| 1 ago 2026 | Stefan, Iulia-Cristiana 2037 | Lupulescu, Constantin 2524 | 0-1 | D30 Gambito de Dama rehusado: Capablanca Variation | Alba Grand Prix Rapid 2026 | 54 | Ver |
| 23 jul 2026 | Stefan, Iulia-Cristiana 2053 | Cervelli, Eduard 2197 | ½-½ | E68 Defensa India de Rey: Fianchetto Variation, Classical Variation | 59th Biel International Chess Festival 2026 | Open | Masters (MTO) | 30 | Ver |
| 22 jul 2026 | Lu, Miaoyi 2392 | Stefan, Iulia-Cristiana 2053 | 1-0 | C45 Apertura Escocesa: Malaniuk Variation | 59th Biel International Chess Festival 2026 | Open | Masters (MTO) | 56 | Ver |
| 21 jul 2026 | Stefan, Iulia-Cristiana 2053 | Rappazzo, Johannes 2268 | 1-0 | E68 Defensa India de Rey: Fianchetto Variation, Classical Variation | 59th Biel International Chess Festival 2026 | Open | Masters (MTO) | 37 | Ver |
| 20 jul 2026 | Fogo Esquivel, Levi Kalani Alexander 2125 | Stefan, Iulia-Cristiana 2053 | 0-1 | C55 Apertura Italiana: Two Knights Defense, Modern Bishop's Opening | 59th Biel International Chess Festival 2026 | Open | Masters (MTO) | 58 | Ver |
| 19 jul 2026 | Stefan, Iulia-Cristiana 2050 | Amonatov, Farrukh 2585 | 0-1 | E65 Defensa India de Rey: Fianchetto Variation, Yugoslav Variation, Exchange Line | 59th Biel International Chess Festival 2026 | Open | Blitz (BTZ) | 44 | Ver |
| 19 jul 2026 | Haimovich, Tal 2347 | Stefan, Iulia-Cristiana 2050 | 1-0 | A13 Apertura Inglesa: Agincourt Defense | 59th Biel International Chess Festival 2026 | Open | Blitz (BTZ) | 36 | Ver |
| 19 jul 2026 | Omar, Noaman 2274 | Stefan, Iulia-Cristiana 2050 | 1-0 | D35 Gambito de Dama rehusado: Exchange Variation, Carlsen Variation | 59th Biel International Chess Festival 2026 | Open | Blitz (BTZ) | 47 | Ver |
| 18 jul 2026 | Stefan, Iulia-Cristiana 2053 | Udelnov, Valentin 2269 | 0-1 | E62 Defensa India de Rey: Fianchetto Variation, Carlsbad Variation | 59th Biel International Chess Festival 2026 | Open | Masters (MTO) | 56 | Ver |
| 17 jul 2026 | Matsumura, Cocoro 2225 | Stefan, Iulia-Cristiana 2053 | 0-1 | C55 Apertura Italiana: Two Knights Defense, Modern Bishop's Opening | 59th Biel International Chess Festival 2026 | Open | Masters (MTO) | 31 | Ver |
| 15 jul 2026 | Liu, Bei 2175 | Stefan, Iulia-Cristiana 2053 | 1-0 | D35 Gambito de Dama rehusado: Exchange Variation, Carlsen Variation | 59th Biel International Chess Festival 2026 | Open | Masters (MTO) | 45 | Ver |
| 13 jul 2026 | Baenziger, Fabian 2435 | Stefan, Iulia-Cristiana 2053 | 1-0 | A14 Apertura Inglesa: Agincourt Defense, Neo-Catalan Declined | 59th Biel International Chess Festival 2026 | Open | Masters (MTO) | 42 | Ver |
| 17 jun 2026 | Stefan, Iulia-Cristiana 2051 | Zierke, Oliver 2206 | 0-1 | D53 Gambito de Dama rehusado | 38th International Chess Tournament Open Pula 2026 | 64 | Ver |
| 14 jun 2026 | Ratkovic, Milovan 2486 | Stefan, Iulia-Cristiana 2051 | 1-0 | A13 Apertura Inglesa: Agincourt Defense | 38th International Chess Tournament Open Pula 2026 | 36 | Ver |
| 7 may 2026 | Stefan, Iulia-Cristiana 2003 | Saine, Zachary 2135 | 0-1 | A46 Ataque Torre: Classical Defense, Nimzowitsch Variation | Sardinia World Chess Festival 2026 | Open A | 34 | Ver |
| 30 nov 2025 | Manukyan, Sargis A. 2350 | Stefan, Iulia-Cristiana 2067 | 1-0 | D02 Apertura de Peón de Dama: London System, with e6 | XXII Torneo Internacional Gran Hotel Bali Grupo A | 21 | Ver |
| 28 nov 2025 | Stefan, Iulia-Cristiana 2067 | Moskalenko, Viktor 2416 | 1-0 | A41 Apertura de Peón de Dama: Rossolimo Variation | XXII Torneo Internacional Gran Hotel Bali Grupo A | 46 | Ver |