| W | May 30May 30, 2021 | FC BARCELONA vs EFES PILSEN ISTANBULEuroLeague | EuroLeague | 6 | 3 | 1 | 1 | 0 | 50.0% | 100.0% |
| W | May 28May 28, 2021 | CSKA MOSCOW vs EFES PILSEN ISTANBULEuroLeague | EuroLeague | 0 | 1 | 0 | 1 | 0 | 0.0% | 0.0% |
| W | May 4May 4, 2021 | EFES PILSEN ISTANBUL vs REAL MADRIDEuroLeague | EuroLeague | 3 | 2 | 0 | 2 | 0 | 33.3% | 50.0% |
| L | Apr 29Apr 29, 2021 | REAL MADRID vs EFES PILSEN ISTANBULEuroLeague | EuroLeague | 8 | 6 | 1 | 4 | 2 | 40.0% | 66.7% |
| L | Apr 27Apr 27, 2021 | REAL MADRID vs EFES PILSEN ISTANBULEuroLeague | EuroLeague | 9 | 7 | 1 | 0 | 1 | 75.0% | 50.0% |
| W | Apr 22Apr 22, 2021 | EFES PILSEN ISTANBUL vs REAL MADRIDEuroLeague | EuroLeague | 6 | 2 | 0 | 1 | 0 | 50.0% | 0.0% |
| W | Apr 20Apr 20, 2021 | EFES PILSEN ISTANBUL vs REAL MADRIDEuroLeague | EuroLeague | 11 | 6 | 1 | 0 | 0 | 83.3% | 50.0% |
| L | Apr 9Apr 9, 2021 | MILANO vs EFES PILSEN ISTANBULEuroLeague | EuroLeague | 2 | 1 | 0 | 0 | 1 | 50.0% | 0.0% |
| W | Apr 1Apr 1, 2021 | BASKONIA vs EFES PILSEN ISTANBULEuroLeague | EuroLeague | 2 | 2 | 0 | 0 | 0 | 100.0% | 0.0% |
| W | Mar 30Mar 30, 2021 | REAL MADRID vs EFES PILSEN ISTANBULEuroLeague | EuroLeague | 10 | 2 | 1 | 0 | 1 | 83.3% | 0.0% |
| W | Mar 25Mar 25, 2021 | EFES PILSEN ISTANBUL vs PANATHINAIKOSEuroLeague | EuroLeague | 15 | 4 | 1 | 0 | 0 | 71.4% | 83.3% |
| L | Mar 19Mar 19, 2021 | FC BAYERN MUNICH vs EFES PILSEN ISTANBULEuroLeague | EuroLeague | 6 | 2 | 1 | 1 | 0 | 60.0% | 0.0% |
| W | Mar 16Mar 16, 2021 | MACCABI TEL AVIV vs EFES PILSEN ISTANBULEuroLeague | EuroLeague | 5 | 6 | 0 | 0 | 1 | 33.3% | 50.0% |
| W | Mar 12Mar 12, 2021 | EFES PILSEN ISTANBUL vs ZALGIRIS KAUNASEuroLeague | EuroLeague | 0 | 5 | 3 | 1 | 0 | 0.0% | 0.0% |
| W | Mar 4Mar 4, 2021 | EFES PILSEN ISTANBUL vs CSKA MOSCOWEuroLeague | EuroLeague | 9 | 2 | 1 | 0 | 0 | 75.0% | 100.0% |
| W | Mar 2Mar 2, 2021 | EFES PILSEN ISTANBUL vs POWER ELECTRONICS VALENCIAEuroLeague | EuroLeague | 0 | 3 | 3 | 1 | 2 | 0.0% | 0.0% |
| W | Feb 26Feb 26, 2021 | FENERBAHCE ULKER vs EFES PILSEN ISTANBULEuroLeague | EuroLeague | 6 | 2 | 1 | 1 | 4 | 100.0% | 100.0% |
| W | Feb 18Feb 18, 2021 | EFES PILSEN ISTANBUL vs OLYMPIACOS PIRAEUS B.C.EuroLeague | EuroLeague | 15 | 7 | 3 | 3 | 1 | 87.5% | 100.0% |
| W | Feb 4Feb 4, 2021 | FC BARCELONA vs EFES PILSEN ISTANBULEuroLeague | EuroLeague | 1 | 4 | 1 | 0 | 0 | 0.0% | 50.0% |
| W | Jan 26Jan 26, 2021 | EFES PILSEN ISTANBUL vs CRVENA ZVEZDA TELEKOM BELGRADEEuroLeague | EuroLeague | 6 | 3 | 2 | 1 | 0 | 100.0% | 40.0% |
| L | Jan 21Jan 21, 2021 | ZENIT ST PETERSBURG vs EFES PILSEN ISTANBULEuroLeague | EuroLeague | 10 | 9 | 1 | 1 | 0 | 57.1% | 40.0% |
| W | Jan 14Jan 14, 2021 | EFES PILSEN ISTANBUL vs BC KHIMKIEuroLeague | EuroLeague | 12 | 2 | 1 | 1 | 1 | 66.7% | 60.0% |
| W | Jan 12Jan 12, 2021 | EFES PILSEN ISTANBUL vs ALBA BERLINEuroLeague | EuroLeague | 9 | 9 | 0 | 1 | 0 | 57.1% | 100.0% |
| W | Jan 8Jan 8, 2021 | ASVEL LYON vs EFES PILSEN ISTANBULEuroLeague | EuroLeague | 14 | 5 | 1 | 0 | 0 | 50.0% | 66.7% |
| L | Dec 29Dec 29, 2020 | EFES PILSEN ISTANBUL vs REAL MADRIDEuroLeague | EuroLeague | 9 | 7 | 0 | 0 | 1 | 42.9% | 75.0% |
| W | Dec 22Dec 22, 2020 | EFES PILSEN ISTANBUL vs FC BARCELONAEuroLeague | EuroLeague | 12 | 5 | 1 | 2 | 3 | 60.0% | 0.0% |
| L | Dec 17Dec 17, 2020 | EFES PILSEN ISTANBUL vs MILANOEuroLeague | EuroLeague | 11 | 8 | 3 | 1 | 0 | 33.3% | 77.8% |
| L | Dec 15Dec 15, 2020 | CSKA MOSCOW vs EFES PILSEN ISTANBULEuroLeague | EuroLeague | 13 | 7 | 0 | 2 | 1 | 46.2% | 100.0% |
| L | Dec 10Dec 10, 2020 | POWER ELECTRONICS VALENCIA vs EFES PILSEN ISTANBULEuroLeague | EuroLeague | 7 | 3 | 1 | 1 | 1 | 40.0% | 60.0% |
| W | Dec 8Dec 8, 2020 | EFES PILSEN ISTANBUL vs ASVEL LYONEuroLeague | EuroLeague | 13 | 3 | 1 | 1 | 2 | 75.0% | 50.0% |
| L | Dec 4Dec 4, 2020 | EFES PILSEN ISTANBUL vs BASKONIAEuroLeague | EuroLeague | 5 | 2 | 0 | 0 | 0 | 40.0% | 100.0% |
| W | Oct 30Oct 30, 2020 | OLYMPIACOS PIRAEUS B.C. vs EFES PILSEN ISTANBULEuroLeague | EuroLeague | 8 | 5 | 2 | 2 | 2 | 60.0% | 100.0% |
| L | Oct 15Oct 15, 2020 | ZALGIRIS KAUNAS vs EFES PILSEN ISTANBULEuroLeague | EuroLeague | 20 | 3 | 4 | 1 | 2 | 88.9% | 57.1% |
| W | Oct 13Oct 13, 2020 | ALBA BERLIN vs EFES PILSEN ISTANBULEuroLeague | EuroLeague | 13 | 2 | 0 | 1 | 3 | 75.0% | 50.0% |
| L | Oct 8Oct 8, 2020 | EFES PILSEN ISTANBUL vs FENERBAHCE ULKEREuroLeague | EuroLeague | 4 | 1 | 0 | 1 | 1 | 50.0% | 100.0% |
| L | Oct 1Oct 1, 2020 | EFES PILSEN ISTANBUL vs ZENIT ST PETERSBURGEuroLeague | EuroLeague | 4 | 1 | 1 | 0 | 1 | 40.0% | 0.0% |