JACS SCHEDULE 13G: SEC filing
W. R. Berkley Corporation and its subsidiary Berkley Insurance Company
Filed with the SEC on · accession 0001628280-26-072399
JACS filed a SCHEDULE 13G (schedule 13g) with the SEC on Nov 9, 2026. W. R. Berkley Corporation and its subsidiary Berkley Insurance Company filed a Schedule 13G reporting beneficial ownership of 1,552,905 Class A Ordinary Shares (6.5%) of Jackson Acquisition Company II, a blank check company. The stock moved +0.1% by the first close after the filing.
Summary of the filing
W. R. Berkley Corporation and its subsidiary Berkley Insurance Company filed a Schedule 13G reporting beneficial ownership of 1,552,905 Class A Ordinary Shares (6.5%) of Jackson Acquisition Company II, a blank check company. The filing indicates the shares were acquired in the ordinary course of business and not for the purpose of changing or influencing control.
Key details
How JACS stock reacted
Close before
$10.85
Nov 6, 2026
First close after
+0.09%
$10.86
5 trading days
—
Since filing
+0.00%
$10.85
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Click hereFrequently asked questions
What did JACS file with the SEC on Nov 9, 2026?
JACS filed a SCHEDULE 13G (SEC filing). W. R. Berkley Corporation and its subsidiary Berkley Insurance Company filed a Schedule 13G reporting beneficial ownership of 1,552,905 Class A Ordinary Shares (6.5%) of Jackson Acquisition Company II, a blank check company. The filing indicates the shares were acquired in the ordinary course of business and not for the purpose of changing or influencing control.
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 JACS stock react to this filing?
JACS closed at $10.85 before the filing and $10.86 on Nov 9, 2026 (+0.09%).
Other JACS SEC filings
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