ARCT 8-K: SEC filing
Arcturus Therapeutics
Filed with the SEC on · accession 0001193805-26-001439
ARCT filed a 8-K (current report) with the SEC on Nov 5, 2026. A report of a major event, filed within four business days: results, deals, leadership changes, bankruptcy and more. The stock moved -13.9% by the first close after the filing.
Summary of the filing
Arcturus Therapeutics announced its financial results for the quarter ended September 30, 2026 and provided a corporate update, including pipeline progress on ARCT-032, ARCT-810, and ARCT-2601, and the anticipated EU/UK launch of KOSTAIVE.
Key details
How ARCT stock reacted
Close before
$10.87
Nov 4, 2026
First close after
-13.89%
$9.36
5 trading days
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Since filing
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Click hereFrequently asked questions
What did ARCT file with the SEC on Nov 5, 2026?
ARCT filed a 8-K (SEC filing). Arcturus Therapeutics announced its financial results for the quarter ended September 30, 2026 and provided a corporate update, including pipeline progress on ARCT-032, ARCT-810, and ARCT-2601, and the anticipated EU/UK launch of KOSTAIVE.
How do I read a 8-K?
A report of a major event, filed within four business days: results, deals, leadership changes, bankruptcy and more. The "Item" number tells you the topic (e.g. 2.02 results, 5.02 executive change, 1.01 new agreement, 1.03 bankruptcy). Exhibits (99.1 press release) usually hold the details.
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 8-K (current report): A report of a major event, filed within four business days: results, deals, leadership changes, bankruptcy and more.
How did ARCT stock react to this filing?
ARCT closed at $10.87 before the filing and $9.36 on Nov 5, 2026 (-13.89%).
Other ARCT SEC filings
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