SEPTInvestingStart Free

RADX SCHEDULE 13G: SEC filing

A Schedule 13G was

Filed with the SEC on · accession 0001193125-26-383762

RADX filed a SCHEDULE 13G (schedule 13g) with the SEC on Sep 4, 2026. A Schedule 13G was filed regarding Radiopharm Theranostics Ltd (RADX), indicating a passive ownership position by an institutional or other holder. The stock moved -2.3% by the first close after the filing.

Summary of the filing

A Schedule 13G was filed regarding Radiopharm Theranostics Ltd (RADX), indicating a passive ownership position by an institutional or other holder. The filing text provided contains only the EDGAR directory listing and no substantive ownership details.

For details, click here →

Key details

IssuerRadiopharm Theranostics Ltd

How RADX stock reacted

Close before

$2.15

Sep 3, 2026

First close after

-2.33%

$2.10

5 trading days

-7.91%

$1.98

Since filing

-55.40%

$0.96

✦ Ask GOAX AI about this filing — what it means for RADX, what changed since its last filings and what to watch next.

Try it free for 7 days

🔔 Want to stay updated on new SEC filings for RADX?

Click here

Frequently asked questions

What did RADX file with the SEC on Sep 4, 2026?

RADX filed a SCHEDULE 13G (SEC filing). A Schedule 13G was filed regarding Radiopharm Theranostics Ltd (RADX), indicating a passive ownership position by an institutional or other holder. The filing text provided contains only the EDGAR directory listing and no substantive ownership details.

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 $2.15 before the filing and $2.10 on Sep 4, 2026 (-2.33%). Five trading days later: $1.98 (-7.91%).

Other RADX SEC filings

Get alerts when RADX files with the SEC, plus live charts, key levels and news for 13,000+ stocks.

Try SEPT free for 7 days
RADX overviewRADX analysisRADX newsLatest SEC filings