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BURU 424B3: Shelf registration

Nuburu

Filed with the SEC on · accession 0001193125-26-430654

BURU filed a 424B3 (prospectus (offering)) with the SEC on Oct 23, 2026. Nuburu filed a 424B3 prospectus covering the resale of up to 20,000,000 shares of common stock by selling stockholders, issuable upon conversion of Series B preferred stock issued on July 17, 2026. The stock moved -42.5% by the first close after the filing.

Summary of the filing

Nuburu filed a 424B3 prospectus covering the resale of up to 20,000,000 shares of common stock by selling stockholders, issuable upon conversion of Series B preferred stock issued on July 17, 2026. The company will not receive proceeds from the resale, though it may receive proceeds from preferred stock conversion under certain circumstances.

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

Key details

Shares of common stock registered for resale by selling stockholders$20.0M
Last quoted sale price per share on NYSE American as of September 29, 2026$1
IssuerNuburu, Inc.

How BURU stock reacted

Close before

$0.41

Oct 22, 2026

First close after

-42.45%

$0.24

5 trading days

-9.36%

$0.37

Since filing

-48.79%

$0.21

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Frequently asked questions

What did BURU file with the SEC on Oct 23, 2026?

BURU filed a 424B3 (Shelf registration). Nuburu filed a 424B3 prospectus covering the resale of up to 20,000,000 shares of common stock by selling stockholders, issuable upon conversion of Series B preferred stock issued on July 17, 2026. The company will not receive proceeds from the resale, though it may receive proceeds from preferred stock conversion under certain circumstances.

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

BURU closed at $0.41 before the filing and $0.24 on Oct 23, 2026 (-42.45%). Five trading days later: $0.37 (-9.36%).

Other BURU SEC filings

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