CChessStats

2025 August-September Marshall Mondays Round 2-6

Open SwissStandard

27 players participated in this 5-round tournament, held from 01 Sept 2025 to 29 Sept 2025 in New York, NY, United States. 1 titled players from 3 federations. Top 10 Elo average was 2038, and top seed was Grant Xu (🇺🇸 USA, FM, 2279).

Bryan Weisz (🇺🇸 USA, 2082) won with 3.5/5, ahead of Grant Xu (3.5) and Chase Knowles (3.0). Weisz won on tie-break after catching the field in the final round.

The biggest upset came in round 3: George Berg (1868) beat Anthony Levin (2061), a +193-point gap.

Location
🇺🇸New York, NY, United States
Dates
01 Sept 2025 → 29 Sept 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 5 rounds
Top seed
🇺🇸FMGrant Xu2279
Avg top 10
2,038
Participants
27
Titled players · 1
FM×1
Federations · 3 represented
🇺🇸United States of America×25
🇨🇦Canada×1
🇫🇷France×1
Top 3
  • 🥇
    🇺🇸USA·2082
    3.5pts·2414perf+29.0
  • 🥈
    🇺🇸USA·2279
    3.5pts·2307perf+2.2
  • 🥉
    🇺🇸USA·2026
    3.0pts·2157perf+13.6

How it unfolded

Top 6 · 5 rounds

Tight race until R3; 2 players tied at 3.5/5, decided on Buchholz.

Co-leaders
5
2
1
1
2
1.52.545R1R2R3R4R5Knowles takes lead
R4 · LEADER CHANGE22 Sept

Chase Knowles takes the sole lead (3.0/4).

R5 · TIEBREAK CLUSTER

2 players finish on 3.5/5. Weisz takes the title on Buchholz Cut1 (9.5).

R3 · HEAD-TO-HEAD · WINNER VS 2ND

Bryan Weisz drew with FM Grant Xu (Black).

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Bryan Weisz*
½
1
—
2FMGrant Xu
½
*——
3Chase Knowles
0
—*—
4Anthony Levin———*

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Weisz, Bryan2082USA+9B+16B=2NF+3N3.59.59.57.752414+29.0
2Xu, GrantFM2279USAF+7N=1B+14B+10N3.59.09.07.252307+2.2
3Knowles, Chase2026USAF+15B+5N+9N−1B3.09.59.56.002157+13.6
4Le, Quan Anh1937FRAF−10N+13B+8N=5B2.58.58.55.252008+7.4
5Breskin, Nicklas1966USAF+19N−3B+12B=4N2.58.58.54.251939-1.8
6Levin, Anthony2061USAF=8B−14N+23B+7N2.56.06.03.501968-9.4
7Ray, Sarathi1935USA−20N−2B+15B+11N−6B2.09.510.53.501944-0.8
8Hrop, Stephen1847USA=14B=6N+18B−4B−11N2.08.59.53.001866+2.0
9Wagner, Richard1983USA−1N+22B+16N−3BF2.08.08.01.502004+2.4
10Gutnik, Aleksandr1989USA+26N+4BFF−2B2.06.06.02.502156+12.4
11Kagle, Sasha1884USAFF+22N−7B+8B2.04.54.52.502013+10.4
12Paas, Leo1763USAFF+17B−5N+18B2.04.54.52.001962+31.2
13Colwell, Andrew1849USAF+17N−4N+22BF2.04.04.01.501933+7.4
14Berg, George1868USA=8NF+6B−2N−16B1.59.09.03.501964+7.0
15Tanaka, Takki1825USAF−3N−7N=17B+25N1.56.06.00.501724-22.8
16Kozower, Ethan2023USAF−1N−9BF+14N1.07.07.01.501853-13.8
17Clibanoff, Matthew1606USAF−13B−12N=15N=22B1.06.06.01.001637+2.4
18Blank, Moshe1939USA+25B−21B−8NF−12N1.05.05.00.001607-34.4
19Davar, Ben1649USA+27N−5BFFF1.02.52.50.001841+9.2
20Nkululeko, Nkosi2033USA+7BFFFF1.02.02.02.002735+7.4
21Knoff, Thomas1911USAF+18NFFF1.01.01.01.002740+10.8
22Gilbert, Brian1882USAF−9N−11B−13N=17N0.57.07.00.501508-69.6
23Stein, Jacob1840CAN=24BFF−6NF0.53.03.00.251602-11.6
24Lou, Aileen1528USA=23NFFFF0.50.50.50.251840+14.4
25Koppenaal, Richard1676USA−18NFFF−15B0.02.52.50.001083-9.6
26Raitzin, Misha1877USA−10BFFFF0.02.02.00.001189-14.0
27Lou, Alvin1719USA−19BFFFF0.01.01.00.00849-23.6

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets
2025 August-September Marshall Mondays Round 2-6 — New York, NY, United States | Chess Tournament Results | ChessStats