St. Johnstone FC U20: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2018-07-01 | Ross Sinclair | St. Johnstone FC U20 | St. Johnst. B | — |
| 2018-07-01 | Cammy Ballantyne | St. Johnstone FC U20 | St. Johnst. B | — |
| 2017-07-01 | Ross Sinclair | St. Johnstone FC U17 | St. Johnstone FC U20 | — |
| 2017-07-01 | Cammy Ballantyne | St. Johnstone FC U17 | St. Johnstone FC U20 | — |
| 2017-07-01 | Ali McCann | St. Johnstone FC U20 | St. Johnstone | — |
| 2016-07-01 | Liam Gordon | St. Johnstone FC U20 | St. Johnstone | — |
| 2016-07-01 | Ali McCann | St. Johnstone FC U17 | St. Johnstone FC U20 | — |
| 2015-07-16 | Liam Gordon | St. Johnstone FC U20 | Elgin City | Loan |
| 2015-07-01 | Liam Gordon | Hearts FC U20 | St. Johnstone FC U20 | Free |
| 2014-07-01 | Chris Kane | St. Johnstone FC U20 | St. Johnstone | — |
| 2014-01-03 | Chris Kane | St. Johnstone FC U20 | Dumbarton | Loan |
| 2011-07-01 | Zander Clark | St. Johnstone FC U20 | St. Johnstone | — |
| 2011-01-01 | Stevie May | St. Johnstone FC U20 | St. Johnstone | — |
| 2010-07-01 | Chris Kane | St. Johnstone FC U17 | St. Johnstone FC U20 | — |