Format
Sosa, Tomas
GM🇦🇷FIDE 121576· Male· Argentina· Born in 1998
Follow Tomas SosaTrack his monthly FIDE ratings, games, tournaments and more.
Tomas Sosa, a 28-year-old Argentine Grandmaster, is rated 2546 — just 29 short of his peak of 2575 (May 2024, age 26) and ranked 4th among Argentine players, and 333rd worldwide. He is progressing steadily with +27 Elo over the past 12 months. 73 rated games in the past year. Recent standard appearances include V Open Chess Menorca 2026, Tancat GM C.E. Pardinyes Setmana Santa 2026, and Lliga Catalana 2026 - Divisio D'Honor Play-Off Final Rondas 1-3. Also played 8 rapid (including II Campeonato Iberoamericano de Ajedrez Rapido 2025) and 3 blitz events (including BLITZ FESTIVAL INTERNACIONAL AJEDREZ ISLA DE LA PALMA 2025) recently. He reached World #269 in May 2024 and has been in Argentine top 5 for 31 months and counting.
Awarded GM in 2022 (age 24), IM in 2016 (age 18), and CM in 2014 (age 16). At junior level, he reached World #41 in U20, World #42 in U18, World #56 in U16, World #60 in U14 and World #81 in U12.
Current rating
2546
Standard
Rpd2588·Blz2563
All-time high
2575
−29 pts below
May 2024 · age 26
May 2024 · age 26
Activity
63
games / yr avg. · ≈5/mo
55 past 12 mo · ≈5/mo
classical only
Active
classical only
Active
Signature stat
#4
#4 · Argentine players · of 2,440
National top 5 since Apr 2026
National top 5 since Apr 2026
Career timeline
22 entries2026
31 months in national top 5 (ongoing)
longest streak 20 months · since Aug 2021
Jun 2026
2025
Re-crossed 2500
at age 27
May 2025
2024
Peak Argentine rank: #2
at age 26 · rated 2575
May 2024
Peak World rank: #269
at age 26 · rated 2575
May 2024
All-time peak 2575
at age 26 · −29 from today
May 2024
2023
1,000 career games
at age 25
Jan 2023
Standard rating history
Peak
FIDE title
Threshold
First rated
COVID-19
Activity & highlights
Evolution
+27
2519 → 2546
Tournaments
10
55 games
Score
40/ 5572.7%
30W20D5L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
10 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Apr 2026 | 7.5/9 | #1 | 2652 | +10.6 |
Round-Robin | Mar 2026 | 5.5/9 | #3 | 2446 | -9.5 |
Open Swiss | Mar 2026 | 3/3 | #7 | — | +12.5 |
Round-Robin | Feb 2026 | 0.5/1 | #47 | — | 0.0 |
Round-Robin | Feb 2026 | 2/3 | #18 | — | +2.0 |
Round-Robin | Jan 2026 | 1/1 | #25 | — | +4.4 |
Lliga Catalana 2026 - Divisio d'Honor Grup I Lliga Catalana 2026 - Divisio d'Honor Grup I Rondas 1-2 Round-Robin | Jan 2026 | 0/1 | #99 | — | -5.4 |
Round-Robin | Dec 2025 | 5.5/9 | #2 | 2454 | -9.0 |
Round-Robin | Sep 2025 | 7/9 | #1 | 2632 | +11.2 |
Open Swiss | Aug 2025 | 8/10 | #2 | 2582 | +10.1 |
Most-Played Opponents
vsAlan PichotGM
🇪🇸ESP·2581
+4 −12 =10
26 games·last met Jun 2024
View head-to-head →
vsMiguel MunozGM
🇵🇪PER·2316
+6 −5 =12
23 games·last met Jun 2025
View head-to-head →
vsSergio SlipakGM
🇦🇷ARG·2381
+4 −3 =12
19 games·last met Aug 2018
View head-to-head →
vsGerard Ayats LloberaIM
🇪🇸ESP·2438
+9 −1 =7
17 games·last met May 2026
View head-to-head →
vsFernando Valenzuela GomezIM
🇨🇱CHI·2346
+11 −0 =6
17 games·last met May 2026
View head-to-head →
Rankings
/
Argentina
#4
out of 3,298 players
Americas
#41
in continent
World
#333
out of 400,000+
National ranking
Europe & World
Europe
World
Argentina
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Americas
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| 41 | 2,546 | |
World
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| 333 | 2,546 | |