[6-K] Canaan Inc. Current Report (Foreign Issuer)

Rhea-AI Filing Summary

Canaan Inc. filed a Form 6-K that includes exhibits related to a capital raise and corporate approvals. The exhibits feature a press release titled “Canaan Announces US$72,000,000 Registered Direct Offering of American Depositary Shares,” a form of Securities Purchase Agreement, and Cayman Islands legal opinions with a consent.

The company also incorporated certain exhibits by reference into its effective Form F-3 (No. 333-285125). These materials collectively document the announced US$72,000,000 registered direct offering of ADS and the associated legal framework. Specific pricing, number of ADS, and other transactional terms are not included in the provided excerpt.

Insights

Capital markets analyst

US$72M registered direct ADS raise noted; terms not shown.

Canaan Inc. disclosed exhibits indicating a US$72,000,000 registered direct offering of ADS alongside a form Securities Purchase Agreement and legal opinions. A registered direct offering is a primary issuance sold to investors under an effective shelf registration.

The filing ties these materials to the company’s Form F-3, supporting the legal pathway for the offering. Actual investor impact depends on final terms such as price and the number of ADS, which are not included in the excerpt.

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

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

For the month of November 2025

Commission file number: 001-39127

Canaan Inc.

28 Ayer Rajah Crescent

#06-08

Singapore 139959

(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  x          Form 40-F  ¨

EXHIBIT INDEX

Exhibit No.		Description
5.1		Opinion of Maples and Calder (Hong Kong) LLP regarding the validity of the securities being registered and certain Cayman Islands legal matters
8.1		Opinion of Maples and Calder (Hong Kong) LLP regarding certain Cayman Islands legal matters (included in Exhibit 5.1)
23.2		Consent of Maples and Calder (Hong Kong) LLP (included in Exhibit 5.1)
99.1		Press Release – Canaan Announces US$72,000,000 Registered Direct Offering of American Depositary Shares
99.2		Form of Securities Purchase Agreement between Canaan Inc. and certain investors

INCORPORATION BY REFERENCE

Exhibits 5.1, 8.1, 23.2 and 99.2 to this report on Form 6-K are hereby incorporated by reference into the registration statement of Canaan Inc. on Form F-3 (No. 333-285125) to the extent not superseded by documents or reports subsequently filed.

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.

	CANAAN INC.
	By:	/s/ Nangeng Zhang
		Name:	Nangeng Zhang
		Title:	Chairman and Chief Executive Officer (principal executive officer)

Date: November 4, 2025

FAQ

What did Canaan Inc. (CAN) announce in this filing?

Canaan included a press release announcing a US$72,000,000 registered direct offering of American Depositary Shares.

What documents are included as exhibits in the Canaan (CAN) 6-K?

Exhibits include Cayman Islands legal opinions and consent, a press release on the offering, and a form of Securities Purchase Agreement.

Is the Canaan (CAN) offering under an existing shelf registration?

Yes. Selected exhibits are incorporated by reference into Canaan’s Form F-3 (No. 333-285125).

What is the size of the Canaan (CAN) registered direct offering?

The press release title states a US$72,000,000 registered direct offering of ADS.

Does the 6-K specify pricing or the number of ADS to be issued by Canaan (CAN)?

The provided excerpt does not include pricing or the number of ADS.