BitFuFu (NASDAQ: FUFU) updates Sept 2025 bitcoin holdings to 1,959 BTC

Rhea-AI Filing Summary

BitFuFu Inc. furnished a Form 6-K to provide investors with an operational update linked to a new press release. The filing incorporates this report by reference into BitFuFu’s existing Form F-3 shelf registration statements.

The attached Exhibit 99.1 is titled "BitFuFu Announces September 2025 Bitcoin Production and Operation Updates: Bitcoin Holdings Increasing to 1,959 BTC," highlighting that the company’s bitcoin holdings increased to 1,959 BTC as of the September 2025 update.

Form 6-K: How Foreign Companies Report to the SEC →

UNITED STATES 

SECURITIES AND EXCHANGE COMMISSION 

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN ISSUER
PURSUANT TO RULE 13a-16 OR 15d-16 OF
THE SECURITIES EXCHANGE ACT OF 1934

For the month of October 2025

Commission file number: 001-41972

BitFuFu Inc.

(Exact Name of Registrant as Specified in Its Charter)

9 Temasek Boulevard

Suntec Tower 2, #13-01

Singapore 038989

(Address of Principal Executive Offices)

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.

Form 20-F  ☒        Form 40-F  ☐

INCORPORATION BY REFERENCE

This current report on Form 6-K is hereby incorporated by reference in the registration statements of BitFuFu Inc. on Form F-3 (No. 333-278207, No. 333-286356 and No.333-288554), to the extent not superseded by documents or reports subsequently filed or furnished.

EXHIBIT INDEX

Exhibit No.		Description
99.1		Press Release - BitFuFu Announces September 2025 Bitcoin Production and Operation Updates: Bitcoin Holdings Increasing to 1,959 BTC

1 

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

	BitFuFu Inc.
Date: October 6, 2025	By:	/s/ Leo Lu
	Name:	Leo Lu
	Title:	Chairman of Board of Directors and Chief Executive Officer

2

FAQ

What does BitFuFu Inc. (FUFU) report in its latest Form 6-K?

BitFuFu’s Form 6-K furnishes an operational update via a press release on September 2025 bitcoin production and operations, noting its bitcoin holdings increased to 1,959 BTC. The report is also incorporated into existing Form F-3 registration statements.

How many bitcoins does BitFuFu Inc. (FUFU) report holding in September 2025?

BitFuFu reports its bitcoin holdings increasing to 1,959 BTC in the September 2025 production and operations update. This figure is highlighted in Exhibit 99.1, which accompanies the Form 6-K furnished to investors.

What is Exhibit 99.1 in BitFuFu Inc.’s (FUFU) October 2025 Form 6-K?

Exhibit 99.1 is a press release titled "BitFuFu Announces September 2025 Bitcoin Production and Operation Updates: Bitcoin Holdings Increasing to 1,959 BTC." It provides detailed context on the company’s September 2025 bitcoin operations and holdings.

How is this BitFuFu Inc. (FUFU) Form 6-K used with its Form F-3 registrations?

The Form 6-K is incorporated by reference into BitFuFu’s existing Form F-3 registration statements (Nos. 333-278207, 333-286356 and 333-288554). This means the update becomes part of those registration documents unless later superseded.

What period does the BitFuFu Inc. (FUFU) operational update cover?

The operational update in Exhibit 99.1 covers September 2025 bitcoin production and operations. The press release emphasizes that BitFuFu’s bitcoin holdings increased to 1,959 BTC as part of this monthly update.