| 2026-08-31 | M. Zerrouki | CS Constantine → CS Constantine | - |
| 2026-08-08 | M. Benzaid | CS Constantine → MB Rouisset | Free agent |
| 2026-08-07 | R. Torach | Vipers → CS Constantine | Transfer |
| 2026-08-07 | M. Anatouf | MC Alger → CS Constantine | Loan |
| 2026-08-01 | J. Radjabu | TP Mazembe → CS Constantine | Free agent |
| 2026-07-29 | O. Khelfaoui | CS Constantine → US Chaouia | Free agent |
| 2026-07-28 | D. Mouaki | CS Constantine → JS El Biar | Free agent |
| 2026-07-28 | Karim Chaban | Aubagne → CS Constantine | Free agent |
| 2026-07-27 | M. Beneddine | Chateauroux → CS Constantine | Free agent |
| 2026-07-26 | H. Chekal Affari | Khenchela → CS Constantine | Transfer |
| 2026-07-25 | M. Belgourai | MB Rouisset → CS Constantine | Free agent |
| 2026-07-19 | F. Tahar | CS Constantine → Olympique Akbou | Free agent |
| 2026-07-06 | M. Benzaid | Asswehly → CS Constantine | Free agent |
| 2026-07-06 | I. Bakir | Khenchela → CS Constantine | Free agent |
| 2026-07-06 | H. Djaouchi | Khenchela → CS Constantine | Free agent |
| 2026-06-30 | H. Baouche | CS Constantine → MC Oran | Free agent |
| 2026-06-30 | M. Merbah | CS Constantine → JS Kabylie | Free agent |
| 2026-06-30 | Y. Zeghad | MB Rouisset → CS Constantine | Transfer |
| 2026-06-30 | Mounder Ayoune | CS Constantine → CS Constantine | Raise |
| 2026-06-30 | Oussama Mellala | US Biskra → CS Constantine | Free agent |
| 2026-06-29 | Mélo Ndiaye | CS Constantine → Al Kahrabaa | Free agent |
| 2026-06-29 | Djaber Bouteldja | CS Constantine → Bouteldja Djaber | Free agent |
| 2026-06-29 | Haythem Benkaddour Mohammed | CS Constantine → Benkaddour Mohammed Haythem | Free agent |
| 2026-06-29 | Mounder Ayoune | CS Constantine → Ayoune Mounder | Free agent |
| 2026-06-29 | A. Laabeni | CS Constantine → Laabeni Adam | Free agent |
| 2026-06-29 | E. M. Makri | CS Constantine → Makri El Mahdi | Free agent |
| 2026-06-29 | L. Bouacida | CS Constantine → Bouacida Louai | Free agent |
| 2026-06-29 | Anis Ziem | CS Constantine → Ziem Anis | Free agent |
| 2026-06-29 | M. Moataz | CS Constantine → Moataz Mohamed | Free agent |
| 2026-06-29 | Rayene Dali | CS Constantine → Dali Rayene | Free agent |
| 2026-06-29 | K. Boudiaf | CS Constantine → Boudiaf Khenniche | Free agent |
| 2026-01-31 | A. Boudrama | CS Constantine → Al-Adalah | Transfer |
| 2026-01-31 | Y. Agbagno | Al-Ittihad → CS Constantine | Transfer |
| 2026-01-31 | A. Ait Abdessalem | Muaither SC → CS Constantine | Free agent |
| 2026-01-30 | D. Bizimana | Al Ahli Tripoli → CS Constantine | Free agent |
| 2026-01-24 | A. Lahmeri | JS Kabylie → CS Constantine | Transfer |
| 2026-01-19 | R. Bensayah | CS Constantine → Al Anwar | Transfer |
| 2026-01-04 | Salifou Tapsoba | CS Constantine → Stade Tunisien | Transfer |
| 2026-01-03 | Ben Sassi Mourtada | CS Constantine → MB Rouisset | - |
1Z. BouhalfayaGoalkeeper · 28
16Oussama MellalaGoalkeeper · 22
23A. NecirGoalkeeper · 34
–M. ZerroukiGoalkeeper · 19
6J. RadjabuDefender · 28
32Mounder AyouneDefender · 19
2M. BelgouraiDefender · 20
2A. BenadlaDefender · 20
21M. BeneddineDefender · 30
–I. BenmoussaDefender · 21
27A. ChikhiDefender · 30
25M. RebiaiDefender · 32
24R. TorachDefender · 22
15M. BerkaneMidfielder · 23
14D. BizimanaMidfielder · 29
7O. BouzekriMidfielder · 24
8H. Chekal AffariMidfielder · 22
26N. L'GhoulMidfielder · 28
12O. MeddahiMidfielder · 34
5Y. ZeghadMidfielder · 24
9Y. AgbagnoAttacker · 25
–M. AnatoufAttacker · 19
11I. BakirAttacker · 29
18Karim ChabanAttacker · 25
10B. DibAttacker · 32
19H. DjaouchiAttacker · 30
21H. GrineAttacker · 20
17A. LahmeriAttacker · 29