| Jan 4, 2026 | Polkki | 1–0 | Sinitsyn | Round 7: Polkki, Eino - Sinitsyn, Anton | Nimzo-Indian Defense: Normal Variation, Classical Defense | |
| Jan 4, 2026 | Sinitsyn | ½–½ | Odner | Round 6: Sinitsyn, Anton - Odner, Aarni | English Opening: King's English Variation, Kramnik-Shirov Counterattack | |
| Jan 4, 2026 | Sippola | 1–0 | Sinitsyn | Round 5: Sippola, Sara-Olivia - Sinitsyn, Anton | Caro-Kann Defense: Exchange Variation | |
| Jan 4, 2026 | Sinitsyn | 1–0 | Rintala | Round 4: Sinitsyn, Anton - Rintala, Miliam | Tarrasch Defense: Two Knights Variation | |
| Jan 3, 2026 | Moisio | 1–0 | Sinitsyn | Round 3: Moisio, Miska - Sinitsyn, Anton | Nimzo-Indian Defense: Kmoch Variation | |
| Jan 3, 2026 | Sinitsyn | ½–½ | Lappalainen | Round 2: Sinitsyn, Anton - Lappalainen, Eemi | English Defense | |
| Dec 14, 2025 | Sinitsyn | 1–0 | Kallunki | Round 1: Sinitsyn, Anton - Kallunki, Karoliina | Slav Defense: Modern Line | |
| Jun 7, 2025 | Vainikka | 1–0 | Sinitsyn | Nuorten SM 2025, U20 | Queen's Gambit Declined: Ragozin Defense, Alekhine Variation | |
| Jun 7, 2025 | Sinitsyn | 1–0 | Kallunki | Nuorten SM 2025, U20 | Slav Defense | |
| Jun 6, 2025 | Irjala | 1–0 | Sinitsyn | Nuorten SM 2025, U20 | Caro-Kann Defense: Tartakower Variation | |
| Jun 6, 2025 | Sinitsyn | ½–½ | Pitkanen | Nuorten SM 2025, U20 | Nimzo-Indian Defense: Normal Variation | |
| Jun 5, 2025 | Ahola | 1–0 | Sinitsyn | Nuorten SM 2025, U20 | Caro-Kann Defense: Exchange Variation | |
| May 7, 2025 | Sinitsyn | 1–0 | Polkki | Nuorten SM 2025, U20 | English Opening: King's English Variation, Reversed Sicilian | |
| Aug 22, 2024 | Sinitsyn | 0–1 | Slagboom | EYCC 2024 - O18 | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Dec 16, 2024 | Sinitsyn | 0–1 | Pranav | Round 1.1: Sinitsyn, Anton - Pranav, V | English Opening: King's English Variation, Taimanov Variation | |
| Dec 16, 2024 | Pranav | 1–0 | Sinitsyn | Round 1.2: Pranav, V - Sinitsyn, Anton | Caro-Kann Defense: Advance Variation | |
| Dec 15, 2024 | Sinitsyn | 0–1 | Skrbec | Round 9: Sinitsyn, Anton - Skrbec, Leon | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Dec 15, 2024 | Culum | 1–0 | Sinitsyn | Round 8: Culum, Sanjin - Sinitsyn, Anton | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Dec 14, 2024 | Nedelcu | ½–½ | Sinitsyn | Round 1: Nedelcu, Teodor-Cosmin - Sinitsyn, Anton | Nimzo-Indian Defense: Normal Variation, Classical Defense | |
