ARXS 424B3: Shelf registration

Arxis, Inc.

Filed with the SEC on Oct 29, 2026 · accession 0001193125-26-437033

ARXS filed a 424B3 (prospectus (offering)) with the SEC on Oct 29, 2026. Arxis, Inc. filed a prospectus supplement (424B3) updating its S-1 registration statement covering the resale of up to 13,351,964 shares of Class A common stock held by selling stockholders. The stock moved +1.5% by the first close after the filing.

Summary of the filing

Arxis, Inc. filed a prospectus supplement (424B3) updating its S-1 registration statement covering the resale of up to 13,351,964 shares of Class A common stock held by selling stockholders. The company is not selling any shares and will not receive proceeds; the supplement also incorporates its Q3 2026 Form 10-Q.

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

Key details

Shares of Class A common stock registered for resale by selling stockholders$13.4M

RegistrantArxis, Inc.

How ARXS stock reacted

Close before

$54.13

Oct 28, 2026

First close after

+1.48%

$54.93

5 trading days

-6.67%

$50.52

Since filing

-7.81%

$49.90

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Frequently asked questions

What did ARXS file with the SEC on Oct 29, 2026?

ARXS filed a 424B3 (Shelf registration). Arxis, Inc. filed a prospectus supplement (424B3) updating its S-1 registration statement covering the resale of up to 13,351,964 shares of Class A common stock held by selling stockholders. The company is not selling any shares and will not receive proceeds; the supplement also incorporates its Q3 2026 Form 10-Q.

What does a shelf registration mean for ARXS 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 ARXS stock react to this filing?

ARXS closed at $54.13 before the filing and $54.93 on Oct 29, 2026 (+1.48%). Five trading days later: $50.52 (-6.67%).

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