon Bluewings | Hwaseong | Free |
| 2026-07-24 | Edgaras Dubickas | Ternana | Suwon Bluewings | Free |
| 2026-07-10 | Hyeon-seo Han | Football Club Pohang Steelers | Suwon Bluewings | Free |
| 2026-07-09 | Keelan Lebon | Jeonnam Dragons | Suwon Bluewings | Free |
| 2026-07-09 | Paulo Henrique | Suwon Bluewings | Gimpo | Free |
| 2026-07-09 | Seok-hwan Jang | Suwon Bluewings | Gwangju Football Club | Loan |
| 2026-03-25 | Wan-kyu Kwon | Suwon Bluewings | Siheung Citizen | Free |
| 2026-03-18 | Won-jin Hong | Suwon Bluewings | Jeonnam Dragons | €61k |
| 2026-02-20 | Seung-beom Ko | Ulsan HD | Suwon Bluewings | Free |
| 2026-01-31 | Ji-Ho Kim | Suwon Bluewings | Selangor | Loan |
| 2026-01-27 | Matheus Serafim | Suwon Bluewings | Daegu FC | Free |
| 2026-01-24 | Ho-yeon Jung | Minnesota United FC | Suwon Bluewings | Loan |
| 2026-01-18 | Joon-hong Kim | D.C. United | Suwon Bluewings | Loan |
| 2026-01-16 | Reis | Gwangju Football Club | Suwon Bluewings | Free |
| 2026-01-16 | Fessin | Busan I'Park | Suwon Bluewings | Free |
| 2026-01-16 | Jeong-ho Hong | Jeonbuk Hyundai Motors | Suwon Bluewings | Free |
| 2026-01-16 | Min-woo Kim | Citizen | Suwon Bluewings | Loan |
| 2026-01-16 | Jun-jae Lee | Gyeongnam | Suwon Bluewings | Free |