Format
PJ
Posthuma, Joshua
IM🇺🇸FIDE 2096889· Male· United States of America· Born in 2000
Follow Joshua PosthumaTrack his monthly FIDE ratings, games, tournaments and more.
Joshua Posthuma, a 26-year-old American International Master, is rated 2378 and sitting in the top 2% of American players, and in the top 1% worldwide. He has held steady between 2350 and 2400 for 20 months. 55 rated games in the past year (≈49/year long-term). Recent standard appearances include 2026 Cincinnati Open - FIDE Elite, 2026 Michigan Class Championship - Masters and Experts, and 2025 U.S. Masters. Also played 1 blitz event (including 2025 North Carolina Open - Blitz Championship) recently. His peak of 2457 was reached at age 23 (Apr 2023, American #59 at the time).
Awarded IM in 2022 (age 22) and FM in 2018 (age 18). At junior level, he reached #15, #15 and #20 nationally in U20, U18 and U16.
Current rating
2378
Standard
Rpd2439·Blz2318
All-time high
2457
−79 pts below
Apr 2023 · age 23
Apr 2023 · age 23
Activity
55
games / yr avg. · ≈5/mo
55 past 12 mo · ≈5/mo
classical only
Active
classical only
Active
Signature stat
Top 2%
#103 · American players · of 4,932
Career timeline
18 entries2025
500 career games
at age 25
Aug 2025
2023
Peak American rank: #59
at age 23 · rated 2457
Apr 2023
All-time peak 2457
at age 23 · −79 from today
Apr 2023
2022
IM title awardedIM
at age 22 · 2022 2nd FIDE Council
Aug 2022
Best 12-month gain (+161 Elo)
2256 → 2417
Jun 2022
Crossed 2400
at age 22
Apr 2022
Standard rating history
Activity & highlights
Top opponent
Evolution
-9
2387 → 2378
Tournaments
10
55 games
Score
37.5/ 5568.2%
30W15D10L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
10 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | Apr 2026 | 2.5/3 | #11 | 2299 | -1.6 |
Swiss | Jan 2026 | 1/2 | #15 | 1874 | -8.4 |
Open Swiss | Nov 2025 | 6/9 | #22 | 2344 | -2.3 |
Swiss | Oct 2025 | 4/4 | #1 | 2620 | +4.1 |
Open Swiss | Aug 2025 | 4.5/5 | #5 | 2338 | +1.2 |
Open Swiss | Aug 2025 | 5/8 | #12 | 2417 | +5.0 |
Open Swiss | Jul 2025 | 1.5/3 | #22 | 2040 | -11.8 |
Round-Robin | Jul 2025 | 4.5/9 | #6 | 2444 | +6.3 |
Open Swiss | Jul 2025 | 6/9 | #19 | 2318 | -6.0 |
Open Swiss | Jun 2025 | 2.5/3 | #8 | 2497 | +4.7 |
Most-Played Opponents
vsManis Davidovich
🇺🇸USA·1950
+10 −2 =0
12 games·last met Sep 2023
View head-to-head →
vsMark HeimannGM
🇺🇸USA·2479
+0 −3 =5
8 games·last met Nov 2023
View head-to-head →
vsAndrew HubbardFM
🇺🇸USA·2087
+5 −1 =2
8 games·last met Oct 2019
View head-to-head →
vsRohan TalukdarIM
🇨🇦CAN·2382
+3 −1 =3
7 games·last met Jan 2022
View head-to-head →
vsSeth HomaFM
🇺🇸USA·2273
+2 −2 =3
7 games·last met Sep 2021
View head-to-head →
Rankings
/
United States of America
#103
out of 5,412 players
Americas
#236
in continent
World
#2,077
out of 400,000+
National ranking
Europe & World
Europe
World
United States of America
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| 10 | 🇺🇸Follow Ray RobsonTrack their monthly FIDE ratings, games, tournaments and more. | 2,653 |
| ... | ||
| 103 | 2,378 | |
Americas
| 1 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 2 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,788 |
| 3 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,754 |
| 4 | 🇺🇸Follow Leinier Dominguez PerezTrack their monthly FIDE ratings, games, tournaments and more. | 2,732 |
| 5 | 🇺🇸Follow Hans Moke NiemannTrack their monthly FIDE ratings, games, tournaments and more. | 2,728 |
| 6 | 🇺🇸Follow Levon AronianTrack their monthly FIDE ratings, games, tournaments and more. | 2,724 |
| 7 | 🇺🇸Follow Awonder LiangTrack their monthly FIDE ratings, games, tournaments and more. | 2,718 |
| 8 | 🇺🇸Follow Samuel SevianTrack their monthly FIDE ratings, games, tournaments and more. | 2,696 |
| 9 | 🇺🇸Follow Jeffery XiongTrack their monthly FIDE ratings, games, tournaments and more. | 2,656 |
| 10 | 🇺🇸Follow Ray RobsonTrack their monthly FIDE ratings, games, tournaments and more. | 2,653 |
| ... | ||
| 236 | 2,378 | |
World
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| 2 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 3 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,788 |
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| 7 | 🇫🇷Follow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more. | 2,759 |
| 9 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,754 |
| 10 | 🇨🇳Follow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| ... | ||
| 2077 | 2,378 | |