6-K

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C.  20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16 UNDERTHE

SECURITIES EXCHANGE ACT OF 1934

August 31, 2020

Commission File Number: 001-32827

MACRO BANK INC.

(Translation of registrant’s nameinto English)

Av. Eduardo Madero 1182

Buenos Aires C1106ACY

Tel: 54 11 5222 6500

(Address of registrant’s principalexecutive offices)

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

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):

INDEX

Autonomous City of Buenos Aires, August 31^st^ 2020.

To

Comisión Nacional de Valores (Argentine Securities Exchange Commission)

Re. Relevant Event

Please be advised that the Board of Directors, at the meeting held on the date hereof, resolved to call an special shareholders’ meeting to be held on October 21st 2020 at 11 am. to address the following:

-Evaluate a supplementary dividend to increase the cash dividend amount approved by the Shareholders’ Meeting held on April 30^th^ 2020, which has not been yet distributed since prior authorization by the Central Bank of the Republic of Argentina is pending. Determine the parameters to fix the amount and delegate to the Board the effective availability thereof to the shareholders. Partial release of the optional reserve fund for future distribution of earnings

Sincerely,

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, thereto duly authorized.

Date: August 31, 2020