| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 626. K Stupak vs H S Gretarsson |
| ½-½ | 57 | 2021 | World Cup | A13 English |
| 627. K Stupak vs S Sjugirov |
| ½-½ | 16 | 2021 | V I Zilberstein Mem | E01 Catalan, Closed |
| 628. K Stupak vs Abdusattorov |
| 0-1 | 40 | 2021 | 14th Agzamov Mem | D37 Queen's Gambit Declined |
| 629. K Stupak vs P Ponkratov |
| 0-1 | 41 | 2021 | Kurnosov Mem Rapid | D78 Neo-Grunfeld, 6.O-O c6 |
| 630. K Stupak vs A Gusarov |
| ½-½ | 20 | 2021 | Panchenko Memorial Open-A | A45 Queen's Pawn Game |
| 631. K Somkin vs K Stupak |
| 0-1 | 23 | 2021 | Panchenko Memorial Open-A | B02 Alekhine's Defense |
| 632. K Stupak vs A Ansat |
| ½-½ | 25 | 2021 | Panchenko Memorial Open-A | E60 King's Indian Defense |
| 633. M Simantsev vs K Stupak |
| ½-½ | 9 | 2021 | Panchenko Memorial Open-A | D31 Queen's Gambit Declined |
| 634. K Stupak vs Y Remizov |
| ½-½ | 19 | 2021 | Panchenko Memorial Open-A | D35 Queen's Gambit Declined |
| 635. E Khubukshanov vs K Stupak |
| ½-½ | 21 | 2021 | Panchenko Memorial Open-A | C10 French |
| 636. K Stupak vs V Zarubitski |
| ½-½ | 12 | 2021 | Panchenko Memorial Open-A | D20 Queen's Gambit Accepted |
| 637. B Nugumanov vs K Stupak |
| ½-½ | 6 | 2021 | Panchenko Memorial Open-A | C01 French, Exchange |
| 638. K Stupak vs A E Usov |
| ½-½ | 5 | 2021 | Panchenko Memorial Open-A | D13 Queen's Gambit Declined Slav, Exchange Variation |
| 639. E Kalegin vs K Stupak |
| ½-½ | 5 | 2021 | Panchenko Memorial Open-A | C10 French |
| 640. K Stupak vs M Nikitenko |
| ½-½ | 13 | 2022 | 88th ch-BLR | D20 Queen's Gambit Accepted |
| 641. A Godbole vs K Stupak |
| 1-0 | 33 | 2022 | 1st Maharashtra GM Open | C02 French, Advance |
| 642. R Sangma vs K Stupak |
| ½-½ | 79 | 2022 | 1st Maharashtra GM Open | A10 English |
| 643. K Stupak vs Bharadia Yash |
| 1-0 | 59 | 2022 | 1st Maharashtra GM Open | E20 Nimzo-Indian |
| 644. J Jubin vs K Stupak |
| 0-1 | 85 | 2022 | 1st Maharashtra GM Open | E60 King's Indian Defense |
| 645. K Stupak vs K Bhakti |
| 1-0 | 47 | 2022 | 1st Maharashtra GM Open | E20 Nimzo-Indian |
| 646. B Savchenko vs K Stupak |
| 1-0 | 53 | 2022 | 1st Maharashtra GM Open | C01 French, Exchange |
| 647. K Stupak vs V Kulkarni |
| 1-0 | 39 | 2022 | 1st Maharashtra GM Open | A00 Uncommon Opening |
| 648. L Paichadze vs K Stupak |
| ½-½ | 51 | 2022 | 1st Maharashtra GM Open | C02 French, Advance |
| 649. K Stupak vs Mohan Kushagra |
| 1-0 | 31 | 2022 | 1st Maharashtra GM Open | E60 King's Indian Defense |
Kibitzing
