John O'Sullivan (Midfield, age 20, at Shamrock Rovers): ACTUAL Value €146k. Transfer history, fees and where the career can go next. Updated after their last match, 2026-08-07.
| Date | From | To | Fee |
|---|---|---|---|
| 2025-07-14 | Shamrock Rovers | Drogheda United | Loan |
| 2024-07-28 | Shamrock Rovers | Bray Wanderers | Loan |