DiamiR Biosciences Corp.
private/Aptorum Group LimitedNasdaq: APMAptorum Group Closes DiamiR Merger, Rebrands as Niki BioSolutions
Key takeaways
- Expected close Jul 20, 2026 (~3d). No financing condition.
Deal value
—
stock
Per-share offer
—
all-stock merger
Premium
—
Days to close
3d
Jul 20, 2026
Term fee
—
Announced
Jul 16, 2026
Preliminary Proxy
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Definitive Proxy
—
Record date
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Shareholder vote
Jun 9, 2026
Expected close
Jul 20, 2026
in 3d
Closing conditions
- satisfaction or waiver of remaining customary closing conditions described in the merger agreement
- ✓Financing· No financing condition
No competing-bidder, activist, or dissident-proxy signals in the database for this target.
No advisor data on record for this deal.
- Jul 16, 2026todaythis filing
Aptorum Group Closes DiamiR Merger, Rebrands as Niki BioSolutions
- Apr 24, 2026
Aptorum Group to Merge with DiamiR Biosciences; Combined Company to Be Niki BioSolutions
| Date | Form | Section | Headline | Status |
|---|---|---|---|---|
| Apr 24, 2026 | — | definitive | Aptorum Group to Merge with DiamiR Biosciences; Combined Company to Be Niki BioSolutions | proxy_filed |
Aptorum Group Limited (Nasdaq: APM) completed its all-stock merger with DiamiR Biosciences Corp., with closing anticipated on or about July 20, 2026. The combined company will be renamed Niki BioSolutions, Inc. and trade on Nasdaq under ticker "NIKI" following a 1-for-10 reverse stock split. Both companies' shareholders approved the transaction on June 9, 2026.