6-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM6-K

REPORTOF FOREIGN PRIVATE ISSUER

PURSUANTTO RULE 13A-16 OR 15D-16

UNDERTHESECURITIES EXCHANGE ACT OF 1934

For the month of March 2025

Commission File Number: 001-41035

CI&TINC

(Translation of registrant’s name into English)

EstradaGuiseppina Vianelli De Napoli, 1455 –  C,

Globaltech13.100-000 - Brazil

Campinas-Stateof São Paulo

+55 19 21024500

(Address of principal executive office)

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 ☒              Form 40-F ☐

CI&T files 2024 Annual Reporton Form 20-F

New York - March 28, 2025 - CI&T (NYSE: CINT, “Company”), a global technology transformation specialist and fast-growing public company, announces today that it has filed its annual report on Form 20-F for the fiscal year ended December 31, 2024 with the U.S. Securities and Exchange Commission (SEC). The report is available on the SEC's website, at http://www.sec.gov, and on CI&T's website, at https://investors.ciandt.com/ (under Financials > SEC Filings).

Click here to access the 2024 Annual Report on Form 20-F.

Shareholders may receive a hard copy of CI&T's complete audited financial statements free of charge upon request to CI&T's Investor Relations office at investors@ciandt.com.

About CI&T

CI&T (NYSE: CINT) is a global technology transformation specialist for 100+ large enterprises and fast growth clients. CI&T brings a 30-year track record of helping clients navigate change to deliver accelerated business impact, with deep expertise across AI, strategy, customer experience, software development, cloud services, data and more. CI&T’s proprietary AI platform, CI&T FLOW boosts team productivity, ensuring fast, efficient, and scalable delivery of world-class solutions. CI&T operates globally, supported by over 6,900 professionals across 09 countries.

Investor Relations Contact:

Eduardo Galvão

investors@ciandt.com

Media Relations Contact:

Zella Panossian

ciandt@illumepr.com

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.

Date: March 28, 2025