2025 Montreal Open

SwissStandard

75 players participated in this 7-round tournament, held from 03 Sept 2025 to 07 Sept 2025 in Montreal, Quebec, Canada. 25 titled players from 8 federations. Top 10 Elo average was 2310, and top seed was Alexandre Lesiege (🇨🇦 CAN, GM, 2478).

Bator Sambuev (🇨🇦 CAN, GM, 2414) won with 5.5/7, ahead of Duc Minh Lai (5.5) and Olivier-Kenta Chiku-Ratte (5.5). Sambuev won on tie-break after catching the field in the final round.

The biggest upset came in round 4: Nhu Phuong Nghi Huynh (1400) beat Raphael Lima-Barbosa (1925), a +525-point gap.

Location

🇨🇦Montreal, Quebec, Canada

Dates

03 Sept 2025 → 07 Sept 2025

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 7 rounds

Top seed

🇨🇦GMAlexandre Lesiege2478

Avg top 10

2,310

Participants

Titled players · 25

GM×3

IM×4

FM×8

CM×8

WIM×1

WFM×1

Federations · 8 represented

🇨🇦Canada×58

🇩🇿Algeria×4

🇱🇧Lebanon×3

🇫🇷France×2

🇻🇳Vietnam×2

🇵🇪Peru×1

🇻🇪Venezuela×1

🇨🇺Cuba×1

Top 3

🥇
GMBator Sambuev
🇨🇦CAN·2414
5.5pts·2380perf-2.9
🥈
Duc Minh Lai
🇻🇳VIE·2121
5.5pts·2440perf+54.8
🥉
IMOlivier-Kenta Chiku-Ratte
🇨🇦CAN·2309
5.5pts·2378perf+5.8

How it unfolded

Top 6 · 7 rounds

Tight race until R7; 5 players tied at 5.5/7, decided on Buchholz.

Co-leaders

Latorre5.5Sambuev5.5Chiku-Ratte5.5Lai5.5Adam5.5Golubka5

R7 · TIEBREAK CLUSTER

5 players finish on 5.5/7. Sambuev takes the title on Buchholz Cut1 (28.5).

R1–R3 · WIN STREAK

GM Bator Sambuev won 3 in a row (R1–R3).

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1FMVincent Latorre	*	—	—	—
2GMBator Sambuev	—	*	½	0
3IMOlivier-Kenta Chiku-Ratte	—	½	*	½
4Duc Minh Lai	—	1	½	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	Pts	Bu C1	Bu	SB	Perf	Δ
1	Sambuev, BatorGM	2414	CAN	+20B	+10N	+21B	−2N	=3B	+13N	+9B	5.5	28.5	32.5	24.25	2380	-2.9
2	Lai, Duc Minh	2121	VIE	+51B	+53N	+7B	+1B	=6N	=16N	=3B	5.5	27.0	29.0	21.75	2440	+54.8
3	Chiku-Ratte, Olivier-KentaIM	2309	CAN	+55N	+71B	=8N	+30B	=1N	+12B	=2N	5.5	25.5	25.5	17.50	2378	+5.8
4	Adam, RafaelCM	2054	CAN	+60B	+43N	=6B	=9N	+36B	=11N	+16B	5.5	23.5	25.0	18.00	2404	+84.8
5	Latorre, VincentFM	2337	CAN	+34B	=17N	+65B	+44N	=16B	=23N	+27B	5.5	21.0	22.0	16.00	2367	+9.4
6	Golubka, PetroGM	2329	CAN	+56N	+15B	=4N	+8B	=2B	=9N	=23B	5.0	29.0	31.0	21.25	2278	-6.1
7	Zhu, Hong RuiFM	2212	CAN	+26N	+19B	−2N	+38B	=10N	=8B	+18N	5.0	26.5	29.5	19.25	2194	-0.8
8	Gavrilin, RomanFM	2147	CAN	+31N	+73B	=3B	−6N	+59B	=7N	+38B	5.0	23.5	23.5	13.25	2256	+21.6
9	Guillemette, HugoCM	2193	CAN	+18N	+66B	=30N	=4B	+19N	=6B	−1N	4.5	27.0	28.0	15.75	2253	+29.2
10	Saine, Zachary	2024	CAN	+54N	−1B	+35N	+45B	=7B	=46N	=11B	4.5	23.0	25.0	13.50	2195	+23.0
11	Migot, TangiIM	2344	FRA	+61B	−44N	+32B	+20N	=27B	=4B	=10N	4.5	23.0	24.5	15.25	2138	-13.3
12	Tanaka, Taira TylerFM	2244	CAN	+25N	F	+17B	=36N	+46B	−3N	+19B	4.5	22.5	22.5	15.50	2269	+5.6
13	Gutierrez, RenzoFM	2172	PER	+52B	+22N	=44B	−16N	+43B	−1B	+35N	4.5	21.5	23.5	12.75	2200	+6.6
14	Radenovic, Milan	1851	CAN	−17B	+26B	+39N	−46N	=20B	+43N	+24B	4.5	20.5	23.0	14.50	2127	+101.6
15	Saha, AnandaCM	2105	CAN	+33B	−6N	+52B	−53N	+44B	+26N	=25B	4.5	19.5	21.5	12.75	2080	-2.6
16	Lesiege, AlexandreGM	2478	CAN	F	+48N	+24B	+13B	=5N	=2B	−4N	4.0	27.0	27.0	16.00	2296	-10.4
17	Siegel, Adam	2051	CAN	+14N	=5B	−12N	=41B	+31N	−18B	+51B	4.0	24.5	26.5	13.75	2031	-2.6
18	Robichaud, Louis	1914	CAN	−9B	+47N	−27B	+69N	+21B	+17N	−7B	4.0	23.5	24.0	11.00	2139	+40.2
19	Huang, QiuyuFM	2043	CAN	+47B	−7N	+33B	+37N	−9B	+51N	−12N	4.0	22.5	24.5	10.50	2045	+2.0
20	Trofimov-Malyshkin, Valent	1964	CAN	−1N	+63B	+50N	−11B	=14N	+62B	=28N	4.0	22.0	23.0	9.00	2035	+7.4
21	Kraiouchkine, NikitaCM	2165	CAN	+72N	+39B	−1N	−51B	−18N	+60B	+33N	4.0	19.0	19.0	7.50	2035	-21.0
22	Darvekar, YashCM	1934	CAN	+75N	−13B	−45N	−31B	+68N	+54B	+37N	4.0	15.5	15.5	5.50	1832	-42.0
23	Martinez Mulet, Dario Leonel	2163	CAN	F	F	+73N	+62B	+51N	=5B	=6N	4.0	14.0	14.0	8.75	2326	+20.8
24	Batorshyn, IliaCM	2189	CAN	+32B	=36N	−16N	+61B	+53B	−27N	−14N	3.5	20.0	21.5	8.00	2018	-55.2
25	Deboosere, Adam Moussa	1925	ALG	−12B	−28N	+47B	F	+50N	+45B	=15N	3.5	20.0	20.0	9.75	1974	+5.0
26	Li, YilinWFM	1922	CAN	−7B	−14N	+68B	+71N	+37B	−15B	=45N	3.5	20.0	20.0	4.75	1909	-3.8
27	Duong, Thanh NhaIM	2154	CAN	F	F	+18N	+54B	=11N	+24B	−5N	3.5	19.5	19.5	11.75	2273	+18.4
28	Morin, Richer	1859	CAN	−44B	+25B	+57N	F	+30N	F	=20B	3.5	15.0	15.0	10.50	2159	+79.6
29	Jutras, Arnaud	1720	CAN	=40N	=70B	F	−43N	=34B	+52N	+55B	3.5	13.0	13.0	7.25	2025	+93.2
30	Arruebarrena Rodriguez, RafaelCM	2116	VEN	+63N	F	=9B	−3N	−28B	+32N	=41B	3.0	20.5	20.5	7.75	1986	-17.4
31	Kiryakov, Marin	1895	CAN	−8B	+68N	−46B	+22N	−17B	−55N	+58B	3.0	19.5	20.0	6.50	1805	-21.2
32	Both, Aaron	1937	CAN	−24N	+49B	−11N	=57B	+64N	−30B	=40N	3.0	18.5	19.5	6.00	1995	+11.2
33	Ramesan, Raunak Amit	1915	CAN	−15N	+55B	−19N	=64B	=57N	+56B	−21B	3.0	18.5	19.5	5.50	1972	+32.8
34	Duval, Mathieu	1860	CAN	−5N	−54B	=49N	+58B	=29N	=50B	=57N	3.0	18.0	20.0	7.25	1784	-42.4
35	Atmani,Amine	1871	ALG	F	F	−10B	+42B	+56N	+39N	−13B	3.0	17.0	17.0	8.00	2095	+29.0
36	Genzling, JeromeCM	2019	CAN	+49N	=24B	+67N	=12B	−4N	F	F	3.0	17.0	17.0	7.50	2178	+22.0
37	Chua, Zachary McDonald	1729	CAN	−66N	+72B	+42N	−19B	−26N	+61B	−22B	3.0	17.0	17.0	4.50	1919	+58.4
38	Lopez Linares, Lizandro Fernando	2038	CAN	F	F	+48B	−7N	+52B	+53N	−8N	3.0	16.5	16.5	6.50	2059	+3.6
39	Latreche, SabrinaWIM	1984	ALG	+68B	−21N	−14B	+60N	+54N	−35B	F	3.0	15.5	15.5	4.00	1860	-17.2
40	Bassel, Charaf	2003	LBN	=29B	−65N	=60B	−52N	=48B	+71N	=32B	3.0	13.5	13.5	5.25	1882	-22.8
41	Dufresne, Christophe	1762	CAN	F	F	=43B	=17N	=62N	+59B	=30N	3.0	13.0	13.0	7.50	2070	+77.6
42	Turcotte, Jonathan	1945	CAN	F	F	−37B	−35N	+58B	+49N	+53B	3.0	12.5	12.5	6.50	1787	-16.6
43	Salman, Samer	1967	LBN	+58N	−4B	=41N	+29B	−13N	−14B	F	2.5	23.0	23.0	7.00	1784	-24.4
44	Moses, NeilFM	2234	CAN	+28N	+11B	=13N	−5B	−15N	F	F	2.5	22.5	22.5	10.25	2156	+26.4
45	Lamontagne, Damien	1845	CAN	F	F	+22B	−10N	+55B	−25N	=26B	2.5	17.5	17.5	7.75	1968	+35.2
46	Navarro Guerrero, Pavel. E.	2099	CUB	F	F	+31N	+14B	−12N	=10B	F	2.5	16.5	16.5	9.75	2109	+3.2
47	Zhang, Yitian	1806	CAN	−19N	−18B	−25N	+63N	+69B	=57B	−62N	2.5	16.0	16.5	2.50	1861	+8.4
48	Morin-Pare, Victor	1873	CAN	+70N	−16B	−38N	−56B	=40N	+64B	−59N	2.5	15.0	15.5	3.00	1926	+7.0
49	Wu, Ting En Ryan	1789	CAN	−36B	−32N	=34B	+72N	=61N	−42B	=60N	2.5	15.0	15.0	3.00	1835	+29.6
50	Huynh, Nhu Phuong Nghi	1400	VIE	F	F	−20B	+73N	−25B	=34N	+52B	2.5	12.5	12.5	3.50	1931	0.0
51	Chapdelaine, Gwyn	1884	CAN	−2N	+56B	F	+21N	−23B	−19B	−17N	2.0	23.5	23.5	6.00	1956	+19.6
52	Buzhor, Danil	1913	CAN	−13N	+75B	−15N	+40B	−38N	−29B	−50N	2.0	21.0	21.0	3.00	1767	-35.6
53	Sun, Jonathan	1790	CAN	F	−2B	+64N	+15B	−24N	−38B	−42N	2.0	20.5	20.5	5.50	1933	+35.6
54	Di Matteo, Alessio	1876	CAN	−10B	+34N	F	−27N	−39B	−22N	+63B	2.0	19.0	19.0	4.00	1874	-1.0
55	Ang, Alan	1938	CAN	−3B	−33N	+63B	F	−45N	+31B	−29N	2.0	18.5	18.5	4.00	1796	-49.6
56	Nassar, Marc	1946	LBN	−6B	−51N	+72B	+48N	−35B	−33N	F	2.0	15.5	15.5	2.50	1835	-20.2
57	Berube, Maximilien	1928	CAN	F	F	−28B	=32N	=33B	=47N	=34B	2.0	15.0	15.0	5.75	1811	-53.6
58	Lalande, Auguste	1400	CAN	−43B	=60N	=69B	−34N	−42N	+68B	−31N	2.0	13.5	14.0	1.50	1673	0.0
59	Gueorguiev, Valentin	1933	CAN	F	F	+74B	F	−8N	−41N	+48B	2.0	10.5	10.5	2.50	1802	-10.8
60	Beaupre, Eugene Jr	1895	CAN	−4N	=58B	=40N	−39B	F	−21N	=49B	1.5	20.0	20.0	3.75	1771	-15.6
61	Mok, Yuen Tak	1941	CAN	−11N	F	+70B	−24N	=49B	−37N	F	1.5	14.0	14.0	1.75	1862	-13.0
62	Jacquet, Stephane	1931	FRA	F	F	F	−23N	=41B	−20N	+47B	1.5	13.5	13.5	4.00	1844	-10.2
63	Nagelberg, Alan	1906	CAN	−30B	−20N	−55N	−47B	+72B	F	−54N	1.0	13.5	13.5	0.00	1665	-31.2
64	Rondon, Luciano	1950	CAN	F	F	−53B	=33N	−32B	−48N	=68N	1.0	11.0	11.0	1.75	1542	-78.8
65	Nicula, MariusFM	2155	CAN	F	+40B	−5N	F	F	F	F	1.0	8.5	8.5	3.00	2161	+0.4
66	Gelet, Seymour	2031	CAN	+37B	−9N	F	F	F	F	F	1.0	7.5	7.5	3.00	1961	-2.8
67	Lawson, EricIM	2199	CAN	F	+69N	−36B	F	F	F	F	1.0	3.5	3.5	0.50	2031	-9.0
68	Fodil , Abderrahmane	0	ALG	−39N	−31B	−26N	F	−22B	−58N	=64B	0.5	16.5	16.5	0.50	1582	0.0
69	Chabot, Roland	2043	CAN	F	−67B	=58N	−18B	−47N	F	F	0.5	9.5	9.5	1.00	1182	-34.6
70	Iordanescu, Victor Nicolae	1901	CAN	−48B	=29N	−61N	F	F	F	F	0.5	7.5	7.5	1.75	1572	-71.2
71	Yu, Jonathan	2052	CAN	F	−3N	F	−26B	F	−40B	F	0.0	14.0	14.0	0.00	1281	-28.6
72	Morteza, Arian	1910	IRI	−21B	−37N	−56N	−49B	−63N	F	F	0.0	12.5	12.5	0.00	1096	-104.8
73	Lima-Barbosa, Raphael	1925	CAN	F	−8N	−23B	−50B	F	F	F	0.0	11.5	11.5	0.00	1355	-16.8
74	FIDE 2679922	1400	—	F	F	−59N	F	F	F	F	0.0	10.0	10.0	0.00	1133	0.0
75	FIDE 2679906	1400	—	−22B	−52N	F	F	F	F	F	0.0	8.0	8.0	0.00	1151	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Radenovic, MilanCAN
+101.6
4.5 pts · #11
2Jutras, ArnaudCAN
+93.2
3.5 pts · #23
3Adam, RafaelCMCAN
+84.8
5.5 pts · #5

Top rating losers

1Morteza, ArianIRI
-104.8
0.0 pts · #71
2Rondon, LucianoCAN
-78.8
1.0 pts · #67
3Iordanescu, Victor NicolaeCAN
-71.2
0.5 pts · #68

Biggest upsets

R4+525 Elo gap
Huynh, Nhu Phuong Nghi1400 beat Lima-Barbosa, Raphael1925
R7+513 Elo gap
Huynh, Nhu Phuong Nghi1400 beat Buzhor, Danil1913
R7+424 Elo gap
CMAdam, Rafael2054 beat GMLesiege, Alexandre2478