6-K
XORTX Therapeutics Inc. (XRTX)
UNITED STATESSECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Form 6-K
REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16UNDER THE SECURITIES EXCHANGE ACT OF 1934
For the month of October 2025
Commission File Number: 001-40858
XORTX Therapeutics Inc.
3710 – 33^rd^ Street NW, Calgary, Alberta, T2L 2M1
Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.
Form 20-F ⊠ Form 40-F □
SIGNATURE
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.
| XORTX THERAPEUTICS INC. | |||
|---|---|---|---|
| (Registrant) | |||
| Date: | October 17, 2025 | By: | /s/ Allen Davidoff |
| Name: | Allen Davidoff | ||
| Title: | Chief Executive Officer |
EXHIBIT INDEX
| 99.1 | Pro-forma Interim Interim Balance Sheet as at September 30, 2025 and October 16, 2025 |
|---|
Exhibit 99.1
XORTX THERAPEUTICS INC.
PRO-FORMA INTERIM INTERIM BALANCE SHEET
as at September 30, 2025 and October 16, 2025
| June 30, 2025 | September 30, 2025 | Post Q3 <br>2025 | October 16, 2025 | December 31, 2024 | |
|---|---|---|---|---|---|
| $ | |||||
| Assets | |||||
| Current | |||||
| Cash | 1,063,477 | 1,193,915 | **** | 1,193,915 | 2,473,649 |
| Accounts receivable | 10,860 | 22,092 | 22,092 | 17,637 | |
| Prepaid expenses | 97,589 | 30,444 | 30,444 | 185,412 | |
| Deferred share issuance costs | 92,594 | 111,028 | 111,028 | - | |
| Total Current Assets | 1,264,520 | 1,357,479 | - | 1,357,479 | 2,676,698 |
| Non-current | |||||
| Contract payments | 1,200,000 | 1,200,000 | 1,200,000 | 1,200,000 | |
| Acquired assets | 3,250,000 | 3,250,000 | |||
| Intangible assets | 195,008 | 193,997 | 193,997 | 183,108 | |
| Property and equipment | 82,490 | 59,602 | 59,602 | 34,721 | |
| Total Assets | 2,742,018 | 2,811,078 | 3,250,000 | 6,061,078 | 4,094,527 |
| Liabilities | |||||
| Current | |||||
| Accounts payable and accrued liabilities | 453,982 | 677,314 | 150,000 | 827,314 | 147,205 |
| Derivative warrant liability | 177,000 | 101,000 | 101,000 | 572,000 | |
| Lease obligation | 80,473 | 59,094 | 59,094 | 38,785 | |
| Total Liabilities | 711,455 | 837,408 | 150,000 | 987,408 | 757,990 |
| Shareholders’ Equity | |||||
| Share capital | 18,912,699 | 19,488,598 | 19,488,598 | 18,493,571 | |
| Reserves | 5,730,349 | 5,747,026 | 3,100,000 | 8,847,026 | 6,039,078 |
| Obligation to issue shares | 24,746 | 24,746 | 24,746 | 24,746 | |
| Accumulated other comprehensive loss | (52,605 | (52,605 | (52,605 | (52,605 | |
| Accumulated deficit | (22,584,626 | (23,234,095 | (23,234,095 | (21,168,253 | |
| Total Shareholders’ Equity | 2,030,563 | 1,973,670 | 3,100,000 | 5,073,670 | 3,336,537 |
| Total Liabilities and Shareholders’ Equity | 2,742,018 | 2,811,078 | 3,250,000 | 6,061,078 | 4,094,527 |
All values are in US Dollars.