All countries
| 29. Round | Fenerbahce | Besiktas | 72:85 (28:49, 44:36) | details | 13.05.2026 | ||
| 30. Round | Besiktas | Galatasaray | 82:89 (35:45, 47:44) | details | 10.05.2026 | ||
| 28. Round | Besiktas | Petkim Spor | 81:69 (43:37, 38:32) | details | 05.05.2026 | ||
| Final - Second leg | JL Bourg | Besiktas | 73:71 (38:40, 35:31) | details | 28.04.2026 | ||
| Final - First leg | Besiktas | JL Bourg | 60:72 (26:35, 34:37) | details | 22.04.2026 | ||
| 27. Round | Tofas | Besiktas | 84:98 (39:51, 45:47) | details | 17.04.2026 | ||
| 26. Round | Besiktas | Bahcesehir Kol. | 87:80 (47:40, 40:40) | details | 11.04.2026 | ||
| 25. Round | Besiktas | Karsiyaka | 92:86 (51:46, 41:40) | details | 06.04.2026 | ||
| Semi-finals - Second leg | Bahcesehir Kol. | Besiktas | 72:82 (36:37, 36:45) | details | 03.04.2026 | ||
| Semi-finals - First leg | Besiktas | Bahcesehir Kol. | 91:72 (37:39, 54:33) | details | 31.03.2026 | ||
| 24. Round | Manisa | Besiktas | 70:102 (27:51, 43:51) | details | 27.03.2026 | ||
| 23. Round | Besiktas | Trabzonspor | 86:80 (36:47, 50:33) | details | 22.03.2026 | ||
| Quarter-finals | Besiktas | Trento | 77:76 (40:32, 37:44) | details | 18.03.2026 | ||
| 22. Round | Anadolu Efes | Besiktas | 89:80 (37:45, 52:35) | details | 15.03.2026 | ||
| 21. Round | Besiktas | Merkezefendi | 99:74 (46:38, 53:36) | details | 06.03.2026 | ||
| Final | Fenerbahce | Besiktas | 91:74 (46:42, 45:32) | details | 22.02.2026 | ||
| Semi-finals | Besiktas | Anadolu Efes | 91:82 (53:39, 38:43) | details | 20.02.2026 | ||
| Quarter-finals | Tofas | Besiktas | 91:100 (53:48, 38:52) | details | 18.02.2026 | ||
| 20. Round | Bursaspor | Besiktas | 61:88 (26:43, 35:45) | details | 14.02.2026 | ||
| Group B - 18. Round | Panionios | Besiktas | 74:114 (37:59, 37:55) | details | 10.02.2026 | ||
| 19. Round | Besiktas | Esenler Erokspor | 88:68 (43:34, 45:34) | details | 07.02.2026 | ||
| Group B - 17. Round | Besiktas | Turk Telekom | 91:81 (43:38, 48:43) | details | 04.02.2026 | ||
| 18. Round | Buyukcekmece | Besiktas | 62:79 (29:30, 33:49) | details | 30.01.2026 | ||
| Group B - 16. Round | Trento | Besiktas | 87:74 (42:33, 45:41) | details | 27.01.2026 | ||
| 17. Round | Besiktas | Mersin SK | 84:59 (41:28, 43:31) | details | 24.01.2026 | ||
| Group B - 15. Round | Besiktas | Buducnost | 96:74 (49:37, 47:37) | details | 21.01.2026 | ||
| 16. Round | Turk Telekom | Besiktas | 87:84 (57:46, 30:38) | details | 18.01.2026 | ||
| Group B - 14. Round | JL Bourg | Besiktas | 99:103 (50:52, 49:51) | details | 14.01.2026 | ||
| 15. Round | Galatasaray | Besiktas | 89:73 (47:44, 42:29) | details | 10.01.2026 | ||
| Group B - 13. Round | Besiktas | Ulm | 97:76 (47:38, 50:38) | details | 06.01.2026 | ||
| 14. Round | Besiktas | Fenerbahce | 87:101 (47:48, 40:53) | details | 04.01.2026 | ||
| 13. Round | Petkim Spor | Besiktas | 72:75 (41:37, 31:38) | details | 28.12.2025 | ||
| Group B - 12. Round | Chemnitz | Besiktas | 97:95 (53:44, 44:51) | details | 23.12.2025 | ||
| 12. Round | Besiktas | Tofas | 73:72 (33:35, 40:37) | details | 20.12.2025 | ||
| Group B - 11. Round | London Lions | Besiktas | 98:96 AET (43:48, 41:36, 14:12) | details | 17.12.2025 | ||
| 11. Round | Bahcesehir Kol. | Besiktas | 88:95 (36:46, 52:49) | details | 13.12.2025 | ||
| Group B - 10. Round | Besiktas | Lietkabelis | 94:85 AET (47:38, 33:42, 14:5) | details | 09.12.2025 | ||
| 10. Round | Karsiyaka | Besiktas | 73:86 (34:44, 39:42) | details | 07.12.2025 | ||
| Group B - 9. Round | Besiktas | Panionios | 101:83 (55:46, 46:37) | details | 05.12.2025 | ||
| 9. Round | Besiktas | Manisa | 79:65 (32:44, 47:21) | details | 22.11.2025 | ||
| Group B - 8. Round | Turk Telekom | Besiktas | 84:93 (39:50, 45:43) | details | 19.11.2025 | ||
| 8. Round | Trabzonspor | Besiktas | 84:98 (36:50, 48:48) | details | 16.11.2025 | ||
| Group B - 7. Round | Besiktas | Trento | 97:83 (45:50, 52:33) | details | 12.11.2025 | ||
| 7. Round | Besiktas | Anadolu Efes | 78:69 (31:35, 47:34) | details | 09.11.2025 | ||
| Group B - 6. Round | Buducnost | Besiktas | 82:79 (47:45, 35:34) | details | 04.11.2025 | ||
| 6. Round | Merkezefendi | Besiktas | 77:95 (36:44, 41:51) | details | 01.11.2025 | ||
| Group B - 5. Round | Besiktas | JL Bourg | 90:60 (55:27, 35:33) | details | 29.10.2025 | ||
| 5. Round | Besiktas | Bursaspor | 88:70 (44:34, 44:36) | details | 25.10.2025 | ||
| Group B - 4. Round | Ulm | Besiktas | 99:101 (54:54, 45:47) | details | 21.10.2025 | ||
| 4. Round | Esenler Erokspor | Besiktas | 80:84 (36:40, 44:44) | details | 18.10.2025 | ||