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2025 Cornerstone Holiday Norm Invitationals #2 - IM B

Round-RobinStandard

10 players participated in this 9-round tournament, held from 31 Dec 2025 to 04 Jan 2026 in Sunnyvale, CA, United States. 8 titled players from 5 federations. Top 10 Elo average was 2215, and top seed was Neuris Delgado Ramirez (🇵🇾 PAR, GM, 2503).

Neuris Delgado Ramirez (🇵🇾 PAR, GM, 2503) won with 7.5/9, ahead of Dylan Tang (6.0) and David Arenas (5.5). Delgado Ramirez shared the lead from round 6 and won solo starting round 7.

The biggest upset came in round 4: Akshaj Pulijala (1830) beat Shaaketh Sivakumar (FM, 2264), a +434-point gap.

Location
🇺🇸Sunnyvale, CA, United States
Dates
31 Dec 2025 → 04 Jan 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Round-robin · 9 rounds
Top seed
🇵🇾GMNeuris Delgado Ramirez2503
Avg top 10
2,215
Participants
10
Titled players · 8
GM×2
IM×1
FM×4
CM×1
Federations · 5 represented
🇺🇸United States of America×6
🇵🇾Paraguay×1
🇨🇴Colombia×1
🇮🇳India×1
🇨🇷Costa Rica×1
Top 3
  • 🥇
    🇵🇾PAR·2503
    7.5pts·2488perf+0.2
  • 🥈
    🇺🇸USA·2218
    6.0pts·2340perf+60.4
  • 🥉
    🇨🇴COL·2352
    5.5pts·2294perf-5.0

How it unfolded

Top 10 · 9 rounds

GM Neuris Delgado Ramirez led from R7 onwards, the runner-up race stayed tight. Title race converged from 2 co-leaders at R4 to 1 by R7.

Co-leaders
3
1
3
2
1
2
1
1
1
#1#2#5#10R1R2R3R4R5R6R7R8R9Delgado Ramirez takes lead
R7 · LEADER CHANGE03 Jan

GM Neuris Delgado Ramirez takes the sole lead (5.5/7).

R9 · DECISIVE LEAD04 Jan

GM Neuris Delgado Ramirez opens a +1.5-point gap over the chasing pack (closest: FM Dylan Tang); the title is out of reach before R9.

R9 · HEAD-TO-HEAD · WINNER VS 2ND

GM Neuris Delgado Ramirez beat FM Dylan Tang (White).

Cross-table

#PlayerElo12345678910PtsSBBhΔ EloPerf
1🇵🇾GMDelgado Ramirez, Neuris2503*1½½½111117.529.5037.5+0.22488
2🇺🇸FMTang, Dylan22180*½1½1½11½6.023.2539.0+60.42340
3🇨🇴GMArenas, David2352½½*½½01½115.521.5039.5-5.02294
4🇨🇷IMJimenez Garcia, Emmanuel2363½0½*½½½1115.520.2539.5-6.32294
5🇺🇸FMSivakumar, Shaaketh2264½½½½*101015.021.7540.00.02257
6🇺🇸Nasta, Kiren Vivek2200001½0*1½1½4.516.7540.5+5.22217
7🇮🇳FMVatsal Singhania22280½0½10*1014.015.7541.0-11.82171
8🇺🇸FMTalwalkar, Vedant209500½00½0*113.09.0042.0-1.22103
10🇺🇸Pulijala, Akshaj183000001010*02.09.0043.0+42.41976
9🇺🇸CMLing, Chenxuan20990½000½001*2.07.2543.0-30.82008

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets
2025 Cornerstone Holiday Norm Invitationals #2 - IM B — Sunnyvale, CA, United States | Chess Tournament Results | ChessStats