SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

Canaan Inc.

(Name of Issuer)

Class A Ordinary Shares underlying American Depository Shares (each representing 15 Class A Ordinary Shares)

(Title of Class of Securities)

134748102

(CUSIP Number)

12/31/2025

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP No.

134748102

Names of Reporting Persons

Weiss Asset Management LP

Check the appropriate box if a member of a Group (see instructions)

(a)

(b)

Sec Use Only

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 649,584,750.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 649,584,750.00

Aggregate Amount Beneficially Owned by Each Reporting Person

649,584,750.00

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

Checkbox not checked

Percent of class represented by amount in row (9)

6.6 %

Type of Reporting Person (See Instructions)

SCHEDULE 13G

CUSIP No.

134748102

Names of Reporting Persons

WAM GP LLC

Check the appropriate box if a member of a Group (see instructions)

(a)

(b)

Sec Use Only

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 649,584,750.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 649,584,750.00

Aggregate Amount Beneficially Owned by Each Reporting Person

649,584,750.00

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

Checkbox not checked

Percent of class represented by amount in row (9)

6.6 %

Type of Reporting Person (See Instructions)

SCHEDULE 13G

CUSIP No.

134748102

Names of Reporting Persons

WEISS ANDREW M

Check the appropriate box if a member of a Group (see instructions)

(a)

(b)

Sec Use Only

Citizenship or Place of Organization

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 649,584,750.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 649,584,750.00

Aggregate Amount Beneficially Owned by Each Reporting Person

649,584,750.00

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

Checkbox not checked

Percent of class represented by amount in row (9)

6.6 %

Type of Reporting Person (See Instructions)

SCHEDULE 13G

Item 1.

(a)

Name of issuer:

Canaan Inc.

(b)

Address of issuer's principal executive offices:

28 AYER RAJAH CRESCENT, #06-08, SINGAPORE, SINGAPORE, 139959.

Item 2.

(a)

Name of person filing:

(i) Weiss Asset Management LP ("Weiss Asset Management"). (ii) WAM GP LLC ("WAM GP"). (iii) Andrew M. Weiss, Ph.D. ("Andrew Weiss").

(b)

Address or principal business office or, if none, residence:

Weiss Asset Management, WAM GP, and Andrew Weiss have a business address of 222 Berkeley St., 16th Floor, Boston, Massachusetts 02116.

(c)

Citizenship:

(i) Weiss Asset Management is a Delaware limited partnership. (ii) WAM GP is a Delaware limited liability company. (iii) Andrew Weiss is a United States citizen.

(d)

Title of class of securities:

Class A Ordinary Shares underlying American Depository Shares (each representing 15 Class A Ordinary Shares)

(e)

CUSIP No.:

134748102

Item 3.

If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:

(a)

Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);

(b)

Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);

(c)

Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);

(d)

Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);

(e)

An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);

(f)

An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);

(g)

A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);

(h)

A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);

(i)

A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);

(j)

A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J),
please specify the type of institution:

(k)

Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).

Item 4.

Ownership

(a)

Amount beneficially owned:

43,305,650 American Depository Shares, representing 649,584,750 Class A ordinary shares, par value US$0.00000005 per share. Weiss Asset Management is the sole investment manager to a private investment partnership, (the "Partnership") and private investment funds ("Funds"). WAM GP is the sole general partner of Weiss Asset Management. Andrew Weiss is the managing member of WAM GP. Shares reported for WAM GP, Andrew Weiss and Weiss Asset Management include shares beneficially owned by the Partnership and the Funds. Each of WAM GP, Weiss Asset Management, and Andrew Weiss disclaims beneficial ownership of the shares reported herein as beneficially owned by each except to the extent of their respective pecuniary interest therein. The percent of class computations are based on 9,863,671,365 Class A ordinary shares, par value US$0.00000005 per share, as of November 3, 2025, as reported in the Form 424B5 of the Issuer, which was filed with the SEC on November 4, 2025. The Class A ordinary shares have no CUSIP number. The CUSIP number for the American Depository Shares, each representing 15 Class A ordinary shares, is 134748102.

(b)

Percent of class:

6.6%

(c)

Number of shares as to which the person has:

(i) Sole power to vote or to direct the vote:

(ii) Shared power to vote or to direct the vote:

649,584,750

(iii) Sole power to dispose or to direct the disposition of:

(iv) Shared power to dispose or to direct the disposition of:

649,584,750

Item 5.

Ownership of 5 Percent or Less of a Class.

Not Applicable

Item 6.

Ownership of more than 5 Percent on Behalf of Another Person.

Not Applicable

Item 7.

Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.

If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary.

See Item 4.

Item 8.

Identification and Classification of Members of the Group.

Not Applicable

Item 9.

Notice of Dissolution of Group.

Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Weiss Asset Management LP

Signature:	Mary Merrigan
Name/Title:	Authorized Signatory
Date:	02/11/2026

WAM GP LLC

Signature:	Mary Merrigan
Name/Title:	Authorized Signatory
Date:	02/11/2026

WEISS ANDREW M

Signature:	Mary Merrigan
Name/Title:	Attorney-in-Fact for Andrew M. Weiss***
Date:	02/11/2026

Comments accompanying signature: ***Duly authorized under Power of Attorney incorporated herein by reference to the exhibit to the Form 13G/A filed by Weiss Asset Management LP on February 3, 2023 in respect of its holding in DEEP MEDICINE ACQUISITION CORP.

Exhibit Information

Joint Filing Agreement

SEC Form SCHEDULE 13G filed by Canaan Inc.