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FAC 424B3: Secondary offering

Factorial Energy Inc.

Filed with the SEC on · accession 0001104659-26-109360

FAC filed a 424B3 (prospectus (offering)) with the SEC on Sep 21, 2026. The final terms of an offering of shares or bonds. The stock moved -0.2% by the first close after the filing.

Summary of the filing

Factorial Energy Inc. filed a prospectus supplement registering 86,441,489 shares of Series A Common Stock for resale by selling securityholders and 13,800,000 shares issuable upon exercise of public warrants, updating the prospectus with its quarterly report.

For details, click here →How to read a 424B3 →

Key details

shares registered for resale by selling securityholders$86.4M
shares issuable upon exercise of public warrants$13.8M
IssuerFactorial Energy Inc.

How FAC stock reacted

Close before

$6.25

Sep 18, 2026

First close after

-0.16%

$6.24

5 trading days

+0.48%

$6.28

Since filing

-32.00%

$4.25

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Frequently asked questions

What did FAC file with the SEC on Sep 21, 2026?

FAC filed a 424B3 (Secondary offering). Factorial Energy Inc. filed a prospectus supplement registering 86,441,489 shares of Series A Common Stock for resale by selling securityholders and 13,800,000 shares issuable upon exercise of public warrants, updating the prospectus with its quarterly report.

What does a secondary offering mean for FAC stock?

New shares dilute existing holders and are often sold at a discount to the market price.

How do I read a 424B3?

The final terms of an offering of shares or bonds. Look at price, number of shares and the discount to the market price. Large offerings dilute existing shareholders.

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 424B3 (prospectus (offering)): The final terms of an offering of shares or bonds.

How did FAC stock react to this filing?

FAC closed at $6.25 before the filing and $6.24 on Sep 21, 2026 (-0.16%). Five trading days later: $6.28 (+0.48%).

Other FAC SEC filings

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