The morning brief, in your inbox before you sit down.

New deals · status changes · contested meetings · activist filings. Sent 7am ET on weekdays. Preview today’s

Morning Report
Today's Brief

DiamiR Biosciences Corp.

private/Aptorum Group LimitedNasdaq: APM

Aptorum Group Closes DiamiR Merger, Rebrands as Niki BioSolutions

StockPost-voteVote requiredhigh confidence

Key takeaways

  • Expected close Jul 20, 2026 (~3d). No financing condition.

Merger Arbeconomics, downside, days

Deal value

stock

Per-share offer

all-stock merger

Premium

Days to close

3d

Jul 20, 2026

Term fee

ConsiderationStock
Detailall-stock merger
AnnouncedJul 16, 2026
Days outstanding1d
Expected closeJul 20, 2026
Termination fee
Reverse term fee
Go-shop period
Fiduciary out
Financing conditionNo — fully committed
Debt commitment
Insider lock-up

Timelineannounced → close
  1. Announced

    Jul 16, 2026

  2. Preliminary Proxy

  3. Definitive Proxy

  4. Record date

  5. Shareholder vote

    Jun 9, 2026

  6. Expected close

    Jul 20, 2026

    in 3d


Vote Mechanicsrecord / mailing / vote
Vote required38d post-vote
Vote dateJun 9, 2026
Record date
Mailing date
Record → vote
Threshold
Min approvalparsed
Shares outstanding
Insider lock-up

Regulatory & ConditionsHSR / EU / CFIUS / MAC

Closing conditions

  • satisfaction or waiver of remaining customary closing conditions described in the merger agreement

Closing Conditionsapprovals · vote · financing · lockups
1 done · 0 pending · 1 total
  • Financing· No financing condition

Interloper Riskcompeting bids, activist filers

No competing-bidder, activist, or dissident-proxy signals in the database for this target.


Advisors

No advisor data on record for this deal.


Filing Timelineevery filing on this issuer
  1. Jul 16, 2026todaythis filing

    Aptorum Group Closes DiamiR Merger, Rebrands as Niki BioSolutions

  2. Apr 24, 2026

    Aptorum Group to Merge with DiamiR Biosciences; Combined Company to Be Niki BioSolutions


Filing Trailcross-reference table
DateFormSectionHeadlineStatus
Apr 24, 2026definitiveAptorum Group to Merge with DiamiR Biosciences; Combined Company to Be Niki BioSolutionsproxy_filed

Sources

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.

Item id: 9742f5a1-07cc-4227-bc42-4e0631396a10 · ingested Jul 16, 2026