secwatch.observer — SEC 8-K summary
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Issuer:     Aptose Biosciences Inc. (APTOF)
CIK:        0000882361
Form:       8-K
Filed at:   2026-04-30T23:59:59+00:00
Accession:  0001171843-26-002877
Event type: m_and_a
Sentiment:  neutral
Materiality: 0.70
Item codes: 7.01, 9.01
LLM model:  deepseek-v4-flash:cloud@v2

Aptose delays closing of Hanmi arrangement; targets May 2026 for completion
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- Closing delayed as Korean regulatory approvals remain in progress; parties do not anticipate prevention.
- Hanmi will acquire all outstanding Aptose shares at C$2.41 per share, a 28% premium to C$1.88 VWAP.
- Transaction originally announced Nov 19, 2025; closing expected in May 2026.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/882361/000117184326002877/0001171843-26-002877-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/882361/000117184326002877/f8k_042926.htm
  HTML page:      https://secwatch.observer/filing/0001171843-26-002877

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