| Jun 10, 2026 | Salvetti | 0–1 | Arkell | Round 9: Salvetti, Manlio Alec - Arkell, Keith C | English Opening: Anglo-Indian Defense, King's Knight Variation | |
| Jun 9, 2026 | Arkell | ½–½ | Stoinev | Round 8: Arkell, Keith C - Stoinev, Metodi | Queen's Pawn Game: Zukertort Variation | |
| Jun 8, 2026 | Arkell | ½–½ | Chapman | Round 7: Arkell, Keith C - Chapman, Terry P D | Zukertort Opening | |
| Jun 7, 2026 | Sturua | ½–½ | Arkell | Round 6: Sturua, Zurab - Arkell, Keith C | Queen's Gambit Declined: Austrian Defense, Gusev Countergambit | |
| Jun 6, 2026 | Mailfert | 0–1 | Arkell | Round 5: Mailfert, Jean-Pierre - Arkell, Keith C | Nimzo-Larsen Attack: Polish Variation | |
| Jun 5, 2026 | Arkell | 1–0 | Erismann | Round 4: Arkell, Keith C - Erismann, Peter | English Opening: Symmetrical Variation, Botvinnik System Reversed, with Nf3 | |
| Jun 4, 2026 | Van Hoolandt | ½–½ | Arkell | Round 3: Van Hoolandt, Patrick - Arkell, Keith C | Kangaroo Defense | |
| Jun 3, 2026 | Arkell | ½–½ | Van Herck | Round 2: Arkell, Keith C - Van Herck, Marcel | English Opening: Anglo-Indian Defense, King's Knight Variation | |
| Jun 2, 2026 | Groemping | 0–1 | Arkell | Round 1: Groemping, Franz-Josef - Arkell, Keith C | Polish Opening | |
| Mar 8, 2026 | Arkell | 1–0 | Majeed | Round 5: Arkell, Keith C - Majeed, Haroon | Queen's Pawn Game: Symmetrical Variation | |
| Mar 8, 2026 | Underwood | 0–1 | Arkell | Round 4: Underwood, Jon - Arkell, Keith C | English Opening: Symmetrical Variation, Three Knights, Fianchetto Variation | |
| Mar 7, 2026 | Malinovskii | ½–½ | Arkell | Round 2: Malinovskii, Ilia - Arkell, Keith C | Scandinavian Defense: Valencian Variation | |
| Mar 6, 2026 | Arkell | 1–0 | Helbig | Round 1: Arkell, Keith C - Helbig, Paul D | Indian Defense: Knights Variation | |
| Mar 2, 2026 | Arkell | ½–½ | Turner | Round 3: Arkell, Keith C - Turner, Matthew J | Slav Defense: Exchange Variation | |
| Feb 28, 2026 | Strade | 0–1 | Arkell | Round 7: Strade, Arita - Arkell, Keith C | Scandinavian Defense: Gubinsky-Melts Defense | |
| Feb 27, 2026 | Arkell | ½–½ | Gourlay | Round 6: Arkell, Keith C - Gourlay, Iain | English Opening: Symmetrical Variation, Ultra-Symmetrical Variation | |
| Feb 26, 2026 | Houska | ½–½ | Arkell | Round 5: Houska, Jovanka - Arkell, Keith C | Torre Attack: Classical Defense | |
| Feb 24, 2026 | Toma | 0–1 | Arkell | Round 2: Toma, Katarzyna - Arkell, Keith C | Caro-Kann Defense: Karpov Variation | |
| Feb 23, 2026 | Golubka | ½–½ | Arkell | Round 4: Golubka, Petro - Arkell, Keith C | Grünfeld Defense: Smyslov Defense | |
| Feb 23, 2026 | Arkell | ½–½ | Wang | Round 3: Arkell, Keith C - Wang, Hao(ZJ) | Benoni Defense: Knight's Tour Variation | |
| Feb 23, 2026 | Arkell | 1–0 | Hagesather | Round 1: Arkell, Keith C - Hagesather, Arne | Slav Defense: Three Knights Variation | |
| Feb 21, 2026 | Bellon | 0–1 | Arkell | Round 2: Bellon, Antonio - Arkell, Keith C | Caro-Kann Defense: Two Knights Attack, Mindeno Variation | |
| Feb 20, 2026 | Arkell | 1–0 | Nilim | Round 1: Arkell, Keith C - Nilim, Armaan | Queen's Gambit Accepted: Mannheim Variation | |
| Feb 8, 2026 | Fellowes | 0–1 | Arkell | Round 6: Fellowes, Billy - Arkell, Keith C | Scandinavian Defense: Gubinsky-Melts Defense | |
| Feb 7, 2026 | Arkell | ½–½ | Gasanov | Round 5: Arkell, Keith C - Gasanov, Eldar | Indian Defense: Anti-Nimzo-Indian | |
| Dec 19, 2025 | Arkell | ½–½ | Gholami Orimi | Sunway Sitges 2025 | English Opening: Anglo-Indian Defense, King's Knight Variation | |
| Nov 9, 2025 | Dunnington | 0–1 | Arkell | III OPEN INTERNACIONAL DE AJEDREZ CAP NEGRET +50 | Bogo-Indian Defense: Nimzowitsch Variation | |
| Nov 9, 2025 | Arkell | 1–0 | Santanna | III OPEN INTERNACIONAL DE AJEDREZ CAP NEGRET +50 | Benoni Defense: Knight's Tour Variation | |
| Nov 9, 2025 | Pastor Pons | 0–1 | Arkell | III OPEN INTERNACIONAL DE AJEDREZ CAP NEGRET +50 | Zukertort Opening: Nimzo-Larsen Variation | |
| Nov 9, 2025 | Arkell | 1–0 | Mascarell Canet | III OPEN INTERNACIONAL DE AJEDREZ CAP NEGRET +50 | King's Indian Defense: Fianchetto Variation, Debrecen Defense | |
| Nov 9, 2025 | Antonio | ½–½ | Arkell | III OPEN INTERNACIONAL DE AJEDREZ CAP NEGRET +50 | Caro-Kann Defense: Advance Variation, Short Variation | |
| Nov 9, 2025 | Arkell | 1–0 | Ryan | III OPEN INTERNACIONAL DE AJEDREZ CAP NEGRET +50 | Indian Defense: Pseudo-Benko | |
| Nov 9, 2025 | Becker | 0–1 | Arkell | III OPEN INTERNACIONAL DE AJEDREZ CAP NEGRET +50 | English Opening: Symmetrical Variation | |
| Nov 8, 2025 | Arkell | 1–0 | Unciti Juan | III OPEN INTERNACIONAL DE AJEDREZ CAP NEGRET +50 | Tarrasch Defense: Classical Variation, Advance Variation | |
| Nov 7, 2025 | Marin Barrena | 0–1 | Arkell | III OPEN INTERNACIONAL DE AJEDREZ CAP NEGRET +50 | Nimzo-Indian Defense: Classical Variation, Berlin Variation | |
| Oct 24, 2025 | Sirin | 1–0 | Arkell | Round 6: Sirin, Atakan - Arkell, Keith C | French Defense: Rubinstein Variation, Fort Knox Variation | |
| Oct 22, 2025 | Stehno | 1–0 | Arkell | Round 4: Stehno, Pavel - Arkell, Keith C | Caro-Kann Defense: Advance Variation, Short Variation | |
| Oct 20, 2025 | Zanan | ½–½ | Arkell | Round 2: Zanan, Evgeny - Arkell, Keith C | Scandinavian Defense: Valencian Variation, Main Line | |
| Oct 12, 2025 | Arkell | ½–½ | Montorsi | Round 9: Arkell, Keith C - Montorsi, Matteo | King's Indian Defense: Fianchetto Variation, Lesser Simagin (Spassky) | |
| Oct 10, 2025 | Arkell | 1–0 | Lezzerini | Round 7: Arkell, Keith C - Lezzerini, Marco | Queen's Pawn Game: Symmetrical Variation | |
| Oct 9, 2025 | Ochedzan | ½–½ | Arkell | Round 6: Ochedzan, Filip - Arkell, Keith C | French Defense: Rubinstein Variation, Fort Knox Variation | |
| Oct 9, 2025 | Arkell | ½–½ | Soham Dey | Round 5: Arkell, Keith C - Soham Dey | Semi-Slav Defense | |
| Oct 7, 2025 | Sutter | 0–1 | Arkell | Round 4: Sutter, Oliver - Arkell, Keith C | Catalan Opening | |
| Oct 6, 2025 | Arkell | 1–0 | Kempe | Round 3: Arkell, Keith C - Kempe, Caius Emilian | Slav Defense: Chebanenko Variation | |
| Oct 5, 2025 | Roth | 0–1 | Arkell | Round 2: Roth, Martin - Arkell, Keith C | Caro-Kann Defense: Karpov Variation | |
| Oct 5, 2025 | Arkell | 1–0 | Roessner | Round 1: Arkell, Keith C - Roessner, Uwe | Old Indian Defense: Normal Variation | |
| Oct 3, 2025 | Utsab Chatterjee | ½–½ | Arkell | Round 8: Utsab Chatterjee - Arkell, Keith C | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Sep 13, 2025 | Ridge | 0–1 | Arkell | Round 2: Ridge, Michael - Arkell, Keith C | King's Indian Attack: Spassky Variation | |
| Sep 12, 2025 | Arkell | 1–0 | McKay | Round 3: Arkell, Keith C - McKay, Jonathan | East Indian Defense | |
| Sep 12, 2025 | Arkell | 1–0 | Sykes | Round 1: Arkell, Keith C - Sykes, Chris | Benoni Defense: Benoni-Indian Defense, Kingside Move Order | |
| May 5, 2025 | Arkell | ½–½ | Derakhshani | Round 11: Arkell, Keith C - Derakhshani, Borna | Queen's Indian Defense: Fianchetto Variation, Check Variation, Intermezzo Line | |
| May 4, 2025 | Arkell | ½–½ | Navrotescu | Round 10: Arkell, Keith C - Navrotescu, Andreea | Indian Defense: Knights Variation | |
| May 3, 2025 | Kilic | 1–0 | Arkell | Round 9: Kilic, Eray - Arkell, Keith C | Caro-Kann Defense: Advance Variation, Short Variation | |
| Apr 21, 2025 | Arkell | 1–0 | Nikrow | Round 7: Arkell, Keith C - Nikrow, Shahram | Queen's Pawn Game: Symmetrical Variation | |
| Apr 20, 2025 | Arkell | 1–0 | Delaney | Round 4: Arkell, Keith C - Delaney, John | King's Indian Defense: Fianchetto Variation, Classical Variation | |
| Apr 20, 2025 | Arkell | * | Dimitrov | Round 6: Arkell, Keith C - Dimitrov, Nikolai | ? | |
| Apr 20, 2025 | Loughran | 0–1 | Arkell | Round 5: Loughran, John - Arkell, Keith C | Bogo-Indian Defense: Exchange Variation | |
| Apr 19, 2025 | Arkell | 1–0 | Boyle | Round 2: Arkell, Keith C - Boyle, Bernard | Queen's Indian Defense: Riumin Variation | |
| Apr 12, 2025 | Mohr | ½–½ | Arkell | Round 9: Mohr, Georg - Arkell, Keith C | English Opening: Symmetrical Variation, Anti-Benoni Variation, Spielmann Defense | |
| Apr 11, 2025 | Rozentalis | ½–½ | Arkell | Round 8: Rozentalis, Eduardas - Arkell, Keith C | Caro-Kann Defense: Two Knights Attack, Mindeno Variation, Exchange Line | |
| Apr 10, 2025 | Arkell | ½–½ | Clarke | Round 7: Arkell, Keith C - Clarke, Connor | King's Indian Defense: Fianchetto Variation, Uhlmann-Szabo System | |
| Apr 9, 2025 | Mihevc-Mohr | 0–1 | Arkell | Round 6: Mihevc-Mohr, Narcisa - Arkell, Keith C | Modern Defense: Two Knights Variation, Suttles Variation | |
| Apr 8, 2025 | Arkell | ½–½ | O`Gorman | Round 5: Arkell, Keith C - O`Gorman, Tom | Queen's Pawn Game: Zukertort Variation | |
| Apr 7, 2025 | Arkell | 1–0 | Rudd | Round 3: Arkell, Keith C - Rudd, Jack | King's Indian Defense: Fianchetto Variation, Panno Variation | |
| Apr 7, 2025 | Kalavannan | 1–0 | Arkell | Round 4: Kalavannan, Koby - Arkell, Keith C | English Opening: Symmetrical Variation, Full Symmetry Line | |
| Apr 6, 2025 | Arkell | 0–1 | Toma | Round 2: Arkell, Keith C - Toma, Katarzyna | Queen's Indian Defense: Kasparov-Petrosian Variation, Petrosian Attack | |
| Apr 5, 2025 | Waddington | 0–1 | Arkell | Round 1: Waddington, Mike P - Arkell, Keith C | Caro-Kann Defense: Exchange Variation | |
| Feb 15, 2025 | Arkell | ½–½ | Shafi | Round 5: Arkell, Keith C - Shafi, Declan | English Opening: Agincourt Defense, Keres Defense | |
| Feb 9, 2025 | Arkell | ½–½ | Vaidyanathan | Blackpool Open 2025 | King's Indian Defense: Normal Variation, King's Knight Variation | |
| Feb 9, 2025 | Mitchell | 0–1 | Arkell | Blackpool Open 2025 | Wade Defense | |
| Feb 9, 2025 | Mitchell | 0–1 | Arkell | Blackpool Chess Congress 2025: FIDE Open | Wade Defense | |
| Feb 8, 2025 | Arkell | 1–0 | Surtees | Blackpool Open 2025 | Modern Defense | |
| Feb 7, 2025 | McKay | 0–1 | Arkell | Blackpool Open 2025 | Caro-Kann Defense: Maróczy Variation | |
| Feb 6, 2025 | Arkell | 1–0 | Jackson | 1st Cheadle FIDE Open | Indian Defense: Knights Variation | |
| Feb 6, 2025 | Byron | 0–1 | Arkell | 1st Cheadle FIDE Open | Wade Defense | |
| Feb 5, 2025 | Arkell | 1–0 | Caldwell | 1st Cheadle FIDE Open | Indian Defense: Wade-Tartakower Defense | |
| Feb 5, 2025 | Moore | 0–1 | Arkell | 1st Cheadle FIDE Open | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Feb 4, 2025 | Arkell | 1–0 | Zhu | 1st Cheadle FIDE Open | Queen's Gambit Declined | |
| Feb 3, 2025 | Nyamandi | 0–1 | Arkell | 1st Cheadle FIDE Open | Caro-Kann Defense: Advance Variation | |
| Feb 23, 2025 | Brewer | ½–½ | Arkell | Round 9: Brewer, Callum D - Arkell, Keith C | Scandinavian Defense: Valencian Variation, Main Line | |
| Feb 22, 2025 | Arkell | 1–0 | Damodaran | Round 8: Arkell, Keith C - Damodaran, Patrick | King's Indian Defense: Fianchetto Variation, Debrecen Defense | |
| Feb 22, 2025 | Kaufman | 1–0 | Arkell | Round 7: Kaufman, Raymond - Arkell, Keith C | Bogo-Indian Defense: Exchange Variation | |
| Feb 20, 2025 | Arkell | ½–½ | Bogner | Round 4: Arkell, Keith C - Bogner, Sebastian | Queen's Indian Defense: Fianchetto Variation, Check Variation, Intermezzo Line | |
| Feb 20, 2025 | Ghasi | 1–0 | Arkell | Round 5: Ghasi, Ameet K - Arkell, Keith C | English Opening: Symmetrical Variation, Full Symmetry Line | |
| Feb 18, 2025 | Arkell | 1–0 | Sasikumar | Round 1: Arkell, Keith C - Sasikumar, Srivathsan | Indian Defense: Anti-Nimzo-Indian | |
| Feb 18, 2025 | Wilks | 0–1 | Arkell | Round 2: Wilks, Simon - Arkell, Keith C | Scandinavian Defense: Valencian Variation, Main Line | |
| Feb 16, 2025 | Zhou | 1–0 | Arkell | Round 6: Zhou, Yang-Fan - Arkell, Keith C | French Defense: Advance Variation, Paulsen Attack | |
| Dec 22, 2024 | Arkell | 1–0 | Chia | XI Sunway Sitges International Chess Festival 2024 - Group A | Queen's Indian Defense: Classical Variation, Traditional Variation | |
| Dec 21, 2024 | Arkell | ½–½ | Ivanchuk | XI Sunway Sitges International Chess Festival 2024 - Group A | Indian Defense: Knights Variation | |
| Dec 20, 2024 | Nalbandyan | 0–1 | Arkell | XI Sunway Sitges International Chess Festival 2024 - Group A | Alekhine Defense: Scandinavian Variation | |
| Dec 19, 2024 | Arkell | ½–½ | Jaksland | XI Sunway Sitges International Chess Festival 2024 - Group A | Indian Defense: Anti-Nimzo-Indian | |
| Dec 18, 2024 | Srijak Sengupta | 0–1 | Arkell | XI Sunway Sitges International Chess Festival 2024 - Group A | Zukertort Opening: Pirc Invitation | |
| Dec 15, 2024 | Mannion | 1–0 | Arkell | XI Sunway Sitges International Chess Festival 2024 - Group A | Caro-Kann Defense: Advance Variation | |
| Dec 13, 2024 | Grimault | 1–0 | Arkell | XI Sunway Sitges International Chess Festival 2024 - Group A | Nimzo-Indian Defense: Classical Variation, Zurich Variation | |
| Dec 12, 2024 | Arkell | 1–0 | Yu | XI Sunway Sitges International Chess Festival 2024 - Group A | English Opening: Agincourt Defense, Neo-Catalan Declined | |
| Dec 5, 2024 | Gales | 0–1 | Arkell | XXI Open Internacional Gran Hotel Bali Grupo A 2024 | Benoni Defense: King's Indian System | |
| Dec 4, 2024 | Arkell | ½–½ | Sgircea | XXI Open Internacional Gran Hotel Bali Grupo A 2024 | Zukertort Opening: Sicilian Invitation | |
| Dec 3, 2024 | Rog | ½–½ | Arkell | XXI Open Internacional Gran Hotel Bali Grupo A 2024 | French Defense: Exchange Variation | |
| Jul 19, 2024 | Arkell | 1–0 | Okike | Round 3: Arkell, Keith C - Okike, David | Bogo-Indian Defense: Wade-Smyslov Variation | |
| Jul 19, 2024 | Arkell | 1–0 | Brown | Round 1: Arkell, Keith C - Brown, Alan M | Queen's Gambit Declined | |