| Jan 21, 2026 | Ethan Player 8 | 0–1 | Zeltsan | Round 2: Ethan Player 8 - Zeltsan, Joseph | English Opening: Great Snake Variation | |
| Jan 20, 2026 | Zeltsan | 1–0 | Wang | Round 1: Zeltsan, Joseph - Wang, Daniel A | Queen's Gambit Declined: Barmen Variation | |
| Jan 20, 2026 | Das | 1–0 | Zeltsan | Round 4: Das, Aditeya - Zeltsan, Joseph | Sicilian Defense: Four Knights Variation, Exchange Variation | |
| Jan 20, 2026 | Zeltsan | ½–½ | Paragua | Round 3: Zeltsan, Joseph - Paragua, Mark | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Dec 24, 2025 | Ayyappan | 1–0 | Zeltsan | Round 1: Ayyappan, Santhosh - Zeltsan, Joseph | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Dec 24, 2025 | Zeltsan | 0–1 | Li | Round 4: Zeltsan, Joseph - Li, Aiden Linyuan | Semi-Slav Defense | |
| Dec 24, 2025 | DeDona | ½–½ | Zeltsan | Round 3: DeDona, Mark - Zeltsan, Joseph | Bishop's Opening: Vienna Hybrid | |
| Jul 13, 2025 | Zeltsan | 1–0 | Putnam | Round 9: Zeltsan, Joseph - Putnam, Liam | Ruy Lopez: Open, Bernstein Variation | |
| Jul 12, 2025 | Narayanan | 1–0 | Zeltsan | Round 7: Narayanan, Samrug - Zeltsan, Joseph | Sicilian Defense: Najdorf Variation | |
| Jul 11, 2025 | Zeltsan | ½–½ | Cordova | Round 6: Zeltsan, Joseph - Cordova, Emilio | Sicilian Defense: Old Sicilian | |
| Jul 10, 2025 | Kevlishvili | ½–½ | Zeltsan | Round 5: Kevlishvili, Robby - Zeltsan, Joseph | Sicilian Defense: Najdorf Variation, Zagreb Variation | |
| Jul 10, 2025 | Zeltsan | ½–½ | Matviishen | Round 4: Zeltsan, Joseph - Matviishen, Viktor | Ruy Lopez: Morphy Defense | |
| Jul 10, 2025 | Torres Rosas | 0–1 | Zeltsan | Round 1: Torres Rosas, Luis Carlos - Zeltsan, Joseph | English Opening: Great Snake Variation | |
| Jul 9, 2025 | Griffith | 1–0 | Zeltsan | Round 3: Griffith, Kyron - Zeltsan, Joseph | Sicilian Defense: Dragon Variation | |
| Jul 9, 2025 | Zeltsan | ½–½ | Tian | Round 2: Zeltsan, Joseph - Tian, Eddy | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Jul 7, 2025 | Posthuma | 1–0 | Zeltsan | Round 8: Posthuma, Joshua - Zeltsan, Joseph | Rapport-Jobava System | |
| May 20, 2025 | Kyle Dong | 1–0 | Zeltsan | Round 1: Kyle Dong - Zeltsan, Joseph | English Opening: Great Snake Variation | |
| Jan 22, 2025 | Jacobson | 1–0 | Zeltsan | Round 4: Jacobson, Aaron - Zeltsan, Joseph | Pterodactyl Defense: Central, Bogolubovia | |
| Jan 22, 2025 | Zeltsan | 1–0 | Shangin | Round 3: Zeltsan, Joseph - Shangin, Lev | Sicilian Defense: Najdorf Variation | |
| Jan 22, 2025 | Weisz | 1–0 | Zeltsan | Round 2: Weisz, Bryan - Zeltsan, Joseph | Pirc Defense | |
| Jan 21, 2025 | Zeltsan | 1–0 | Dong | Round 1: Zeltsan, Joseph - Dong, Kyle Qiyu | Sicilian Defense: Old Sicilian | |
| Dec 18, 2024 | Lu | ½–½ | Zeltsan | Round 4: Lu, Maximillian - Zeltsan, Joseph | Zukertort Opening | |
| Dec 18, 2024 | Zeltsan | ½–½ | Lenderman | Round 3: Zeltsan, Joseph - Lenderman, Aleksandr | Queen's Gambit Declined: Austrian Defense, Haberditz Variation | |
| Dec 18, 2024 | Tanenbaum | 0–1 | Zeltsan | Round 2: Tanenbaum, Zachary - Zeltsan, Joseph | Nimzowitsch Defense: Williams Variation | |
| Dec 17, 2024 | Zeltsan | 1–0 | Mullodzhanov | Round 1: Zeltsan, Joseph - Mullodzhanov, Nathaniel | King's Indian Defense | |
| Aug 10, 2024 | Zeltsan | 0–1 | Tanenbaum | 11th Annual Washington International - Championship | Queen's Pawn Game: Zukertort Variation | |
| Aug 10, 2024 | Morefield | 0–1 | Zeltsan | 11th Annual Washington International - Championship | English Opening: Great Snake Variation | |
| Aug 10, 2024 | Kiewra | 0–1 | Zeltsan | 11th Annual Washington International - Championship | Zukertort Opening | |
| Aug 10, 2024 | Heimann | 1–0 | Zeltsan | 11th Annual Washington International - Championship | Sicilian Defense: French Variation, Normal | |
| Jul 24, 2024 | Meduri | 0–1 | Zeltsan | Round 2: Meduri, Aakaash - Zeltsan, Joseph | Trompowsky Attack | |
| Jul 23, 2024 | Putnam | 0–1 | Zeltsan | Round 4: Putnam, Liam - Zeltsan, Joseph | Zukertort Opening | |
| Jul 23, 2024 | Zeltsan | 1–0 | Rohde | Round 3: Zeltsan, Joseph - Rohde, Michael | French Defense: King's Indian Attack | |
| Jul 21, 2024 | Sheehan | 1–0 | Zeltsan | Round 9: Sheehan, Ethan - Zeltsan, Joseph | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Jul 21, 2024 | Zeltsan | 0–1 | Paragua | Round 8: Zeltsan, Joseph - Paragua, Mark | Sicilian Defense: French Variation | |
| Jul 20, 2024 | Sochacki | ½–½ | Zeltsan | Round 7: Sochacki, Christophe - Zeltsan, Joseph | Sicilian Defense: Scheveningen Variation, Modern Variation | |
| Jul 20, 2024 | Zeltsan | ½–½ | Chasin | Round 6: Zeltsan, Joseph - Chasin, Nico | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| Jul 19, 2024 | Raja Harshit | ½–½ | Zeltsan | Round 5: Raja Harshit - Zeltsan, Joseph | Sicilian Defense: Najdorf Variation, English Attack | |
| Jul 19, 2024 | Zeltsan | ½–½ | Nagy | Round 4: Zeltsan, Joseph - Nagy, Gabor | Ruy Lopez: Morphy Defense, Arkhangelsk Variation | |
| Jul 18, 2024 | Meduri | 0–1 | Zeltsan | Round 3: Meduri, Aakaash - Zeltsan, Joseph | English Opening: Agincourt Defense, Catalan Defense Accepted | |
| Jul 16, 2024 | Zeltsan | ½–½ | Tang | Round 2: Zeltsan, Joseph - Tang, Andrew | Ruy Lopez: Closed, Martinez Variation | |
| Jul 7, 2024 | Zeltsan | 1–0 | Zhou | Round 9: Zeltsan, Joseph - Zhou, Jianchao | Sicilian Defense: Najdorf Variation | |
| Mar 3, 2024 | Zhu | 0–1 | Zeltsan | Round 5: Zhu, Linxi - Zeltsan, Joseph | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Mar 3, 2024 | Zeltsan | 1–0 | Dong | Round 4: Zeltsan, Joseph - Dong, Kyle Qiyu | Zukertort Opening: Sicilian Invitation | |
| Mar 2, 2024 | Bortnyk | 1–0 | Zeltsan | Round 3: Bortnyk, Mykola - Zeltsan, Joseph | Sicilian Defense: Alapin Variation | |
| Mar 2, 2024 | Zeltsan | 1–0 | Das | Round 2: Zeltsan, Joseph - Das, Aditeya | Neo-Grünfeld Defense: Classical Variation, Original Defense | |
| Mar 1, 2024 | Rand | 0–1 | Zeltsan | Round 1: Rand, Steven J - Zeltsan, Joseph | English Opening: Agincourt Defense | |
| Aug 13, 2024 | Zeltsan | ½–½ | Antipov | Round 7: Zeltsan, Joseph - Antipov, Mikhail Al. | Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation | |
| Aug 12, 2024 | Zeltsan | 0–1 | Rahul Srivatshav P | Round 5: Zeltsan, Joseph - Rahul Srivatshav P | French Defense: Advance Variation, Euwe Variation | |
| Aug 10, 2024 | Mishra | 1–0 | Zeltsan | Round 2: Mishra, Abhimanyu - Zeltsan, Joseph | Sicilian Defense: Najdorf Variation, English Attack | |
| Jul 5, 2024 | Lapan | 0–1 | Zeltsan | 52nd Annual World Open | Sicilian Defense: Smith-Morra Gambit | |
| Jul 4, 2024 | Zeltsan | * | Hong | 52nd Annual World Open | ? | |
| Mar 29, 2024 | Mkrtchyan | 1–0 | Zeltsan | 16 Annual Open at Foxwoods | English Opening: Agincourt Defense | |
| Aug 26, 2023 | Zeltsan | 1–0 | Haimovich | Jeruchess Summer GM | French Defense: Winawer Variation, Advance Variation | |
| Aug 25, 2023 | Zeltsan | ½–½ | Rozentalis | Jeruchess Summer GM | French Defense: Rubinstein Variation, Fort Knox Variation | |
| Aug 23, 2023 | Zeltsan | ½–½ | Kargin | Jeruchess Summer GM | Sicilian Defense: Dragon Variation, Yugoslav Attack, Modern Line | |
| Aug 5, 2021 | Zeltsan | 0–1 | Lenderman | 2021 U.S. Open | French Defense: Winawer Variation, Advance Variation | |
| Aug 4, 2021 | Moore | ½–½ | Zeltsan | 2021 U.S. Open | Grünfeld Defense: Russian Variation, Hungarian Variation | |
| Aug 3, 2021 | Zeltsan | ½–½ | Bruzon Batista | 2021 U.S. Open | Ruy Lopez: Berlin Defense, Berlin Wall | |
