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RADX SCHEDULE 13G: SEC filing

Morgan Stanley

Filed with the SEC on · accession 0000895421-26-000333

RADX filed a SCHEDULE 13G (schedule 13g) with the SEC on Nov 13, 2026. Morgan Stanley filed a Schedule 13G disclosing beneficial ownership of 272,558,527 ordinary shares/American Depositary Shares of Radiopharm Theranostics Ltd, representing 5.6% of the class, as of September 30, 2026. The stock moved -3.8% by the first close after the filing.

Summary of the filing

Morgan Stanley filed a Schedule 13G disclosing beneficial ownership of 272,558,527 ordinary shares/American Depositary Shares of Radiopharm Theranostics Ltd, representing 5.6% of the class, as of September 30, 2026. The filing is a passive institutional ownership disclosure under Rule 13d-1(b).

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Key details

shares beneficially owned$272.6M
Filer / beneficial ownerMorgan Stanley
Wholly-owned subsidiary of morgan stanley; direct beneficial ownerMorgan Stanley Australia Securities Limited
Issuer / subject companyRadiopharm Theranostics Ltd
Authorized signatory, morgan stanleyClaire Gordon
Authorized signatory, morgan stanley australia securities limitedBrett Graham

How RADX stock reacted

Close before

$0.79

Nov 12, 2026

First close after

-3.80%

$0.76

5 trading days

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Since filing

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Frequently asked questions

What did RADX file with the SEC on Nov 13, 2026?

RADX filed a SCHEDULE 13G (SEC filing). Morgan Stanley filed a Schedule 13G disclosing beneficial ownership of 272,558,527 ordinary shares/American Depositary Shares of Radiopharm Theranostics Ltd, representing 5.6% of the class, as of September 30, 2026. The filing is a passive institutional ownership disclosure under Rule 13d-1(b).

How do I read a SCHEDULE 13G?

A report the company filed with the SEC (the US market regulator). Start with the summary, then the key amounts and names. Compare it with the company’s earlier filings.

Why are SEC filings important?

Public companies must tell the SEC about anything that can change their value — results, leadership changes, big deals, new shares, bankruptcy. Filings are the official source, often before the news. A SCHEDULE 13G (schedule 13g): A report the company filed with the SEC (the US market regulator).

How did RADX stock react to this filing?

RADX closed at $0.79 before the filing and $0.76 on Nov 13, 2026 (-3.80%).

Other RADX SEC filings

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