Format
SJ
Sperber, Jacob
🇺🇸FIDE 39915158· Male· United States of America· Born in 2007
Follow Jacob SperberTrack his monthly FIDE ratings, games, tournaments and more.
Jacob Sperber, a 19-year-old American player, is rated 1918. He plays occasionally (9 games in the last 12 months). Recent appearances: 53rd Annual World Open and CFCC 2025 Sunshine Open - Master-Expert. His peak of 1957 was reached at age 18 (Jul 2025).
Current rating
1918
Standard
Rpd—·Blz1815
All-time high
1957
−39 pts below
Jul 2025 · age 18
Jul 2025 · age 18
Activity
24
games / yr avg. · ≈2/mo
4 past 12 mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#43,725
#43,725 · players worldwide · of 218,279
Career timeline
5 entries2026
K-factor lowered to 20
at age 19
Jan 2026
2025
All-time peak 1957
at age 18 · −39 from today
Jul 2025
2024
Best 12-month gain (+284 Elo)
1662 → 1946
Aug 2024
Crossed 1800
at age 17
Mar 2024
2023
First FIDE rating
1629 · at age 16
Apr 2023
Standard rating history
Peak
FIDE title
Threshold
First rated
FIDE recal.
Activity & highlights
Evolution
-39
1957 → 1918
Rankings
/
United States of America
#1,214
out of 5,510 players
Americas
#4,793
in continent
World
#43,724
out of 400,000+
National ranking
Europe & World
Europe
World
United States of America
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World
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