Aptose Biosciences Delays Closing of Hanmi Acquisition to June
Aptose Biosciences said regulatory approvals in South Korea are still pending for its planned acquisition by Hanmi Pharmaceutical. The companies now target closing in June and have received an additional loan advance to continue operations.
etfdailynews.comAptose Biosciences Inc. announced on May 29, 2026 that the closing of its previously announced acquisition by Hanmi Pharmaceutical Co. Ltd. and its subsidiary has been delayed. Certain Korean regulatory approvals required for the transaction remain in progress. The parties stated they do not expect the review to prevent completion and now target closing for June.
Under the arrangement, Hanmi will acquire all common shares of Aptose not already owned by the Hanmi Purchasers. 88 on the Toronto Stock Exchange. The agreement was first disclosed on November 19, 2025.
0 million advance from Hanmi under an amended loan facility originally announced on September 22, 2025. 0 million advance expected in the coming days. These funds support continuation of the TUSCANY clinical trial evaluating tuspetinib in combination with venetoclax and azacitidine for newly diagnosed acute myeloid leukemia.
Key Facts
Story Timeline
3 events- September 22, 2025
Aptose and Hanmi announced the US$11.9 million loan facility agreement.
1 sourceBenzinga - November 19, 2025
Aptose disclosed the plan of arrangement with Hanmi Pharmaceutical.
1 sourceBenzinga - May 29, 2026
Aptose reported that Korean regulatory approvals remain pending and moved closing target to June.
1 sourceBenzinga
Potential Impact
- 01
Shareholders will receive C$2.41 per share if the transaction closes as planned.
- 02
Aptose will continue the TUSCANY clinical trial using funds from the Hanmi loan facility.
Transparency Panel
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