Joshua Posthuma
Country
USA
Birth Year
2000
Gender
M
Title
International Master
FIDE ID
2096889
FIDE rating history
View rating lists
Available Games
Published games available in our archive; coverage varies by tournament. Archive last checked: 2026-10-06 (UTC).
| # | Date | Event | Site | Round | White | Black | Result | Moves | View |
|---|---|---|---|---|---|---|---|---|---|
| 251 | 2020-03-05 | Montreal Winter IM 2020 | Montreal CAN | 6.4 | Joshua Posthuma | Rohan Talukdar | 1/2-1/2 | 47 | Open |
| 252 | 2020-03-04 | Montreal Winter IM 2020 | Montreal CAN | 5.2 | Justus Williams | Joshua Posthuma | 1-0 | 55 | Open |
| 253 | 2020-03-04 | Montreal Winter IM 2020 | Montreal CAN | 4.5 | Joshua Posthuma | Dagur Ragnarsson | 1-0 | 50 | Open |
| 254 | 2020-03-03 | Montreal Winter IM 2020 | Montreal CAN | 3.1 | Joshua Posthuma | Shawn Rodrigue-Lemieux | 1/2-1/2 | 59 | Open |
| 255 | 2020-03-03 | Montreal Winter IM 2020 | Montreal CAN | 2.5 | Doug Eckert | Joshua Posthuma | 1-0 | 53 | Open |
| 256 | 2020-03-02 | Montreal Winter IM 2020 | Montreal CAN | 1.2 | Joshua Posthuma | Thanh Nha Duong | 0-1 | 78 | Open |
| 257 | 2020-02-23 | Elevate My Chess Feb IM | Oakville CAN | 9.3 | Joshua Posthuma | Jordan Clyde | 1-0 | 30 | Open |
| 258 | 2020-02-23 | Elevate My Chess Feb IM | Oakville CAN | 8.3 | Silas Lund | Joshua Posthuma | 0-1 | 37 | Open |
| 259 | 2020-02-22 | Elevate My Chess Feb IM | Oakville CAN | 7.4 | Joshua Posthuma | Mark Plotkin | 0-1 | 66 | Open |
| 260 | 2020-02-22 | Elevate My Chess Feb IM | Oakville CAN | 6.2 | Nicholas Vettese | Joshua Posthuma | 0-1 | 50 | Open |
| 261 | 2020-02-21 | Elevate My Chess Feb IM | Oakville CAN | 5.1 | Joshua Posthuma | Tangi Migot | 1/2-1/2 | 32 | Open |
| 262 | 2020-02-21 | Elevate My Chess Feb IM | Oakville CAN | 4.1 | Eugene Hua | Joshua Posthuma | 1/2-1/2 | 71 | Open |
| 263 | 2020-02-20 | Elevate My Chess Feb IM | Oakville CAN | 3.5 | Jason Liang | Joshua Posthuma | 1/2-1/2 | 166 | Open |
| 264 | 2020-02-20 | Elevate My Chess Feb IM | Oakville CAN | 2.2 | Joshua Posthuma | Tomas Krnan | 1/2-1/2 | 25 | Open |
| 265 | 2020-02-19 | Elevate My Chess Feb IM | Oakville CAN | 1.2 | Liran Zhou | Joshua Posthuma | 1-0 | 57 | Open |
| 266 | 2019-07-31 | 8th Washington Int 2019 | Rockville USA | 9.9 | Jason Wang | Joshua Posthuma | 0-1 | 59 | Open |
| 267 | 2019-07-30 | 8th Washington Int 2019 | Rockville USA | 7.7 | Jennifer Yu | Joshua Posthuma | 1-0 | 50 | Open |
| 268 | 2019-07-05 | 47th Annual World Open | Philadelphia USA | 5 | Emilio Cordova | Joshua Posthuma | 1/2-1/2 | 11 | Open |
| 269 | 2019-07-04 | 47th Annual World Open | Philadelphia USA | 3 | Yuniesky Quesada Perez | Joshua Posthuma | 1-0 | 35 | Open |
| 270 | 2019-05-27 | 28th Chicago Open 2019 | Chicago USA | 9 | Joshua Posthuma | Gabriel Eidelman | 1-0 | 39 | Open |
| 271 | 2019-05-27 | 28th Chicago Open 2019 | Chicago USA | 8 | Carlos Antonio Hevia Alejano | Joshua Posthuma | 1-0 | 36 | Open |
| 272 | 2019-05-26 | 28th Chicago Open 2019 | Chicago USA | 7 | Joshua Posthuma | Joshua Sheng | 1/2-1/2 | 28 | Open |
| 273 | 2019-05-26 | 28th Chicago Open 2019 | Chicago USA | 6 | Joshua Posthuma | Aiden Zhou | 1-0 | 57 | Open |
| 274 | 2019-05-25 | 28th Chicago Open 2019 | Chicago USA | 5 | Nikola Mitkov | Joshua Posthuma | 1-0 | 59 | Open |
| 275 | 2018-05-28 | 27th Chicago Open 2018 | Chicago USA | 9 | Joshua Posthuma | Nickolas Moore | 1-0 | 26 | Open |
| 276 | 2017-05-28 | 26th Chicago Open 2017 | Chicago USA | 7.2 | Justin Sarkar | Joshua Posthuma | 1-0 | 33 | Open |
| 277 | 2017-05-27 | 26th Chicago Open 2017 | Chicago USA | 4.17 | Michael Song | Joshua Posthuma | 1/2-1/2 | 59 | Open |
| 278 | 2017-05-26 | 26th Chicago Open 2017 | Chicago USA | 3.38 | Joshua Posthuma | Steve Wongso | 1-0 | 27 | Open |
| 279 | 2017-05-26 | 26th Chicago Open 2017 | Chicago USA | 2.4 | Joshua Posthuma | Arthur Guo | 1-0 | 50 | Open |
| 280 | 2017-05-25 | 26th Chicago Open 2017 | Chicago USA | 1.6 | Ruifeng Li | Joshua Posthuma | 1-0 | 59 | Open |
| 281 | 2017-03-05 | Schwarzenegger Open 2017 | Columbus USA | 5 | Joshua Posthuma | James Mills | 1/2-1/2 | 41 | Open |
| 282 | 2017-03-05 | Schwarzenegger Open 2017 | Columbus USA | 4 | Vincent Baker | Joshua Posthuma | 0-1 | 46 | Open |
| 283 | 2017-03-04 | Schwarzenegger Open 2017 | Columbus USA | 3 | Awonder Liang | Joshua Posthuma | 1-0 | 27 | Open |
| 284 | 2017-03-04 | Schwarzenegger Open 2017 | Columbus USA | 2 | Joshua Posthuma | Scott Ramer | 1/2-1/2 | 37 | Open |
| 285 | 2017-03-03 | Schwarzenegger Open 2017 | Columbus USA | 1 | Aryan Balyan | Joshua Posthuma | 0-1 | 34 | Open |
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