| 2026-09-06 | E. Chilufya | FC Midtjylland → Hapoel Katamon | Loan |
| 2026-08-31 | D. Domgjoni | Hapoel Katamon → Kapaz | Free agent |
| 2026-08-16 | M. Hozez | Hapoel Katamon → Hapoel Ramat Gan | Free agent |
| 2026-08-12 | S. Zuberu | Slovan Bratislava → Hapoel Katamon | Free agent |
| 2026-08-03 | O. Abuhav | Bnei Sakhnin → Hapoel Katamon | Free agent |
| 2026-07-30 | Okon Raymond | Hapoel Katamon → Hapoel Katamon | - |
| 2026-07-27 | I. Kingsley | Hapoel Katamon → Hapoel Afula | Free agent |
| 2026-07-25 | I. Zada | Hapoel Katamon → Maccabi Kabilio Jaffa | Loan |
| 2026-07-24 | B. Shoshan | Hapoel Katamon → Dimona | Transfer |
| 2026-07-23 | C. Tiéhi | Diosgyori VTK → Hapoel Katamon | Free agent |
| 2026-07-15 | John Otomewo | Hapoel Katamon → Reims | Transfer |
| 2026-07-08 | R. Sotiriou | Hapoel Katamon → Chesterfield | Free agent |
| 2026-07-01 | Guy Bar | Hapoel Katamon → Hapoel Katamon | - |
| 2026-06-30 | G. Badash | Hapoel Katamon → Hapoel Petah Tikva | Transfer |
| 2026-06-30 | M. Alchevski | Hapoel Katamon → Tikveš | Free agent |
| 2026-06-30 | H. Shalom | Hapoel Katamon → Hapoel Petah Tikva | Free agent |
| 2026-06-30 | I. Ransom | Hapoel Katamon → Hapoel Kfar Shalem | Free agent |
| 2026-06-30 | L. O. Mizrahi | Maccabi Netanya → Hapoel Katamon | Transfer |
| 2026-06-30 | I. Cohen | Hapoel Petah Tikva → Hapoel Katamon | Free agent |
| 2026-06-30 | Abdulsalam Sani | Hapoel Katamon → Hapoel Katamon | - |
| 2026-06-30 | H. S. Melman | Ironi Modi'in → Hapoel Katamon | Transfer |
| 2026-06-30 | L. S. Jatta | Brikama United → Hapoel Katamon | Free agent |
| 2026-06-30 | V. Damaşcan | Maccabi Bnei Raina → Hapoel Katamon | Transfer |
| 2026-06-30 | A. Ashta | Hapoel Katamon → Dinamo Batumi | Free agent |
| 2026-06-29 | M. Alchevski | OFK Beograd → Hapoel Katamon | Return from loan |
| 2026-06-29 | I. Eliyahu | Hapoel Katamon → Eliyahu Inon | Free agent |
| 2026-06-29 | I. Zada | Maccabi Kabilio Jaffa → Hapoel Katamon | Return from loan |
| 2026-06-29 | I. Kingsley | Maccabi Kabilio Jaffa → Hapoel Katamon | Return from loan |
| 2026-06-29 | T. Haimovich | Hapoel Katamon → Bnei Yehuda | Return from loan |
| 2026-06-29 | D. Domgjoni | Hapoel Katamon → Domgjoni David | Free agent |
| 2026-06-29 | D. Domgjoni | Hapoel Katamon → Kapaz | Free agent |
| 2026-06-29 | I. Ransom | Hapoel Katamon → Ransom Ibeh | Free agent |
| 2026-06-29 | R. Sotiriou | Hapoel Katamon → Sotiriou Ruel | Free agent |
| 2026-06-29 | R. Sotiriou | Hapoel Katamon → Chesterfield | Free agent |
| 2026-06-29 | R. Yehezkel | Nordia Jerusalem → Hapoel Katamon | Return from loan |
| 2026-06-29 | M. Rakonjac | Hapoel Katamon → OFI | Return from loan |
| 2026-03-15 | E. Yao | Hapoel Katamon → Virtus Verona | Free agent |
| 2026-02-09 | Orel Baaia | Hapoel Katamon → Maccabi Tel Aviv | Return from loan |
| 2026-01-26 | I. Oli | Hapoel Katamon → Maccabi Tel Aviv | Return from loan |
| 2026-01-24 | I. Oli | Hapoel Katamon → Maccabi Tel Aviv | Return from loan |
| 2026-01-21 | I. Zada | Hapoel Katamon → Maccabi Kabilio Jaffa | Loan |
| 2026-01-20 | I. Zada | Hapoel Kfar Saba → Hapoel Katamon | Return from loan |
| 2026-01-20 | R. Sotiriou | Bristol Rovers → Hapoel Katamon | Transfer |
| 2026-01-17 | C. Don | Hapoel Katamon → Maccabi Haifa | Transfer |
| 2026-01-15 | Jardel | Hapoel Katamon → Yongin City | Free agent |
| 2026-01-14 | M. Rakonjac | OFI → Hapoel Katamon | Loan |
| 2026-01-11 | M. Diab | Hapoel Katamon → Hapoel Katamon | - |