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BCS

Notice of Effectiveness · EFFECT

newcleo plc

NWCLNASDAQEQUITYCurrent

Notice of Effectiveness

Filed Oct 16, 2026Accepted Oct 19, 2026, 12:15 AM EDTFiling CIK 2131813Accession 9999999995-26-003277
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Structured filing — EFFECT

primary_doc.xml

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Notice details

Submission type
EFFECT
Act
33

Effectiveness

Effective date
2026-10-16
Effective time (as filed)
16:00:00
Form
F-1

Registrant 1

Registrant
newcleo plc
Registrant CIK
0002131813
File number
333-299328

Company context

new cleo is an innovative nuclear energy company developing AMRs cooled by liquid lead, and facilities to produce nuclear fuel from recycled nuclear waste, with the goal of delivering abundant, competitive, low-carbon energy. The company was founded by physicist-entrepreneur Stefano Buono following the USD $3.9 billion sale of his previous venture - Nasdaq-listed nuclear medicine company Advanced Accelerator Applications - to Novartis. With, approximately USD $780 million in private funding, and more than 900 highly skilled employees across Europe and the United States, the company has built a network of over 100 industry partnerships and supports its growth through the targeted acquisition and vertical integration of key companies in the nuclear supply chain.

Current securities

Recent company filings

  1. 424B3 filingOct 16, 2026
  2. 6-K filingOct 14, 2026
  3. F-1 filingOct 6, 2026
  4. 6-K filingOct 6, 2026
  5. 6-K filingOct 5, 2026

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