Arch Biopartners Arranges Non-Brokered Private Placement

(MENAFN- GlobeNewsWire - Nasdaq) TORONTO, March 30, 2026 (GLOBE NEWSWIRE) -- Arch Biopartners Inc. (“Arch” or the“Company”) (TSX Venture: ARCH and OTCQB: ACHFF), announced today it has arranged a non-brokered private placement offering of 1,000,000 common shares priced at $0.60 CAD per common share (the“Common Shares”) for gross proceeds of $600,000 CAD (the“Offering”).

The proceeds of the Offering will be used by Arch as general working capital and for certain operating expenses that are not covered by the Company's human trial funding grants. The Offering is expected to close on April 2, 2026 and is subject to certain conditions including, but not limited to, the receipt of applicable regulatory approvals, including conditional and final approval from the TSX Venture Exchange, as well as the satisfaction of customary closing conditions.

All Common Shares issued in connection with the Offering will be subject to a hold period of four months and one day from the closing date. There are no finders' fees to be paid in connection with the Offering.

There is no material fact or material change about the Company that has not been generally disclosed.

About Arch Biopartners

Arch Biopartners Inc. is a therapeutic biotech company developing novel drugs for acute kidney injury (AKI) and chronic kidney disease (CKD). The Company is advancing an integrated program that includes new treatments targeting inflammation- and toxin-related kidney injury.

Arch's development pipeline includes:

• LSALT peptide:
• Cilastatin:
• CKD Platform:
  

These assets represent distinct, mechanism-based approaches to treating and preventing common causes of kidney damage. Together, they target serious unmet needs in kidney care across both chronic and acute indications, affecting more than 800 million people worldwide¹. Both lead programs are currently enrolling patients at Canadian clinical sites, with additional North American sites in development.

For more details about the Company's science and ongoing clinical trials, please visit:

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The Company has 66,933,289 common shares outstanding.

For more information, please contact:

Aaron Benson Director of Communications Arch Biopartners, Inc. 647-428-7031

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Forward-Looking Statements

This press release contains forward-looking statements within the meaning of applicable Canadian securities laws regarding expectations of the Company's future performance, liquidity, and capital resources, as well as the ongoing development of its drug candidates targeting chronic kidney disease and the dipeptidase-1 (DPEP-1) pathway, including the outcome of its clinical trials relating to LSALT peptide (Metablok) or cilastatin, the successful commercialization and marketing of its drug candidates, whether the Company will receive, and the timing and costs of obtaining, regulatory approvals in Canada, the United States, Europe, and other countries, its ability to raise capital to fund its business plans, the efficacy of its drug candidates compared to the drug candidates developed by competitors, its ability to retain and attract key management personnel, and the breadth of, and its ability to protect, its intellectual property portfolio. These statements are based on management's current expectations and beliefs, including certain factors and assumptions, as described in the Company's most recent annual audited financial statements and related management discussion and analysis under the heading“Business Risks and Uncertainties”. As a result of these risks and uncertainties, or other unknown risks and uncertainties, the actual results may differ materially from those contained in any forward-looking statements. The words“believe”,“may”,“plan”,“will”,“estimate”,“continue”,“anticipate”,“intend”,“expect”, and similar expressions are intended to identify forward-looking statements, although not all forward-looking statements contain these identifying words. The Company undertakes no obligation to update forward-looking statements, except as required by law. Additional information relating to Arch Biopartners Inc., including the Company's most recent annual audited financial statements, is available by accessing the Canadian Securities Administrators' System for Electronic Document Analysis and Retrieval (“SEDAR”) website at .

References:

Mark, Patrick B et al. Global, regional, and national burden of chronic kidney disease in adults, 1990–2023, and its attributable risk factors: a systematic analysis for the Global Burden of Disease Study 2023. The Lancet, 2025;406(10518), 2461 - 2482.

The scientific and medical content of this release has been reviewed and approved by the Company's Chief Science Officer.

Neither the TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in the policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy of this release.

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