ATLQU SCHEDULE 13G: SEC filing

Magnetar Financial LLC and affiliated entities

Filed with the SEC on · accession 0001104659-26-095332

ATLQU filed a SCHEDULE 13G (schedule 13g) with the SEC on Aug 13, 2026. A report the company filed with the SEC (the US market regulator).

Summary of the filing

Magnetar Financial LLC and affiliated entities filed a joint filing agreement under Schedule 13G regarding their passive ownership of shares of JAB Acquisition Corp I as of June 30, 2026.

Key details

FilerMagnetar Financial LLC
Sole member of magnetar financial llcMagnetar Capital Partners LP
General partner of magnetar capital partners lpSupernova Management LLC
Issuer of securities ownedJAB Acquisition Corp I
Administrative manager of supernova management llcDavid J. Snyderman
Attorney-in-factHayley Stein

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Frequently asked questions

What did ATLQU file with the SEC on Aug 13, 2026?

ATLQU filed a SCHEDULE 13G (SEC filing). Magnetar Financial LLC and affiliated entities filed a joint filing agreement under Schedule 13G regarding their passive ownership of shares of JAB Acquisition Corp I as of June 30, 2026.

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).

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