2025 October-November Marshall Mondays Round 4-6
Open SwissStandard
25 players participated in this 3-round tournament, held from 27 Oct 2025 to 10 Nov 2025 in New York, NY, United States. 5 titled players from 4 federations. Top 10 Elo average was 2143, and top seed was Nico Chasin (🇺🇸 USA, GM, 2504).
Ethan Kozower (🇺🇸 USA, 2030) won with 2.5/3, ahead of Moshe Blank (2.5) and Quan Anh Le (2.0). Kozower shared the lead from round 2, winning on tie-break.
Location
🇺🇸New York, NY, United States
Dates
27 Oct 2025 → 10 Nov 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 3 rounds
Titled players · 5
GM×2
FM×1
CM×2
Federations · 4 represented
🇺🇸United States of America×22
🇪🇸Spain×1
🇫🇷France×1
🇨🇦Canada×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 3 roundsTight race until R3; 2 players tied at 2.5/3, decided on Buchholz.
Co-leaders
10
3
2
R3 · TIEBREAK CLUSTER
2 players finish on 2.5/3. Kozower takes the title on Buchholz Cut1 (2.5).
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Kozower, Ethan | 2030 | USA | +11N | +7B | =12N | 2.5 | 2.5 | 3.5 | 3.00 | 2268 | +17.4 |
| 2 | Blank, Moshe | 1939 | USA | +17N | +11B | =6N | 2.5 | 2.5 | 3.5 | 2.75 | 2088 | +10.4 |
| 3 | Le, Quan Anh | 1929 | FRA | +6N | =12B | =8B | 2.0 | 3.0 | 4.0 | 2.75 | 2274 | +25.0 |
| 4 | Nkululeko, Nkosi | 2056 | USA | +13N | +18B | F | 2.0 | 2.0 | 2.0 | 2.00 | 2670 | +10.2 |
| 5 | Colwell, Andrew | 1843 | USA | +15B | −13N | +22N | 2.0 | 2.0 | 2.0 | 1.00 | 1943 | +8.0 |
| 6 | Timmerman, David | 1930 | USA | −3B | +14N | =2B | 1.5 | 4.5 | 5.5 | 2.25 | 1899 | -2.6 |
| 7 | Gutnik, Aleksandr | 1997 | USA | +19B | −1N | =21N | 1.5 | 3.5 | 4.0 | 1.25 | 2073 | +5.8 |
| 8 | Xu, GrantFM | 2279 | USA | F | +16B | =3N | 1.5 | 3.0 | 3.0 | 2.00 | 2238 | -1.0 |
| 9 | Hinson, Miles | 1975 | USA | F | =10B | +13N | 1.5 | 2.5 | 2.5 | 1.75 | 2035 | +2.8 |
| 10 | Hrop, Stephen | 1827 | USA | +24B | =9N | −14B | 1.5 | 2.5 | 2.5 | 0.75 | 1822 | -0.2 |
| 11 | Bernard, Jaron | 1752 | USA | −1B | −2N | +15B | 1.0 | 5.0 | 6.0 | 1.00 | 1783 | +3.2 |
| 12 | Rohde, MichaelGM | 2237 | USA | F | =3N | =1B | 1.0 | 4.5 | 4.5 | 2.25 | 1981 | -6.2 |
| 13 | Gilbert, Brian | 1856 | USA | −4B | +5B | −9B | 1.0 | 4.0 | 5.5 | 2.00 | 1833 | -4.0 |
| 14 | Tanaka, Takki | 1826 | USA | −16N | −6B | +10N | 1.0 | 3.0 | 4.0 | 1.50 | 1848 | +0.8 |
| 15 | Frumkin, Edward | 1754 | USA | −5N | +23B | −11N | 1.0 | 3.0 | 3.0 | 0.00 | 1646 | -8.6 |
| 16 | Saez Coma, AlejandroCM | 2160 | ESP | +14B | −8N | F | 1.0 | 2.5 | 2.5 | 1.00 | 2053 | -4.4 |
| 17 | Paas, Leo | 1762 | USA | −2B | F | +23N | 1.0 | 2.5 | 2.5 | 0.00 | 1829 | +6.8 |
| 18 | Kagle, Sasha | 1884 | USA | +25B | −4N | F | 1.0 | 2.0 | 2.0 | 0.00 | 1831 | -2.0 |
| 19 | Breskin, Nicklas | 1944 | USA | −7N | +22B | F | 1.0 | 1.5 | 1.5 | 0.00 | 1921 | -1.4 |
| 20 | Chasin, NicoGM | 2504 | USA | +22B | F | F | 1.0 | 0.0 | 0.0 | 0.00 | 2904 | +0.8 |
| 21 | Liang, HairanCM | 2244 | CAN | F | F | =7B | 0.5 | 1.5 | 1.5 | 0.75 | 1997 | -6.2 |
| 22 | Berg, George | 1845 | USA | −20N | −19N | −5B | 0.0 | 3.0 | 4.0 | 0.00 | 1211 | -18.8 |
| 23 | Hull, Cameron | 1719 | USA | F | −15N | −17B | 0.0 | 2.0 | 2.0 | 0.00 | 958 | -17.8 |
| 24 | Koppenaal, Richard | 1665 | USA | −10N | F | F | 0.0 | 1.5 | 1.5 | 0.00 | 1027 | -5.8 |
| 25 | Clibanoff, Matthew | 1606 | USA | −18N | F | F | 0.0 | 1.0 | 1.0 | 0.00 | 1083 | -3.4 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Le, Quan AnhFRA+25.02.0 pts · #4
- 2Kozower, EthanUSA+17.42.5 pts · #1
- 3Blank, MosheUSA+10.42.5 pts · #2
Top rating losers
- 1Berg, GeorgeUSA-18.80.0 pts · #23
- 2Hull, CameronUSA-17.80.0 pts · #24
- 3Frumkin, EdwardUSA-8.61.0 pts · #15