8-K
filed May 29, 2026, 7:40 AM ET
ticker APTOF
CIK 0000882361
M&A
confidence high
sentiment neutral
materiality 0.65
Aptose delays Hanmi acquisition closing to June 2026 on pending Korean regulatory approvals
Aptose Biosciences Inc.
- Closing of plan of arrangement with Hanmi delayed to June 2026 as Korean regulatory approvals remain in progress; parties expect closing to occur.
- Shareholders to receive C$2.41 per share (28% premium over 30-day VWAP on the TSX) upon completion.
- Aptose received additional US$2.0M advance under US$11.9M loan facility from Hanmi, total draws now US$9.9M; final US$2.0M expected shortly.
- Advances support uninterrupted continuation of TUSCANY clinical trial for tuspetinib in frontline AML.
Machine-readable event card
- schema_version
- secwatch.filing_event.v1
- accession
- 0001171843-26-003778
- form_type
- 8-K
- ticker
- APTOF
- cik
- 0000882361
- company_name
- Aptose Biosciences Inc.
- filed_at
- 2026-05-29T11:40:17+00:00
- discovered_at
- 2026-05-29T11:45:00.304435+00:00
- generated_at
- 2026-05-29T11:45:10.806538+00:00
- sec_items
- ["7.01", "9.01"]
- event_type
- m_and_a
- sentiment
- neutral
- materiality_score
- 0.65
- calibrated_materiality_score
- 0.65
- confidence
- high
- secwatch_canonical_url
- https://secwatch.observer/filing/0001171843-26-003778
- json_url
- https://secwatch.observer/filing/0001171843-26-003778.json
- markdown_url
- https://secwatch.observer/filing/0001171843-26-003778.md
- text_url
- https://secwatch.observer/filing/0001171843-26-003778.txt
- edgar_index_url
- https://www.sec.gov/Archives/edgar/data/882361/000117184326003778/0001171843-26-003778-index.htm
- edgar_primary_document_url
- https://www.sec.gov/Archives/edgar/data/882361/000117184326003778/f8k_052926.htm
- generated_by_model
- deepseek-v4-flash:cloud@v2
- review_status
- machine_generated
- human_reviewed
- false
- corrected
- false
- correction_note
- null
- correction_timestamp
- null
- superseded_by
- null
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