Heart of Midlothian FC (Scottish Premiership): every transfer in and out, fees paid and earned, squad market value, €6m spent and €7.3m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-07-01 | Calvin Miller | Falkirk | Heart of Midl. | — |
| 2026-07-01 | Rogers Mato | Vardar | Heart of Midl. | Free |
| 2026-07-01 | Stuart Findlay | Oxford United | Heart of Midl. | Free |
| 2026-07-01 | Harry Stone | Heart of Midl. | Ayr United | Loan |
| 2026-07-01 | Kenneth Vargas | Heart of Midl. | Kalamata | Loan |
| 2026-07-01 | Lawrence Shankland | Heart of Midl. | Rangers | — |
| 2026-02-02 | James Wilson | Heart of Midl. | Tottenham U21 | Loan |
| 2026-01-29 | Rogers Mato | Vardar | Heart of Midl. | Loan |
| 2026-01-23 | Marc Leonard | Birmingham | Heart of Midl. | Loan |
| 2026-01-15 | Sander Kartum | Heart of Midl. | Wellington | Loan |
| 2026-01-10 | Zander Clark | Heart of Midl. | Doncaster | Loan |
| 2026-01-06 | Islam Chesnokov | Tobol Kostanay | Heart of Midl. | Free |
| 2026-01-02 | Harry Stone | Heart of Midl. | Airdrieonians | Loan |
| 2026-01-01 | Jordi Altena | RKC Waalwijk | Heart of Midl. | €1.2m |
| 2026-01-01 | Kenneth Vargas | Heart of Midl. | LD Alajuelense | Loan |
| 2025-12-31 | Kenneth Vargas | Herediano | Heart of Midl. | Free |
| 2025-09-01 | Musa Drammeh | Heart of Midl. | Torreense | — |
| 2025-08-31 | Alexander Schwolow | Union Berlin | Heart of Midl. | Free |
| 2025-08-29 | Ageu | Santa Clara | Heart of Midl. | €2m |
| 2025-08-08 | Yan Dhanda | Heart of Midl. | Dundee FC | Loan |