KPTI 8-K: Delisting notice
Filed with the SEC on · accession 0001193125-26-448516
KPTI filed a 8-K (current report) with the SEC on Nov 5, 2026. Karyopharm Therapeutics received a Nasdaq delisting notice following its Chapter 11 bankruptcy filing, with trading suspended November 11, 2026 and the stock expected to move to OTC markets under the symbol KPTIQ. The stock moved -17.6% by the first close after the filing.
Summary of the filing
Karyopharm Therapeutics received a Nasdaq delisting notice following its Chapter 11 bankruptcy filing, with trading suspended November 11, 2026 and the stock expected to move to OTC markets under the symbol KPTIQ. The company's prepackaged Chapter 11 plan provides that existing common and preferred stockholders will receive no distribution and likely experience a complete loss.
Key details
How KPTI stock reacted
Close before
$0.07
Nov 4, 2026
First close after
-17.56%
$0.06
5 trading days
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Since filing
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Click hereFrequently asked questions
What did KPTI file with the SEC on Nov 5, 2026?
KPTI filed a 8-K (Delisting notice). Karyopharm Therapeutics received a Nasdaq delisting notice following its Chapter 11 bankruptcy filing, with trading suspended November 11, 2026 and the stock expected to move to OTC markets under the symbol KPTIQ. The company's prepackaged Chapter 11 plan provides that existing common and preferred stockholders will receive no distribution and likely experience a complete loss.
What does a delisting notice mean for KPTI stock?
The stock often falls sharply. In a Chapter 11 reorganization existing shares are frequently cancelled or heavily diluted; in Chapter 7 the company is liquidated and shareholders are paid last, usually nothing.
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 KPTI stock react to this filing?
KPTI closed at $0.07 before the filing and $0.06 on Nov 5, 2026 (-17.56%).
Other KPTI SEC filings
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