Stevenage: every transfer in and out, fees paid and earned, squad market value and €2.7m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-08-05 | Daniel Barden | Norwich City | Stevenage | Free |
| 2026-08-04 | Tyreece Simpson | Stevenage | Port Vale | Free |
| 2026-07-25 | T. Vancooten | Burton Albion | Stevenage | Free |
| 2026-07-01 | Terry Taylor | Charlton | Stevenage | Free |
| 2026-07-01 | Josh Magennis | Exeter City | Stevenage | Free |
| 2026-07-01 | Charlie Goode | Stevenage | Milton Keynes Dons | Free |
| 2026-07-01 | Harvey White | Stevenage | Plymouth | Free |
| 2026-07-01 | T. Ashby-Hammond | Stevenage | Barnet | Free |
| 2026-07-01 | D. Sweeney | Stevenage | AFC Wimbledon | Free |
| 2026-01-31 | Joe Knight | Brighton U21 | Stevenage | — |
| 2026-01-17 | Harry Cornick | Bristol City | Stevenage | Loan |
| 2026-01-16 | Jake Young | Stevenage | St. Mirren | — |
| 2025-09-01 | Lewis Orford | West Ham U21 | Stevenage | Loan |
| 2025-09-01 | Kyle Edwards | Stevenage | Northampton Town | Free |
| 2025-08-26 | J. Forster-Caskey | Stevenage | Woking | Free |
| 2025-08-14 | Gassan Ahadme | Charlton | Stevenage | Loan |
| 2025-08-11 | Jovan Malcolm | Gateshead | Stevenage | Free |
| 2025-08-04 | David Daniel George Hicks | Stevenage | Reading U21 | Free |
| 2025-07-29 | Filip Marschall | Aston Villa | Stevenage | Free |
| 2025-07-29 | Louis Appéré | Stevenage | Cambridge United | Free |