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Stocks/BRKHU/SEC Filings/SCHEDULE 13G Aug 13, 2026

BRKHU SCHEDULE 13G: SEC filing

Magnetar Financial LLC and affiliated entities

Filed with the SEC on Aug 13, 2026 · accession 0001104659-26-095308

BRKHU 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). The stock moved +0.0% by the first close after the filing.

Summary of the filing

Magnetar Financial LLC and affiliated entities filed a Schedule 13G joint filing agreement disclosing a passive ownership position in Burtech Acquisition Corp II as of June 30, 2026.

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Key details

Filer / reporting personMagnetar Financial LLC
Filer / reporting personMagnetar Capital Partners LP
Filer / reporting personSupernova Management LLC
Issuer / subject companyBurtech Acquisition Corp II
Administrative manager of supernova management llcDavid J. Snyderman
Attorney-in-factHayley Stein

How BRKHU stock reacted

Close before

$10.50

Aug 10, 2026

First close after

+0.00%

$10.50

5 trading days

-2.00%

$10.29

Since filing

-2.48%

$10.24

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Frequently asked questions

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

BRKHU filed a SCHEDULE 13G (SEC filing). Magnetar Financial LLC and affiliated entities filed a Schedule 13G joint filing agreement disclosing a passive ownership position in Burtech Acquisition Corp II 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).

How did BRKHU stock react to this filing?

BRKHU closed at $10.50 before the filing and $10.50 on Aug 20, 2026 (+0.00%). Five trading days later: $10.29 (-2.00%).

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Source: SEC EDGAR filing 0001104659-26-095308. The summary and key details are extracted by SEPT from the filing and may contain errors. Price reaction uses daily closing prices. Not financial advice.