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TNON 424B3: Shelf registration

Tenon Medical

Filed with the SEC on · accession 0001213900-26-108484

TNON filed a 424B3 (prospectus (offering)) with the SEC on Oct 9, 2026. Tenon Medical filed a 424B3 prospectus to register the resale of up to 858,269 shares of common stock issuable upon exercise of Series B warrants held by a selling stockholder. The stock moved -0.9% by the first close after the filing.

Summary of the filing

Tenon Medical filed a 424B3 prospectus to register the resale of up to 858,269 shares of common stock issuable upon exercise of Series B warrants held by a selling stockholder. The company will not receive proceeds from resales but may receive proceeds if the warrants are exercised for cash.

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

Key details

Shares of common stock registered for resale$858K
Closing price per share on October 1, 2026$4
IssuerTenon Medical, Inc.

How TNON stock reacted

Close before

$3.44

Oct 8, 2026

First close after

-0.87%

$3.41

5 trading days

-15.41%

$2.91

Since filing

-52.33%

$1.64

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Frequently asked questions

What did TNON file with the SEC on Oct 9, 2026?

TNON filed a 424B3 (Shelf registration). Tenon Medical filed a 424B3 prospectus to register the resale of up to 858,269 shares of common stock issuable upon exercise of Series B warrants held by a selling stockholder. The company will not receive proceeds from resales but may receive proceeds if the warrants are exercised for cash.

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

TNON closed at $3.44 before the filing and $3.41 on Oct 9, 2026 (-0.87%). Five trading days later: $2.91 (-15.41%).

Other TNON SEC filings

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