secwatch.observer — SEC 8-K summary
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Issuer:     Aptorum Group Ltd (APM)
CIK:        0001734005
Form:       8-K
Filed at:   2026-07-20T12:15:22+00:00
Accession:  0001213900-26-079416
Event type: m_and_a
Sentiment:  neutral
Materiality: 0.75
Item codes: 2.01, 3.03, 5.02, 5.03, 8.01, 9.01
LLM model:  deepseek-v4-flash:cloud@v2

Aptorum completes merger with DiamiR, redomiciles as Niki BioSolutions, trades under NIKI
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- Merger closed July 20, 2026; Aptorum redomiciled to Delaware and renamed Niki BioSolutions, Inc.
- DiamiR shareholders received ~1.98M shares of Niki common; Aptorum shareholders got ~814K common and ~180K Series A preferred.
- 1-for-10 reverse stock split effective July 20, reducing outstanding Class A from ~6.35M to ~635K shares.
- New board: Ian Huen (Chairman), Kira Sheinerman, Justin Wu, Douglas Arner, Laura A. Philips, Alidad Mireskandari (observer).
- Adopted 2026 Incentive Plan reserving 4.5M shares plus annual evergreen increases.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/1734005/000121390026079416/0001213900-26-079416-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/1734005/000121390026079416/ea0298262-8k_nikibio.htm
  HTML page:      https://secwatch.observer/filing/0001213900-26-079416

License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer