| Jun 20, 2026 | Jandhyala | 1–0 | Muthukumar | Round 3: Jandhyala, Yegna Sairam - Muthukumar, Haari | Queen's Gambit Declined: Barmen Variation | |
| Jun 19, 2026 | Muthukumar | ½–½ | Pranav Prasanna | Round 2: Muthukumar, Haari - Pranav Prasanna | Zukertort Opening | |
| Jun 19, 2026 | Shehata | 0–1 | Muthukumar | Round 1: Shehata, Akram - Muthukumar, Haari | French Defense: Advance Variation, Paulsen Attack | |
| May 17, 2026 | Kudrin | ½–½ | Muthukumar | Round 5: Kudrin, Sergey - Muthukumar, Haari | French Defense: Tarrasch Variation, Chistyakov Defense | |
| May 16, 2026 | Muthukumar | 1–0 | Kimani A Stancil | Round 2: Muthukumar, Haari - Kimani A Stancil | Old Indian Defense: Normal Variation | |
| May 15, 2026 | Ritvik K Maridi | 0–1 | Muthukumar | Round 1: Ritvik K Maridi - Muthukumar, Haari | Queen's Gambit Declined: Queen's Knight Variation | |
| May 14, 2026 | Muthukumar | ½–½ | Luc William Crim Hoffman | Round 4: Muthukumar, Haari - Luc William Crim Hoffman | English Opening: Anglo-Indian Defense, King's Knight Variation | |
| May 14, 2026 | Yedidia | 0–1 | Muthukumar | Round 3: Yedidia, Daniel - Muthukumar, Haari | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Jan 4, 2026 | Muthukumar | 1–0 | Bonin | Round 5: Muthukumar, Haari - Bonin, Jay | Réti Opening: Anglo-Slav Variation, Gurevich System | |
| Jan 4, 2026 | Girsh | ½–½ | Muthukumar | Round 4: Girsh, Daniel - Muthukumar, Haari | King's Indian Attack | |
| Jan 3, 2026 | Lucas Yang | 0–1 | Muthukumar | Round 2: Lucas Yang - Muthukumar, Haari | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Jan 3, 2026 | Muthukumar | ½–½ | Molner | Round 3: Muthukumar, Haari - Molner, Mackenzie | English Opening: Symmetrical Variation, Four Knights Variation | |
| Jan 3, 2026 | Muthukumar | 1–0 | Shrivastava | Round 1: Muthukumar, Haari - Shrivastava, Nivaan | English Opening: Anglo-Indian Defense, King's Knight Variation | |
| Dec 21, 2025 | Muthukumar | 0–1 | Gu | Round 7: Muthukumar, Haari - Gu, Hardy | Caro-Kann Defense: Two Knights Attack, Mindeno Variation, Exchange Line | |
| Dec 21, 2025 | Dlugy | 1–0 | Muthukumar | Round 6: Dlugy, Maxim - Muthukumar, Haari | Queen's Pawn Game: Accelerated London System | |
| Dec 20, 2025 | Muthukumar | ½–½ | Rozman | Round 5: Muthukumar, Haari - Rozman, Levy | Sicilian Defense: Kalashnikov Variation | |
| Dec 20, 2025 | Wu | 0–1 | Muthukumar | Round 4: Wu, Winsley - Muthukumar, Haari | French Defense: Advance Variation, Paulsen Attack | |
| Jul 5, 2025 | Muthukumar | * | Li | 53rd Annual World Open Chess Tournament | ? | |
| May 26, 2025 | Muthukumar | 1–0 | Ho | Round 9: Muthukumar, Haari - Ho, Carter | Sicilian Defense: French Variation, Normal | |
| May 26, 2025 | Barbosa | 1–0 | Muthukumar | Round 8: Barbosa, Oliver - Muthukumar, Haari | English Opening: Agincourt Defense | |
| May 25, 2025 | Muthukumar | ½–½ | Lenderman | Round 7: Muthukumar, Haari - Lenderman, Aleksandr | French Defense: Tarrasch Variation, Open System, Main Line | |
| May 25, 2025 | Subervi | 0–1 | Muthukumar | Round 6: Subervi, Jonathan Sigfredo - Muthukumar, Haari | French Defense: Exchange Variation | |
| May 24, 2025 | Muthukumar | 1–0 | Shangin | Round 5: Muthukumar, Haari - Shangin, Lev | Sicilian Defense: Four Knights Variation, Cobra Variation | |
| May 24, 2025 | Muthukumar | 1–0 | Pressman | Round 2: Muthukumar, Haari - Pressman, Leif | Four Knights Game | |
| May 23, 2025 | Berczes | ½–½ | Muthukumar | Round 3: Berczes, David - Muthukumar, Haari | Indian Defense: London System | |
| May 22, 2025 | Paragua | ½–½ | Muthukumar | Round 1: Paragua, Mark - Muthukumar, Haari | King's Indian Attack | |
| May 18, 2025 | Iinuma | ½–½ | Muthukumar | Round 4: Iinuma, Paul Y - Muthukumar, Haari | Queen's Gambit Declined: Janowski Variation | |
| Apr 6, 2025 | Muthukumar | 1–0 | Stancil | Round 4: Muthukumar, Haari - Stancil, Kimani | Sicilian Defense: Dragon Variation | |
| Apr 6, 2025 | Tse | 0–1 | Muthukumar | Round 5: Tse, Whitney - Muthukumar, Haari | Queen's Gambit Declined: Janowski Variation | |
| Apr 5, 2025 | Knowles | 0–1 | Muthukumar | Round 2: Knowles, Chase - Muthukumar, Haari | English Opening: Agincourt Defense | |
| Apr 5, 2025 | Chasin | 1–0 | Muthukumar | Round 3: Chasin, Nico - Muthukumar, Haari | Indian Defense: Dzindzi-Indian Defense | |
| Apr 4, 2025 | Muthukumar | 1–0 | Smith | Round 1: Muthukumar, Haari - Smith, Daniel | Caro-Kann Defense: Two Knights Attack, Mindeno Variation, Exchange Line | |
| Mar 24, 2025 | Muthukumar | 1–0 | Berg | Round 5: Muthukumar, Haari - Berg, George | Sicilian Defense: Najdorf Variation, Opocensky Variation, Traditional Line | |
| Mar 24, 2025 | Bonin | 1–0 | Muthukumar | Round 4: Bonin, Jay - Muthukumar, Haari | Van Geet Opening | |
| Mar 22, 2025 | Muthukumar | 1–0 | Zhao | Round 3: Muthukumar, Haari - Zhao, Austin | Sicilian Defense: French Variation, Normal | |
| Mar 22, 2025 | Scott | 0–1 | Muthukumar | Round 2: Scott, Harold - Muthukumar, Haari | Horwitz Defense | |
| Mar 21, 2025 | Muthukumar | 1–0 | Han | Round 1: Muthukumar, Haari - Han, Leqi | Sicilian Defense: Kan Variation, Modern Variation | |
| Sep 8, 2024 | Lin | 1–0 | Muthukumar | Round 5: Lin, Bryan Enming - Muthukumar, Haari | French Defense: Tarrasch Variation, Open System | |
| Aug 10, 2024 | Atanasov | 1–0 | Muthukumar | 11th Annual Washington International - Championship | Queen's Pawn Game: London System, with e6 | |
| Jun 27, 2024 | Zhou | 1–0 | Muthukumar | Round 1: Zhou, Jianchao - Muthukumar, Haari | Zukertort Opening | |
| Apr 14, 2024 | Putnam | 1–0 | Muthukumar | Round 5: Putnam, Liam - Muthukumar, Haari | Queen's Gambit Declined | |
| Apr 14, 2024 | Muthukumar | 1–0 | Huston | Round 4: Muthukumar, Haari - Huston, Gus | French Defense: Tarrasch Variation, Chistyakov Defense | |
| Apr 13, 2024 | Ayyappan | 0–1 | Muthukumar | Round 3: Ayyappan, Santhosh - Muthukumar, Haari | Queen's Gambit Declined: Janowski Variation | |
| Apr 13, 2024 | Muthukumar | 1–0 | Knowles | Round 2: Muthukumar, Haari - Knowles, Chase | French Defense: Tarrasch Variation, Chistyakov Defense | |
| Dec 7, 2024 | Muthukumar | 0–1 | Rosenthal | Round 2: Muthukumar, Haari - Rosenthal, Max Manuel | Four Knights Game: Gunsberg Variation | |
| Nov 11, 2024 | Muthukumar | 1–0 | Yanayt | Round 8: Muthukumar, Haari - Yanayt, Eugene | Sicilian Defense: Najdorf Variation | |
| Nov 11, 2024 | Lima | 1–0 | Muthukumar | Round 9: Lima, Darcy - Muthukumar, Haari | English Opening: Agincourt Defense, Catalan Defense Accepted | |
| Nov 10, 2024 | Muthukumar | 1–0 | Asavasaetakul | Round 6: Muthukumar, Haari - Asavasaetakul, Chawit | Caro-Kann Defense: Two Knights Attack, Mindeno Variation, Exchange Line | |
| Nov 10, 2024 | Lin | 1–0 | Muthukumar | Round 7: Lin, Bryan Enming - Muthukumar, Haari | French Defense: Tarrasch Variation, Open System, Euwe-Keres Line | |
| Nov 9, 2024 | Muthukumar | 0–1 | Yudasin | Round 5: Muthukumar, Haari - Yudasin, Leonid | Sicilian Defense: Najdorf Variation | |
| Nov 9, 2024 | Mirzoev | 1–0 | Muthukumar | Round 4: Mirzoev, Azer - Muthukumar, Haari | Horwitz Defense | |
| Nov 8, 2024 | Muthukumar | ½–½ | Johnson | Round 3: Muthukumar, Haari - Johnson, Donald | Four Knights Game | |
| Nov 8, 2024 | Mou | 1–0 | Muthukumar | Round 2: Mou, Iris - Muthukumar, Haari | French Defense: Winawer Variation, Alekhine-Maróczy Gambit | |
| Nov 7, 2024 | Muthukumar | ½–½ | Ho | Round 1: Muthukumar, Haari - Ho, Carter | Sicilian Defense: French Variation, Normal | |
| Nov 3, 2024 | Muthukumar | 1–0 | Tadevosyan | Round 5: Muthukumar, Haari - Tadevosyan, Levon | Four Knights Game: Gunsberg Variation | |
| Nov 3, 2024 | Hebbar | ½–½ | Muthukumar | Round 4: Hebbar, Eshaan - Muthukumar, Haari | English Defense | |
| Nov 2, 2024 | Muthukumar | 1–0 | Levine | Round 3: Muthukumar, Haari - Levine, Owen | Sicilian Defense: Najdorf Variation | |
| Nov 2, 2024 | Stancil | 0–1 | Muthukumar | Round 2: Stancil, Kimani - Muthukumar, Haari | French Defense: Steinitz Variation, Boleslavsky Variation | |
| Sep 8, 2024 | Muthukumar | 1–0 | Zhao | Round 4: Muthukumar, Haari - Zhao, Kevin | Four Knights Game: Gunsberg Variation | |
| Sep 7, 2024 | Muthukumar | 1–0 | Nicholson | Round 3: Muthukumar, Haari - Nicholson, Ian | Sicilian Defense: Kan Variation, Polugaevsky Variation | |
| Sep 7, 2024 | Shangin | ½–½ | Muthukumar | Round 2: Shangin, Lev - Muthukumar, Haari | English Defense | |
| Aug 4, 2024 | Muthukumar | 1–0 | Ling | Round 5: Muthukumar, Haari - Ling, Chenxuan | Sicilian Defense: Lasker-Pelikan Variation | |
| Aug 4, 2024 | Shankar | 0–1 | Muthukumar | Round 4: Shankar, Pranav - Muthukumar, Haari | French Defense: Tarrasch Variation, Chistyakov Defense | |
| Jul 1, 2024 | Muthukumar | 0–1 | Denys K Shmelov | 17th Annual Philadelphia International | Caro-Kann Defense: Two Knights Attack, Mindeno Variation, Exchange Line | |
| Mar 31, 2024 | Muthukumar | * | Patel | 16 Annual Open at Foxwoods | ? | |
| Mar 30, 2024 | Saxena | ½–½ | Muthukumar | 16 Annual Open at Foxwoods | Zukertort Opening | |
| Mar 29, 2024 | Muthukumar | 1–0 | Jain | 16 Annual Open at Foxwoods | Sicilian Defense: Najdorf Variation, Opocensky Variation, Traditional Line | |
| — | Muthukumar | ½–½ | Popilski | 12th Annual Washington International - Championship | Sicilian Defense: Najdorf Variation, Opocensky Variation, Traditional Line | |
| — | Adewumi | 1–0 | Muthukumar | 12th Annual Washington International - Championship | Queen's Gambit Accepted | |