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 UNDER THE SECURITIES EXCHANGE ACT O F 1934 Date of Report: April 29, 2024 Commission File Number: 001-39570 TIM S.A. (Exact name of Registrant as specified in its Charter) João Cabral de Melo Neto Avenue, 850 – North Tower – 12 floor 22775-057 Rio de Janeiro, RJ, Brazil (Address of principal executive office) Indicate by check mark whether the registrant files o ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 20-F (Mark One) ☐ REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 OR ☐ SHELL COMPANY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF ...

TIM S.A. (NYSE:TIMB) Q4 2023 Earnings Conference Call February 7, 2024 8:00 AM ET Company Participants Vicente Ferreira - Head, Investor Relations Alberto Griselli - Chief Executive Officer Andrea Viegas - Chief Financial Officer Conference Call Participants Marcelo Santos - JPMorgan Leonardo Olmos - UBS Frederico Mendes - Bank of America Vitor Tomita - Goldman Sachs Marco Nardini - XP Inc. Phani Kanumuri - HSBC David Lopez - New Street Research Philip Chang - Santander Operator Hello, everyone and welcome ...

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 UNDER THE SECURITIES EXCHANGE ACT OF 1934 Date of Report: November 6, 2023 Commission File Number: 001-39570 TIM S.A. (Exact name of Registrant as specified in its Charter) João Cabral de Melo Neto Avenue, 850 – North Tower – 12 floor 22775-057 Rio de Janeiro, RJ, Brazil (Address of principal executive office) Indicate by check mark whether the registrant files ...

So the first one is related to the more rational competitive environment and the fact that we adjusted our postpaid offer portfolio in the first quarter before the implementation of the more for more strategy. And the second one is related to the numerous initiatives that we are implementing to increase the quality of service perceived by our customers. So this is a continuous effort and it's going to improve going forward. And it's basically related to the quality of the value proposition that we offer to ...

TIM S.A. (NYSE:TIMB) Q1 2023 Earnings Conference Call May 9, 2023 9:00 AM ET Company Participants Alberto Griselli - Chief Executive Officer Andrea Viegas - Chief Financial Officer Vicente Ferreira - Head, Investor Relations Leonardo Capdeville - Chief Technology Officer Conference Call Participants Marcelo Santos - JPMorgan Marco Nardini - XP Lucas Chaves - UBS Lucca Brendim - Bank of America Daniel Federle - Credit Suisse Felipe Cheng - Santander Carl Sequeira - BTG Pactual Operator Good morning, ladies a ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 20-F (Mark One) ☐ REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ________________ to ________________ OR ☐ SHELL COMPANY REPORT ...

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 UNDER THE SECURITIES EXCHANGE ACT O F 1934 Date of Report: March 30, 2023 Commission File Number: 001-39570 TIM S.A. (Exact name of Registrant as specified in its Charter) João Cabral de Melo Neto Avenue, 850 – North Tower – 12 floor 22775-057 Rio de Janeiro, RJ, Brazil (Address of principal executive office) Indicate by check mark whether the registrant files o ...

TIM S.A. (NYSE:TIMB) Q4 2022 Earnings Conference Call February 10, 2023 8:00 AM ET Company Participants Alberto Griselli - Chief Executive Officer Vicente Ferreira - Head, Investor Relations Conference Call Participants Marcelo Santos - JPMorgan Freddie Mendes - Bank of America Bernardo Guttmann - XP Operator Good morning ladies and gentlemen. Welcome to TIM S.A. 2022 Fourth Quarter Results Conference Call. We would like to inform you that this event is being recorded and all participants will be in a liste ...

TIM S.A. (NYSE:TIMB) Q3 2022 Earnings Conference Call November 8, 2022 8:00 AM ET Company Participants Alberto Mario Griselli - CEO Camille Loyo Faria - CFO Conference Call Participants Marcelo Santos - JPMorgan Diego Aragão - Goldman Sachs Leonardo Olmos - UBS Marco Nardini - XP Investments Daniel Federle - Credit Suisse Operator Good morning, ladies and gentlemen. Welcome to TIM S.A. 2022 Third Quarter Results Conference Call. We would like to inform you that this event is being recorded and all participa ...