SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 2)

NB Bancorp, Inc.

(Name of Issuer)

Common Stock, par value $0.01 per share

(Title of Class of Securities)

63945M107

(CUSIP Number)

03/31/2026

(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 Number(s):

63945M107

Names of Reporting Persons

Pertento Partners LLP

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

(a)

(b)

Sec Use Only

Citizenship or Place of Organization

UNITED KINGDOM

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 2,049,614.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 2,049,614.00

Aggregate Amount Beneficially Owned by Each Reporting Person

2,049,614.00

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)

4.6 %

Type of Reporting Person (See Instructions)

SCHEDULE 13G

CUSIP Number(s):

63945M107

Names of Reporting Persons

Pertento Advisors 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 2,049,614.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 2,049,614.00

Aggregate Amount Beneficially Owned by Each Reporting Person

2,049,614.00

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)

4.6 %

Type of Reporting Person (See Instructions)

SCHEDULE 13G

CUSIP Number(s):

63945M107

Names of Reporting Persons

Eduardo Marques

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

(a)

(b)

Sec Use Only

Citizenship or Place of Organization

BRAZIL

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 2,049,614.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 2,049,614.00

Aggregate Amount Beneficially Owned by Each Reporting Person

2,049,614.00

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)

4.6 %

Type of Reporting Person (See Instructions)

HC, IN

SCHEDULE 13G

Item 1.

(a)

Name of issuer:

NB Bancorp, Inc.

(b)

Address of issuer's principal executive offices:

1063 Great Plain Avenue, Needham, Massachusetts 02492

Item 2.

(a)

Name of person filing:

Pertento Partners LLP Pertento Advisors LLC Eduardo Marques

(b)

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

Pertento Partners LLP 111 Park Street London W1K7JL United Kingdom Pertento Advisors LLC 111 Park Street London W1K7JL United Kingdom Eduardo Marques 111 Park Street London W1K7JL United Kingdom

(c)

Citizenship:

Pertento Partners LLP -United Kingdom Pertento Advisors LLC - Delaware Eduardo Marques - Brazil

(d)

Title of class of securities:

Common Stock, par value $0.01 per share

(e)

CUSIP No.:

63945M107

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:

Pertento Partners LLP - 2,049,614 Pertento Advisors LLC - 2,049,614 Eduardo Marques - 2,049,614

(b)

Percent of class:

Pertento Partners LLP - 4.6% Pertento Advisors LLC - 4.6% Eduardo Marques - 4.6%

(c)

Number of shares as to which the person has:

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

Pertento Partners LLP - 0 Pertento Advisors LLC - 0 Eduardo Marques - 0

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

Pertento Partners LLP - 2,049,614 Pertento Advisors LLC - 2,049,614 Eduardo Marques - 2,049,614

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

Pertento Partners LLP - 0 Pertento Advisors LLC - 0 Eduardo Marques - 0

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

Pertento Partners LLP - 2,049,614 Pertento Advisors LLC - 2,049,614 Eduardo Marques - 2,049,614

Item 5.

Ownership of 5 Percent or Less of a Class.

Ownership of 5 percent or less of a class

Item 6.

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

If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required.

All of the securities reported in this Schedule 13G are directly owned by advisory clients of Pertento Partners LLP. None of those advisory clients may be deemed to beneficially own more than 5% of the Common Stock, par value $0.01 per share.

Item 7.

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

Not Applicable

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 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.

Pertento Partners LLP

Signature:	/s/ Eduardo Marques
Name/Title:	Eduardo Marques, Managing Partner
Date:	05/15/2026

Pertento Advisors LLC

Signature:	/s/ Eduardo Marques
Name/Title:	Eduardo Marques, Authorized Person
Date:	05/15/2026

Eduardo Marques

Signature:	/s/ Eduardo Marques
Name/Title:	Eduardo Marques
Date:	05/15/2026

Exhibit Information

Exhibit A - Joint Filing Agreement

Amendment: SEC Form SCHEDULE 13G/A filed by NB Bancorp Inc.