2025 Houston Open
Open SwissStandard
74 players participated in this 5-round tournament, held from 07 Nov 2025 to 09 Nov 2025 in Houston, TX, United States. 8 titled players from 6 federations. Top 10 Elo average was 2200, and top seed was Mikhail Al. Antipov (🇺🇸 USA, GM, 2597).
Joshua Daniel Ruiz Castillo (🇨🇴 COL, GM, 2468) won with 4.5/5, ahead of Logan C Shafer (4.0) and Mikhail Al. Antipov (4.0). Ruiz Castillo clinched sole first place in the final round.
The biggest upset came in round 1: Mert Senol (1636) beat Kyle Yiwen Wang (CM, 2045), a +409-point gap.
Location
🇺🇸Houston, TX, United States
Dates
07 Nov 2025 → 09 Nov 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 5 rounds
Titled players · 8
GM×3
CM×4
WGM×1
Federations · 6 represented
🇺🇸United States of America×68
🇨🇴Colombia×1
🇹🇷Turkiye×1
🇨🇦Canada×1
🇿🇼Zimbabwe×1
🇵🇭Philippines×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 5 roundsGM Joshua Daniel Ruiz Castillo led from R5; +0.5-point edge over the runner-up.
Co-leaders
31
12
2
1
1
R5 · LEADER CHANGE09 Nov
GM Joshua Daniel Ruiz Castillo takes the sole lead (4.5/5).
WIN STREAKS · 2 top finishers
WGM Maili-Jade Ouellet 3 wins (R1–R3)Andrew J Widener 4 wins (R1–R5)
R3 · LATE SURGE
Andrew J Widener was #12 at R3, climbed to #3 over the final stretch.
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Ruiz Castillo, Joshua DanielGM | 2468 | COL | +28B | +10N | =24B | +31N | +3B | 4.5 | 12.5 | 15.0 | 13.75 | 2540 | +4.9 |
| 2 | Shafer, Logan CCM | 2219 | USA | +30N | +12B | =4N | =8B | +16N | 4.0 | 14.0 | 16.5 | 12.75 | 2136 | -12.8 |
| 3 | Antipov, Mikhail Al.GM | 2597 | USA | +71N | +29B | +15N | +6B | −1N | 4.0 | 14.0 | 14.5 | 10.00 | 2515 | -2.7 |
| 4 | Lad, Neil | 1898 | USA | +59B | +25N | =2B | =5N | +34B | 4.0 | 13.0 | 14.5 | 10.50 | 2172 | +54.4 |
| 5 | Anandh, Vijay Srinivas | 2118 | USA | +49N | +20B | =32N | =4B | +19N | 4.0 | 12.5 | 14.5 | 11.25 | 2059 | -9.2 |
| 6 | Ouellet, Maili-JadeWGM | 2314 | CAN | +27B | +42N | +39B | −3N | +32B | 4.0 | 11.0 | 13.0 | 9.00 | 2298 | +3.6 |
| 7 | Widener, Andrew J | 1895 | USA | +51N | +62B | F | +26B | +24N | 4.0 | 8.0 | 8.0 | 8.00 | 2649 | +36.6 |
| 8 | Manchanda, AdvikCM | 2016 | USA | +69B | =9N | +41B | =2N | =11B | 3.5 | 13.0 | 13.5 | 8.00 | 1981 | -2.4 |
| 9 | Palani, Mohnishkirupaa | 1731 | USA | +44N | =8B | =13N | +29B | =33N | 3.5 | 12.0 | 14.0 | 9.25 | 2004 | +70.0 |
| 10 | Bupeshnath, Arjun | 1822 | USA | +50N | −1B | +64N | =17B | +26N | 3.5 | 12.0 | 13.0 | 7.00 | 2011 | +45.2 |
| 11 | Santhosh, Pranav | 1825 | USA | +68B | =18N | =33N | +15B | =8N | 3.5 | 12.0 | 12.5 | 8.00 | 2037 | +58.0 |
| 12 | Vyas, Miransh Purven | 1912 | USA | +58B | −2N | =38B | +30N | +27B | 3.5 | 11.0 | 12.5 | 7.50 | 1951 | +11.2 |
| 13 | Wang, Kyle YiwenCM | 2045 | USA | −38N | +47B | =9B | +66N | +37B | 3.5 | 10.0 | 11.0 | 7.25 | 1882 | -30.8 |
| 14 | Parker, Anthony | 1964 | USA | −25B | +69N | +43B | =16N | +28B | 3.5 | 10.0 | 10.5 | 6.50 | 1938 | -2.8 |
| 15 | Zhang, Oscar Y | 1981 | USA | +52B | +38N | −3B | −11N | +40B | 3.0 | 11.5 | 13.5 | 6.00 | 1947 | -8.8 |
| 16 | Kolli, Rishi | 1837 | USA | +63N | +57B | =35N | =14B | −2B | 3.0 | 11.5 | 12.5 | 5.50 | 1975 | +32.8 |
| 17 | Wu, Zekai B | 1707 | USA | +72B | −24N | +56B | =10N | =21B | 3.0 | 10.5 | 10.5 | 4.75 | 1815 | +29.2 |
| 18 | Boudreaux, Floyd | 1989 | USA | +48N | =11B | −31N | =38B | +43N | 3.0 | 10.0 | 12.0 | 6.75 | 1847 | -15.0 |
| 19 | Lan, Kai Zhou | 1806 | USA | −56B | +60N | +25B | +39N | −5B | 3.0 | 10.0 | 11.5 | 6.00 | 1881 | +19.2 |
| 20 | Petukhov, Arthur | 1718 | USA | +65B | −5N | +45B | −34N | +58B | 3.0 | 10.0 | 11.0 | 4.50 | 1814 | +15.6 |
| 21 | Bee, Karstein | 1862 | USA | −62N | +54B | +48N | =53B | =17N | 3.0 | 9.0 | 10.0 | 6.50 | 1774 | -20.8 |
| 22 | Dumitru, Eric Alexander | 1780 | USA | +45B | =41N | −26N | =46B | +51N | 3.0 | 8.5 | 10.5 | 6.00 | 1829 | +12.4 |
| 23 | Tran, Minh | 1948 | USA | =46B | =40N | =30B | =58N | +38N | 3.0 | 8.5 | 10.0 | 6.00 | 1775 | -39.2 |
| 24 | Elliott, Alexander | 1995 | USA | F | +17B | =1N | +35B | −7B | 2.5 | 14.0 | 14.0 | 7.75 | 2141 | +13.8 |
| 25 | Zhu, Leo | 1747 | USA | +14N | −4B | −19N | =44B | +61N | 2.5 | 12.5 | 14.0 | 6.00 | 1747 | +0.8 |
| 26 | Wang, Andy Y | 2026 | USA | =40B | +73N | +22B | −7N | −10B | 2.5 | 12.5 | 12.5 | 4.00 | 1744 | -60.0 |
| 27 | Prabhu, Tanya G | 1756 | USA | −6N | +50B | =57N | +36B | −12N | 2.5 | 12.0 | 13.5 | 5.25 | 1797 | +6.8 |
| 28 | Zhang, Lawrence | 1839 | USA | −1N | +63B | =36N | +57B | −14N | 2.5 | 12.0 | 13.0 | 3.75 | 1798 | -12.4 |
| 29 | Reyes, Oshrie Jhames | 1838 | PHI | +55B | −3N | +40B | −9N | =47B | 2.5 | 11.5 | 13.5 | 5.00 | 1769 | -20.8 |
| 30 | Nguyen, Thanh | 1727 | USA | −2B | +68N | =23N | −12B | +65N | 2.5 | 11.5 | 12.0 | 3.00 | 1798 | +8.4 |
| 31 | Vuyyuru, Shriyan | 2006 | USA | F | +46N | +18B | −1B | =53N | 2.5 | 11.5 | 11.5 | 6.00 | 2056 | +9.2 |
| 32 | Huddleston, James Douglas | 1867 | USA | +60B | +56N | =5B | F | −6N | 2.5 | 11.0 | 11.0 | 5.00 | 1999 | +12.2 |
| 33 | Brannon, Joshua Scott | 1900 | USA | =64N | F | =11B | +42N | =9B | 2.5 | 10.0 | 10.0 | 6.00 | 1837 | -6.2 |
| 34 | Blomer, John | 1830 | USA | F | =64B | +49N | +20B | −4N | 2.5 | 10.0 | 10.0 | 5.50 | 1862 | +6.4 |
| 35 | Yang, DanielCM | 2188 | USA | +43B | +53N | =16B | −24N | F | 2.5 | 9.5 | 9.5 | 5.50 | 1948 | -39.2 |
| 36 | Wang, Nathan Zicheng | 1643 | USA | +70B | −39N | =28B | −27N | +56B | 2.5 | 8.5 | 9.0 | 3.25 | 1695 | +7.2 |
| 37 | Zhang, Alicia S | 1798 | USA | −57N | =59B | +73B | +41N | −13N | 2.5 | 8.5 | 8.5 | 2.75 | 1633 | -26.8 |
| 38 | Senol, Mert | 1636 | TUR | +13B | −15B | =12N | =18N | −23B | 2.0 | 13.0 | 16.0 | 6.75 | 1901 | +27.8 |
| 39 | Dejmek, Mark | 1950 | USA | +54N | +36B | −6N | −19B | F | 2.0 | 11.5 | 11.5 | 4.50 | 1896 | -6.4 |
| 40 | Bhaskaran, Siddharth | 1824 | USA | =26N | =23B | −29N | +62B | −15N | 2.0 | 11.0 | 12.0 | 3.75 | 1801 | -6.0 |
| 41 | Allen, Ronald E | 1659 | USA | +74N | =22B | −8N | −37B | =54N | 2.0 | 11.0 | 11.0 | 2.50 | 1771 | +26.0 |
| 42 | Bee, Leonel | 1765 | USA | +61N | −6B | +51N | −33B | −55N | 2.0 | 10.5 | 12.0 | 3.50 | 1865 | +16.8 |
| 43 | Brack, Frank | 1791 | USA | −35N | +61B | −14N | +63B | −18B | 2.0 | 10.5 | 11.5 | 2.50 | 1789 | -2.6 |
| 44 | Ganesan, Vidhun | 1473 | USA | −9B | =52N | =70B | =25N | =45B | 2.0 | 10.0 | 10.5 | 3.50 | 1619 | +26.4 |
| 45 | Iskandarov, Elvin | 1637 | USA | −22N | +71B | −20N | =48B | =44N | 2.0 | 10.0 | 10.5 | 2.50 | 1604 | -9.6 |
| 46 | Roy Choudhury, Arya | 1660 | USA | =23N | −31B | +59N | =22N | F | 2.0 | 10.0 | 10.0 | 4.50 | 1787 | +15.6 |
| 47 | Ganesan, Vikash | 1629 | USA | F | −13N | =52B | +49B | =29N | 2.0 | 10.0 | 10.0 | 4.25 | 1845 | +41.2 |
| 48 | Yao, Annie | 1621 | USA | −18B | +72N | −21B | =45N | =50B | 2.0 | 10.0 | 10.0 | 2.00 | 1658 | +4.8 |
| 49 | Revellon, Lucas | 1804 | USA | −5B | +65N | −34B | −47N | +63B | 2.0 | 9.5 | 10.5 | 2.00 | 1595 | -22.4 |
| 50 | Vashisth, Arav | 1707 | USA | −10B | −27N | =71N | +60B | =48N | 2.0 | 9.5 | 10.0 | 2.75 | 1654 | -14.8 |
| 51 | Choi, Jay | 1804 | USA | −7B | +70N | −42B | +73N | −22B | 2.0 | 9.5 | 9.5 | 0.50 | 1014 | -58.4 |
| 52 | Vinayagaram, Nethra | 1709 | USA | −15N | =44B | =47N | −55B | +62N | 2.0 | 9.0 | 10.0 | 3.00 | 1664 | -10.4 |
| 53 | Zhang, Ellery | 1790 | USA | F | −35B | +62N | =21N | =31B | 2.0 | 9.0 | 9.0 | 3.75 | 1907 | +20.8 |
| 54 | Samples, Lincoln | 1821 | USA | −39B | −21N | +68B | =56N | =41B | 2.0 | 8.5 | 9.0 | 2.25 | 1649 | -44.4 |
| 55 | Wang, Kai Yi | 0 | USA | −29N | F | −66B | +52N | +42B | 2.0 | 7.5 | 7.5 | 4.00 | 1790 | 0.0 |
| 56 | Kandi, Pranav | 1585 | USA | +19N | −32B | −17N | =54B | −36N | 1.5 | 11.0 | 13.0 | 4.00 | 1620 | +6.8 |
| 57 | Yang, Ningxiu Matthew | 1569 | USA | +37B | −16N | =27B | −28N | F | 1.5 | 10.5 | 10.5 | 3.75 | 1721 | +27.6 |
| 58 | Swain, Hridarsh | 1671 | USA | −12N | +66B | F | =23B | −20N | 1.5 | 10.5 | 10.5 | 2.50 | 1769 | +17.2 |
| 59 | Avery, Ryan | 0 | USA | −4N | =37N | −46B | =69B | =68N | 1.5 | 9.0 | 9.5 | 1.75 | 1578 | 0.0 |
| 60 | Tran, Nguyen | 1644 | USA | −32N | −19B | =61N | −50N | +70B | 1.5 | 9.0 | 9.5 | 1.25 | 1421 | -39.6 |
| 61 | Dela Bajan, Vaughn Daemian | 1592 | USA | −42B | −43N | =60B | +72N | −25B | 1.5 | 8.0 | 8.0 | 0.75 | 1531 | -16.8 |
| 62 | Upadrasta, Advait | 1573 | USA | +21B | −7N | −53B | −40N | −52B | 1.0 | 11.0 | 13.0 | 3.00 | 1576 | 0.0 |
| 63 | Jawaghar, Jeevanth | 1573 | USA | −16B | −28N | +72B | −43N | −49N | 1.0 | 9.5 | 9.5 | 0.00 | 1505 | -18.0 |
| 64 | Arellano, Santiago | 1648 | USA | =33B | =34N | −10B | F | F | 1.0 | 8.5 | 8.5 | 2.50 | 1726 | +11.2 |
| 65 | Kadher Sulaimon, Muhammad Abdur Rahman | 0 | USA | −20N | −49B | F | +70N | −30B | 1.0 | 8.0 | 8.0 | 0.50 | 950 | 0.0 |
| 66 | Chipfurutse, Alois | 1847 | ZIM | F | F | +55N | −13B | F | 1.0 | 5.5 | 5.5 | 2.00 | 1188 | -21.0 |
| 67 | Fernandez, DanielGM | — | USA | +66N | F | F | F | F | 1.0 | 1.0 | 1.0 | 1.00 | 2818 | +0.8 |
| 68 | Rudra, Abhik | 1552 | USA | −11N | −30B | −54N | F | =59B | 0.5 | 9.5 | 9.5 | 0.75 | 991 | -24.4 |
| 69 | Mallikarjunaiah, Mahit S | 1729 | USA | −8N | −14B | F | =59N | F | 0.5 | 8.5 | 8.5 | 0.75 | 1190 | -14.8 |
| 70 | Barjona, Andrew | 2000 | USA | −36N | −51B | =44N | −65B | −60N | 0.5 | 8.0 | 9.0 | 1.00 | 1319 | 0.0 |
| 71 | Seelam, Tanish | 1787 | USA | −3B | −45N | =50B | F | F | 0.5 | 8.0 | 8.0 | 1.00 | 1571 | -35.6 |
| 72 | Jones, Caster D | 1452 | USA | −17N | −48B | −63N | −61B | F | 0.0 | 7.5 | 7.5 | 0.00 | 823 | -44.8 |
| 73 | FIDE 30975603 | 0 | — | F | −26B | −37N | −51B | F | 0.0 | 7.0 | 7.0 | 0.00 | 1076 | 0.0 |
| 74 | Bunch, Cliff | 1798 | USA | −41B | F | F | F | F | 0.0 | 2.0 | 2.0 | 0.00 | 859 | -13.8 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Palani, MohnishkirupaaUSA+70.03.5 pts · #9
- 2Santhosh, PranavUSA+58.03.5 pts · #12
- 3Lad, NeilUSA+54.44.0 pts · #16
Top rating losers
- 1Wang, Andy YUSA-60.02.5 pts · #55
- 2Choi, JayUSA-58.42.0 pts · #67
- 3Jones, Caster DUSA-44.80.0 pts · #72
Biggest upsets
- R1+409 Elo gap
- R1+357 Elo gap
- R5+356 Elo gap