Hartberg Yth.: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2020-07-01 | Harald Postl | Hartberg Yth. | Hartberg II | — |
| 2019-07-01 | Fabian Wilfinger | Hartberg Yth. | Hartberg Umg. | — |
| 2018-07-01 | Fabian Wilfinger | HartbergU Jgd | Hartberg Yth. | — |
| 2018-07-01 | Dominik Kirnbauer | Hartberg Yth. | Hartberg II | — |
| 2015-07-01 | Dominik Kirnbauer | Bad Tatzm. J. | Hartberg Yth. | — |
| 2015-03-09 | Julian Halwachs | Hartberg Yth. | Sturm Graz Yth | — |
| 2014-07-01 | Jonas Karner | Hartberg Yth. | Sturm Graz Yth | — |
| 2013-07-01 | Julian Halwachs | Gschachen Yth. | Hartberg Yth. | — |