XORTX Announces Termination and Postponement of Investor Relations Program

CALGARY, Alberta, Aug. 28, 2026 (GLOBE NEWSWIRE) -- XORTX Therapeutics Inc. ("XORTX" or the “Company”) NASDAQ: XRTX | TSXV: XRTX | Frankfurt: ANU), a late-stage clinical pharmaceutical company focused on developing innovative therapies to treat gout and progressive kidney disease, announces that, effective August 7, 2026, it terminated its previously announced investor relations and marketing agreement dated May 13, 2026 with IR Agency LLC (the “IR Agreement”). The IR Agreement had a 90-day term commencing May 18, 2026 and provided for 10 individual marketing days of news distribution campaigns for an aggregate fee of US$2.5 million, payable in advance. The fee was fully earned upon receipt and non-refundable. Under the mutual agreement of the parties, the arrangement has been rescinded, all services contemplated under the agreement have been discontinued and the funds previously paid to IR Agency LLC in connection with the agreement were returned to the Company on August 14, 2026. The original arrangement was disclosed in connection with the Company's US$5 million public offering completed on May 19, 2026. A portion of the offering proceeds, in an amount equal to US$2.5 million, had been allocated to IR Agency LLC for marketing and advertising services.