BTCT 424B3: Secondary offering

BTC Digital Ltd.

Filed with the SEC on · accession 0001213900-26-101163

BTCT filed a 424B3 (prospectus (offering)) with the SEC on Sep 18, 2026. The final terms of an offering of shares or bonds. The stock moved +11.2% by the first close after the filing.

Summary of the filing

BTC Digital Ltd. filed a prospectus for the resale of up to 18,421,050 ordinary shares and warrants by selling shareholders, pursuant to a securities purchase agreement dated June 26, 2026, for approximately $7 million.

Key details

Total shares registered for resale$18.4M
Aggregate offering amount$7.0M
IssuerBTC Digital Ltd.

How BTCT stock reacted

Close before

$1.16

Sep 17, 2026

First close after

+11.21%

$1.29

5 trading days

+6.90%

$1.24

Since filing

-46.35%

$0.62

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Frequently asked questions

What did BTCT file with the SEC on Sep 18, 2026?

BTCT filed a 424B3 (Secondary offering). BTC Digital Ltd. filed a prospectus for the resale of up to 18,421,050 ordinary shares and warrants by selling shareholders, pursuant to a securities purchase agreement dated June 26, 2026, for approximately $7 million.

What does a secondary offering mean for BTCT 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 BTCT stock react to this filing?

BTCT closed at $1.16 before the filing and $1.29 on Sep 18, 2026 (+11.21%). Five trading days later: $1.24 (+6.90%).

Other BTCT SEC filings

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