Boro Yth.: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2017-07-01 | Nathan Wood | Boro Yth. | Boro U18 | — |
| 2016-07-01 | Zach Hemming | Boro Yth. | Boro U18 | — |
| 2013-07-01 | Bailey Peacock-Farrell | Boro Yth. | Leeds U18 | Free |