| UNITED STATES |
| SECURITIES AND EXCHANGE COMMISSION |
| Washington, D.C. 20549 |
| Notice of Effectiveness |
| Effectiveness Date: |
May 13,
2026 |
| Accession Number: |
0001104659-26-057834 |
| Submission Type: |
POS AM |
| CIK: |
0001729214 |
| Company Name: |
XORTX Therapeutics Inc. |
| File Number: |
333-290512 |
|
