| May 17, 2026 | Ploog | ½–½ | Heimbrodt | Runde 7: Ploog, Jakob - Heimbrodt, Birk | Queen's Gambit Declined: Capablanca Variation | |
| May 16, 2026 | Moeller | 0–1 | Ploog | Runde 6: Moeller, Rainer - Ploog, Jakob | Scotch Game: Potter Variation | |
| May 16, 2026 | Ploog | ½–½ | Koglin | Runde 5: Ploog, Jakob - Koglin, Alexander | Sicilian Defense: French Variation, Normal | |
| May 15, 2026 | Nrecaj | 1–0 | Ploog | Runde 4: Nrecaj, Albert - Ploog, Jakob | Vienna Game | |
| May 15, 2026 | Ploog | ½–½ | Majewski | Runde 3: Ploog, Jakob - Majewski, Thomas | Sicilian Defense: Taimanov Variation | |
| May 14, 2026 | Al Amin | 1–0 | Ploog | Runde 2: Al Amin, Sami - Ploog, Jakob | Scandinavian Defense: Modern Variation | |
| May 14, 2026 | Ploog | 1–0 | Bunk | Round 1: Ploog, Jakob - Bunk, Karsten | Modern Defense | |
| Oct 5, 2025 | Melekestsev | 0–1 | Ploog | Round 5: Melekestsev, Kyrylo - Ploog, Jakob | Italian Game: Two Knights Defense, Polerio Defense, Bishop Check Line | |
| Oct 4, 2025 | Juergens | 1–0 | Ploog | Round 4: Juergens, Nico - Ploog, Jakob | Queen's Gambit Declined: Albin Countergambit, Normal Line | |
| Oct 4, 2025 | Ploog | 1–0 | Engelberg | Round 3: Ploog, Jakob - Engelberg, Sebastian | Caro-Kann Defense: Advance Variation | |
| Oct 3, 2025 | Moeller | 1–0 | Ploog | Round 2: Moeller, Patrick - Ploog, Jakob | Queen's Gambit Declined: Albin Countergambit, Normal Line | |
| Oct 3, 2025 | Ploog | ½–½ | Bauta | Round 1: Ploog, Jakob - Bauta, Luan | King's Gambit Accepted: Fischer Defense | |
| May 12, 2024 | Busch | 0–1 | Ploog | 3. Itzehoer Schach Open | Sicilian Defense: Open | |
| May 11, 2024 | Ploog | ½–½ | Papenfuss | 3. Itzehoer Schach Open | Sicilian Defense: Four Knights Variation | |
| May 11, 2024 | Alvermann | 1–0 | Ploog | 3. Itzehoer Schach Open | Sicilian Defense: Löwenthal Variation | |
| May 10, 2024 | Ploog | ½–½ | Barlage | 3. Itzehoer Schach Open | Caro-Kann Defense: Advance Variation | |
| May 10, 2024 | Heimbrodt | 0–1 | Ploog | 3. Itzehoer Schach Open | Sicilian Defense: Grand Prix Attack | |
| May 9, 2024 | Ploog | 1–0 | Magezi | 3. Itzehoer Schach Open | Nimzowitsch Defense: Scandinavian Variation, Advance Variation | |
| May 9, 2024 | Keyser | 1–0 | Ploog | 3. Itzehoer Schach Open | Queen's Gambit Declined: Albin Countergambit, Normal Line | |
