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Stocks/HOWL/SEC Filings/8-K Nov 9, 2026

HOWL 8-K: SEC filing

Werewolf Therapeutics

Filed with the SEC on Nov 9, 2026 · accession 0001193125-26-452789

HOWL filed a 8-K (current report) with the SEC on Nov 9, 2026. A report of a major event, filed within four business days: results, deals, leadership changes, bankruptcy and more. The stock moved +0.0% by the first close after the filing.

Summary of the filing

Werewolf Therapeutics announced new clinical data from its Phase 1/1b trial of WTX-124 and Phase 1b/2 trial of WTX-330, its conditionally activated IL-2 and IL-12 INDUKINE molecules for solid tumors, via a press release furnished under Item 7.01.

For details, click here →How to read a 8-K →

Key details

RegistrantWerewolf Therapeutics, Inc.
Svp, general counsel and secretaryJonathan Owen

How HOWL stock reacted

Close before

$1.01

Nov 6, 2026

First close after

+0.00%

$1.01

5 trading days

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Since filing

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Frequently asked questions

What did HOWL file with the SEC on Nov 9, 2026?

HOWL filed a 8-K (SEC filing). Werewolf Therapeutics announced new clinical data from its Phase 1/1b trial of WTX-124 and Phase 1b/2 trial of WTX-330, its conditionally activated IL-2 and IL-12 INDUKINE molecules for solid tumors, via a press release furnished under Item 7.01.

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 HOWL stock react to this filing?

HOWL closed at $1.01 before the filing and $1.01 on Nov 9, 2026 (+0.00%).

Other HOWL SEC filings

  • S-4 · SEC filingOct 26, 2026
  • S-4 · Executive departureSep 22, 2026
  • 8-K · AcquisitionAug 21, 2026
  • 8-K · DivestitureAug 20, 2026
  • 10-Q · Material agreementJul 31, 2026
  • 8-K · SEC filingJul 31, 2026
  • 10-Q · SEC filingMay 7, 2026
  • 8-K · SEC filingMay 7, 2026

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Source: SEC EDGAR filing 0001193125-26-452789. 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.