LXEO EFFECT: SEC filing

Lexeo Therapeutics

Filed with the SEC on Nov 4, 2026 · accession 9999999995-26-003444

LXEO filed a EFFECT (effect) with the SEC on Nov 4, 2026. A report the company filed with the SEC (the US market regulator). The stock moved +3.9% by the first close after the filing.

Summary of the filing

Lexeo Therapeutics filed an EFFECT notice with the SEC, indicating that a previously filed registration statement has been declared effective.

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Key details

FilerLexeo Therapeutics, Inc.

How LXEO stock reacted

Close before

$3.11

Nov 3, 2026

First close after

+3.86%

$3.23

5 trading days

—

Since filing

-7.07%

$2.89

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Frequently asked questions

What did LXEO file with the SEC on Nov 4, 2026?

LXEO filed a EFFECT (SEC filing). Lexeo Therapeutics filed an EFFECT notice with the SEC, indicating that a previously filed registration statement has been declared effective.

How do I read a EFFECT?

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 EFFECT (effect): A report the company filed with the SEC (the US market regulator).

How did LXEO stock react to this filing?

LXEO closed at $3.11 before the filing and $3.23 on Nov 4, 2026 (+3.86%).

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