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ALEC 10-Q: SEC filing

Alector, Inc.

Filed with the SEC on · accession 0001193125-26-449871

ALEC filed a 10-Q (quarterly report) with the SEC on Nov 5, 2026. The quarterly report: unaudited results for the quarter plus management’s comments. The stock moved -8.3% by the first close after the filing.

Summary of the filing

Alector, Inc. filed its quarterly 10-Q report for the period ending September 30, 2026, disclosing ongoing operations, financial position, and recent corporate developments including a registered direct offering and option repricing.

For details, click here →How to read a 10-Q →

Key details

FilerAlector, Inc.
Collaboration partnerGlaxoSmithKline (GSK)
Collaboration partnerGenentech
Subsequent event counterpartySpur Therapeutics

How ALEC stock reacted

Close before

$2.28

Nov 4, 2026

First close after

-8.33%

$2.09

5 trading days

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Since filing

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Frequently asked questions

What did ALEC file with the SEC on Nov 5, 2026?

ALEC filed a 10-Q (SEC filing). Alector, Inc. filed its quarterly 10-Q report for the period ending September 30, 2026, disclosing ongoing operations, financial position, and recent corporate developments including a registered direct offering and option repricing.

How do I read a 10-Q?

The quarterly report: unaudited results for the quarter plus management’s comments. Compare revenue, margins and cash flow with the same quarter last year. Check MD&A for guidance changes and what drove the quarter.

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 10-Q (quarterly report): The quarterly report: unaudited results for the quarter plus management’s comments.

How did ALEC stock react to this filing?

ALEC closed at $2.28 before the filing and $2.09 on Nov 5, 2026 (-8.33%).

Other ALEC SEC filings

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