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 Of

The Securities Exchange Act Of 1934

For the month of March2022

Commission File Number: 001-14950

ULTRAPAR HOLDINGS INC.

(Translation of Registrant’s Name into English)

Brigadeiro Luis Antonio Avenue, 1343, 9thFloor

São Paulo, SP, Brazil 01317-910

(Address of Principal Executive Offices)

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

Form 20-F ____X____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):

Yes ________ No ____X____

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):

Yes ________ No ____X____

ULTRAPAR HOLDINGS INC.

TABLE OF CONTENTS

ITEM

1. Market announcement

ULTRAPAR PARTICIPAÇÕES S.A.

Update on Oxiteno's sale

São Paulo March 7, 2022–UltraparParticipaçõesS.A. (B3: UGPA3; NYSE: UGP, “Ultrapar”) announces, as a complement to the Material Notice of August 16, 2021, that, on this date, the General Superintendence (“SG”) of the Administrative Council of Economic Defense (“CADE”) approved the sale ofOxitenoS.A. –IndústriaeComércio(“Oxiteno”) toIndoramaVentures PLC without restrictions.

Provided there are no appeals by third-parties or by the CADE Court, the approval will become final within 15 days of the publication of the SG's recommendation. After this period, and once the other precedent conditions set forth in the Oxiteno’s sales agreement are fulfilled, the parties will implement the closing of the transaction.

Ultrapar will maintain its shareholders and the market in general timely informed of any material updates related to this matter.

Rodrigo de Almeida Pizzinatto

Chief Financial and Investor Relations Officer

Ultrapar Participações S.A.

SIGNATURES

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.

Date: March 07, 2022                                                       

ULTRAPAR HOLDINGS INC.

By: /s/ Rodrigo de Almeida Pizzinatto

Name: Rodrigo de Almeida Pizzinatto

Title: Chief Financial and Investor Relations Officer

(Market announcement)