| Jun 26, 2026 | Stankovic | 0–1 | Istratova | Round 11: Stankovic, Sonja - Istratova, Nika | Four Knights Game: Gunsberg Variation | |
| Jun 25, 2026 | Istratova | 0–1 | Selvam | Round 10: Istratova, Nika - Selvam, Rikitha | King's Indian Defense: Normal Variation, Standard Development | |
| Jun 24, 2026 | Keddah | 1–0 | Istratova | Round 9: Keddah, Aya - Istratova, Nika | Italian Game: Classical Variation, Greco Gambit, Modern Line | |
| Jun 23, 2026 | Huang | 0–1 | Istratova | Round 8: Huang, Lucia - Istratova, Nika | Sicilian Defense: Wing Gambit, Deferred Variation | |
| Jun 22, 2026 | Istratova | 0–1 | Harutyunyan | Round 7: Istratova, Nika - Harutyunyan, Gabriela | Tarrasch Defense: Classical Variation | |
| Jun 20, 2026 | Ng | 0–1 | Istratova | Round 6: Ng, Hsuan Jen Danielle Wudijono - Istratova, Nika | Italian Game: Giuoco Piano, Greco's Attack | |
| Jun 19, 2026 | Istratova | 0–1 | Akuratiya | Round 5: Istratova, Nika - Akuratiya, A G Hansadie Aradhya | King's Indian Defense: Normal Variation, Standard Development | |
| Jun 18, 2026 | Vesterbaek | ½–½ | Istratova | Round 4: Vesterbaek, Mathilde Rath - Istratova, Nika | Ruy Lopez: Morphy Defense | |
| Jun 17, 2026 | Istratova | 0–1 | Zhenis | Round 3: Istratova, Nika - Zhenis, Adiya | Queen's Gambit Declined: Exchange Variation, Reshevsky Variation | |
| Jun 16, 2026 | Komiljonova | 1–0 | Istratova | Round 2: Komiljonova, Lazizabonu - Istratova, Nika | Queen's Gambit Declined: Charousek Variation | |
| Jun 15, 2026 | Istratova | 1–0 | Donets | Round 1: Istratova, Nika - Donets, Alina | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Apr 15, 2026 | Svitenko | 1–0 | Istratova | Round 1: Svitenko, Solomiia - Istratova, Nika | Nimzo-Larsen Attack: Classical Variation | |
| Jan 3, 2026 | Leht | 1–0 | Istratova | Round 4: Leht, Karl Samuel - Istratova, Nika | Italian Game: Classical Variation, Greco Gambit, Anderssen Variation | |
| Jan 2, 2026 | Istratova | 0–1 | Kristofer Kais | Round 2: Istratova, Nika - Kristofer Kais | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Dec 20, 2025 | Gulishyan | 1–0 | Istratova | Round 9: Gulishyan, Eseniya - Istratova, Nika | Queen's Pawn Game | |
| Dec 20, 2025 | Istratova | 0–1 | Selcuk | Round 8: Istratova, Nika - Selcuk, Zeynep Bilge | Queen's Pawn Game: Accelerated London System | |
| Dec 20, 2025 | Mariya Shabanova | 1–0 | Istratova | Round 7: Mariya Shabanova - Istratova, Nika | Scotch Game: Schmidt Variation | |
| Dec 20, 2025 | Chen | 0–1 | Istratova | Round 6: Chen, Nanxi - Istratova, Nika | Ruy Lopez: Morphy Defense | |
| Dec 19, 2025 | Istratova | 0–1 | Amanzhol | Round 5: Istratova, Nika - Amanzhol, Khanzada | Indian Defense | |
| Dec 19, 2025 | Sahin | 1–0 | Istratova | Round 4: Sahin, Maya - Istratova, Nika | Queen's Pawn Game: Colle System | |
| Dec 19, 2025 | Istratova | 0–1 | Bassari | Round 3: Istratova, Nika - Bassari, Senem Gul | Indian Defense | |
| Dec 19, 2025 | Abusheva | 0–1 | Istratova | Round 2: Abusheva, Daniz - Istratova, Nika | Four Knights Game: Italian Variation | |
| Dec 19, 2025 | Istratova | 0–1 | Omirserik | Round 1: Istratova, Nika - Omirserik, Alima | Indian Defense | |
| Dec 18, 2025 | Istratova | ½–½ | Gulishyan | Round 9: Istratova, Nika - Gulishyan, Eseniya | Queen's Pawn Game: Accelerated London System | |
| Dec 18, 2025 | Istratova | ½–½ | Sahin | Round 8: Istratova, Nika - Sahin, Maya | Indian Defense | |
| Dec 18, 2025 | Selcuk | 1–0 | Istratova | Round 7: Selcuk, Zeynep Bilge - Istratova, Nika | Bishop's Opening: Vienna Hybrid, Spielmann Attack | |
| Dec 17, 2025 | Karimova | ½–½ | Istratova | Round 6: Karimova, Mohinaxon - Istratova, Nika | Queen's Gambit Declined: Tartakower Defense, Exchange Variation | |
| Dec 17, 2025 | Istratova | 1–0 | Abusheva | Round 5: Istratova, Nika - Abusheva, Daniz | Indian Defense | |
| Dec 17, 2025 | Istratova | 0–1 | Zavivaeva | Round 4: Istratova, Nika - Zavivaeva, Angelina | Semi-Slav Defense: Normal Variation | |
| Dec 16, 2025 | Istratova | 0–1 | Mariya Shabanova | Round 2: Istratova, Nika - Mariya Shabanova | Queen's Pawn Game: Accelerated London System | |
| Dec 16, 2025 | Chen | ½–½ | Istratova | Round 3: Chen, Nanxi - Istratova, Nika | Ruy Lopez: Morphy Defense | |
| Dec 16, 2025 | Amanzhol | 1–0 | Istratova | Round 1: Amanzhol, Khanzada - Istratova, Nika | Catalan Opening: Open Defense, Classical Line | |
| Sep 26, 2025 | Mukhambet | 1–0 | Istratova | Round 7: Mukhambet, Aylin - Istratova, Nika | Catalan Opening: Closed | |
| Sep 21, 2025 | Mamesh | 1–0 | Istratova | Round 3: Mamesh, Adiya - Istratova, Nika | Scotch Game: Benima Defense | |
| Sep 19, 2025 | Zavivaeva | 1–0 | Istratova | Round 1: Zavivaeva, Kristina - Istratova, Nika | Italian Game: Classical Variation, Giuoco Pianissimo, with a6 | |
| Jun 1, 2025 | Istratova | * | Hovstad | Norway Chess Open 2025 | ? | |
| May 31, 2025 | Mesar | 1–0 | Istratova | Norway Chess Open 2025 | Vienna Game: Mieses Variation | |
| May 30, 2025 | Istratova | ½–½ | Pruetting | Norway Chess Open 2025 | Queen's Pawn Game: Accelerated London System | |
| May 30, 2025 | Matysiak | * | Istratova | Norway Chess Open 2025 | ? | |
| May 29, 2025 | Istratova | * | Haubrick | Norway Chess Open 2025 | ? | |
| May 29, 2025 | Lindesteg | 0–1 | Istratova | Norway Chess Open 2025 | ? | |
| May 28, 2025 | Istratova | * | Apostolakii | Norway Chess Open 2025 | ? | |
| May 27, 2025 | Dudek | ½–½ | Istratova | Norway Chess Open 2025 | ? | |
| May 27, 2025 | Istratova | ½–½ | Hoyland | Norway Chess Open 2025 | ? | |
| Apr 13, 2025 | Zavivaeva | 1–0 | Istratova | Round 1: Zavivaeva, Kristina - Istratova, Nika | Italian Game: Classical Variation, Giuoco Pianissimo, with h6 | |
| Aug 20, 2024 | Istratova | 0–1 | Savchenko | EYCC 2024 Blitz D12 | Sicilian Defense: Classical Variation | |
| Aug 20, 2024 | Istratova | * | Laurincova | EYCC 2024 Blitz D12 | Sicilian Defense: Accelerated Dragon, Modern Variation | |
| Aug 20, 2024 | Istratova | 0–1 | Moscovitch | EYCC 2024 Blitz D12 | Four Knights Game: Spanish Variation, Double Spanish | |
| Aug 20, 2024 | Istratova | 0–1 | Galmidi | EYCC 2024 Blitz D12 | Sicilian Defense: Four Knights Variation, Exchange Variation | |
| Aug 20, 2024 | Savchenko | 1–0 | Istratova | EYCC 2024 Blitz D12 | King's Indian Attack | |
| Aug 20, 2024 | Laurincova | ½–½ | Istratova | EYCC 2024 Blitz D12 | Italian Game: Classical Variation, Giuoco Pianissimo, with h6 | |
| Aug 20, 2024 | Moscovitch | 0–1 | Istratova | EYCC 2024 Blitz D12 | Four Knights Game: Spanish Variation | |
| Aug 20, 2024 | Galmidi | 1–0 | Istratova | EYCC 2024 Blitz D12 | Ruy Lopez: Steinitz Defense | |
| Aug 19, 2024 | Istratova | 0–1 | Telyuk | EYCC 2024 Blitz D12 | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| Aug 19, 2024 | Istratova | 0–1 | Harutyunyan | EYCC 2024 Blitz D12 | Caro-Kann Defense | |
| Aug 19, 2024 | Telyuk | 1–0 | Istratova | EYCC 2024 Blitz D12 | Scotch Game: Göring Gambit, Main Line | |
| Aug 19, 2024 | Harutyunyan | 1–0 | Istratova | EYCC 2024 Blitz D12 | Italian Game: Evans Gambit, McDonnell Defense | |
| Aug 18, 2024 | Istratova | 0–1 | Vujicic | EYCC 2024 Rapid D12 | Four Knights Game: Spanish Variation | |
| Aug 18, 2024 | Pribylla | ½–½ | Istratova | EYCC 2024 Rapid D12 | Italian Game: Giuoco Pianissimo, Canal Variation | |
| Aug 17, 2024 | Istratova | 0–1 | Lickova | EYCC 2024 Rapid D12 | Petrov's Defense: Three Knights Game | |
| Aug 17, 2024 | Istratova | 0–1 | Wisniewska | EYCC 2024 Rapid D12 | Sicilian Defense: Kan Variation, Knight Variation | |
| Jun 24, 2024 | Hatuk | 1–0 | Istratova | Round 4: Hatuk, Neris - Istratova, Nika | Ruy Lopez: Steinitz Defense | |
| Jun 23, 2024 | Sunea | 1–0 | Istratova | Round 3: Sunea, Sara Maria - Istratova, Nika | Bishop's Opening: Vienna Hybrid, Spielmann Attack | |
| Apr 28, 2024 | Uljaseva | * | Istratova | Round 11: Uljaseva, Arina - Istratova, Nika | ? | |
| Apr 28, 2024 | Istratova | * | Janaszak | Round 10: Istratova, Nika - Janaszak, Amelia | ? | |
| Apr 28, 2024 | Petrusic | * | Istratova | Round 9: Petrusic, Dusica - Istratova, Nika | ? | |
| Apr 28, 2024 | Istratova | * | Bode | Round 8: Istratova, Nika - Bode, Debora | ? | |
| Apr 28, 2024 | Istratova | * | Stupka | Round 7: Istratova, Nika - Stupka, Yaroslava | ? | |
| Apr 28, 2024 | Melo | * | Istratova | Round 6: Melo, Luisa Campos - Istratova, Nika | ? | |
| Apr 28, 2024 | Cinga | * | Istratova | Round 5: Cinga, Perla - Istratova, Nika | ? | |
| Apr 28, 2024 | Istratova | * | Laurincova | Round 4: Istratova, Nika - Laurincova, Timea | ? | |
| Apr 28, 2024 | Huang | * | Istratova | Round 3: Huang, Lucia - Istratova, Nika | ? | |
| Apr 28, 2024 | Zavivaeva | * | Istratova | Round 2: Zavivaeva, Angelina - Istratova, Nika | ? | |
| Apr 28, 2024 | Istratova | 0–1 | Paragua | Round 1: Istratova, Nika - Paragua, Megan Althea | Sicilian Defense: Najdorf Variation, Opocensky Variation | |
| Apr 27, 2024 | Istratova | * | Cinga | Round 11: Istratova, Nika - Cinga, Perla | ? | |
| Apr 27, 2024 | Toomast | * | Istratova | Round 10: Toomast, Nora - Istratova, Nika | ? | |
| Apr 27, 2024 | Istratova | * | Abylaykyzy | Round 9: Istratova, Nika - Abylaykyzy, Bibisara | ? | |
| Apr 27, 2024 | Omirserik | * | Istratova | Round 8: Omirserik, Alima - Istratova, Nika | ? | |
| Apr 27, 2024 | Istratova | * | Veleva | Round 7: Istratova, Nika - Veleva, Ilijana | ? | |
| Apr 27, 2024 | Hoxha | * | Istratova | Round 6: Hoxha, Fiona - Istratova, Nika | ? | |
| Apr 26, 2024 | Reren | * | Istratova | Round 5: Reren, Alexis Miriam - Istratova, Nika | ? | |
| Apr 26, 2024 | Istratova | * | Popczynska | Round 4: Istratova, Nika - Popczynska, Michalina | ? | |
| Apr 26, 2024 | Istratova | * | Chemaou lilya | Round 3: Istratova, Nika - Chemaou lilya | ? | |
| Apr 26, 2024 | Milovic | * | Istratova | Round 2: Milovic, Sofija - Istratova, Nika | ? | |
| Apr 26, 2024 | Istratova | * | Zavivaeva | Round 1: Istratova, Nika - Zavivaeva, Kristina | ? | |
| Nov 26, 2024 | Budhram | ½–½ | Istratova | Round 11: Budhram, Kaylee - Istratova, Nika | Catalan Opening: Closed | |
| Nov 25, 2024 | Istratova | 1–0 | Canossa | Round 10: Istratova, Nika - Canossa, Elena | Petrov's Defense: Nimzowitsch Attack | |
| Nov 24, 2024 | Yang | ½–½ | Istratova | Round 9: Yang, Hayeon - Istratova, Nika | Queen's Pawn Game: Accelerated London System | |
| Nov 23, 2024 | Istratova | 0–1 | Wang | Round 8: Istratova, Nika - Wang, Tianmu | Four Knights Game: Spanish Variation, Rubinstein Variation Accepted | |
| Nov 22, 2024 | Istratova | 0–1 | Bogomolnikova | Round 7: Istratova, Nika - Bogomolnikova, Zlata | Sicilian Defense: O'Kelly Variation, Normal System | |
| Nov 20, 2024 | Dzafic | 0–1 | Istratova | Round 6: Dzafic, Merjem - Istratova, Nika | Scotch Game: Classical Variation | |
| Nov 19, 2024 | Tsinjoviniavo | 1–0 | Istratova | Round 5: Tsinjoviniavo, Aina Mahasambatra - Istratova, Nika | Scotch Game: Potter Variation | |
| Nov 18, 2024 | Istratova | ½–½ | Radenkovic | Round 4: Istratova, Nika - Radenkovic, Lena | Four Knights Game: Spanish Variation | |
| Nov 17, 2024 | Lukin | ½–½ | Istratova | Round 3: Lukin, Yesenia - Istratova, Nika | Queen's Pawn Game: Accelerated London System | |
| Nov 16, 2024 | Istratova | 0–1 | Tong Thai Hoang An | Round 2: Istratova, Nika - Tong Thai Hoang An | Sicilian Defense: Najdorf Variation, Opocensky Variation | |
| Nov 15, 2024 | Ribreau | ½–½ | Istratova | Round 1: Ribreau, Anna - Istratova, Nika | Tarrasch Defense: Classical Variation, Advance Variation | |
| — | Istratova | 0–1 | Franklin | WSTC | Caro-Kann Defense: Classical Variation | |
| — | Istratova | 0–1 | Danzanjunai | WSTC | Caro-Kann Defense | |
| — | Istratova | 1–0 | Maysie | WSTC | Three Knights Opening | |
| — | Istratova | * | Tang | FIDE WORLD SCHOOLS TEAM CHAMPIONSHIP 2025 | ? | |