Financial Data and Key Metrics Changes - The company achieved a 5.2% year-over-year increase in service revenues for the first nine months of 2025, with EBITDA rising 6.7% year-over-year and a net income increase of 42.2% year-over-year [4][5] - Operational cash flow reached BRL 4.5 billion, reflecting a disciplined approach to capital expenditures [4][14] - The company announced BRL 1.8 billion in interest on capital and repurchased BRL 369 million in shares, emphasizing its commitment to shareholder remuneration [5][13] Business Line Data and Key Metrics Changes - Mobile service revenues increased by 5.6% annually over nine months and 5.2% in the third quarter, driven by postpaid expansion [5] - The postpaid segment added 415,000 lines, with a low churn rate of 0.8%, while prepaid showed signs of stabilization [5][7] - Broadband ARPU was reported at BRL 94 in the third quarter, with a 3.7% year-over-year growth in the client base [7] Market Data and Key Metrics Changes - The company has expanded its 5G network to 1,000 cities across Brazil, maintaining leadership in download speed and network quality [7][8] - The competitive environment in mobile remains rational, with no significant disruptions from smaller players [26][56] Company Strategy and Development Direction - The company is focused on innovation, customer experience, and operational excellence to drive sustainable growth [4] - The B2B segment is a key aspect of the strategic plan, with a focus on expanding revenue streams through IoT solutions and partnerships, such as with Vale for TIM Smart Mining [10][11] - The company aims to maintain a disciplined approach to costs and leases while enhancing shareholder returns through buyback programs [15] Management's Comments on Operating Environment and Future Outlook - Management expressed confidence in achieving 2025 goals and continuing to deliver value through strong performance in mobile postpaid and B2B segments [15] - The company anticipates a balanced growth strategy, with expectations for improvements in prepaid and broadband segments [15][19] Other Important Information - The company was recognized in the top 10 of the FTSE & Russell Diversity and Inclusion Index, highlighting its commitment to ESG practices [5] - The Revamp My Team app has over 17.7 million unique users, driving digital engagement and e-commerce growth [8][9] Q&A Session Summary Question: Mobile service revenues deceleration - Management noted that the deceleration in mobile service revenues is consistent with seasonal patterns and not primarily driven by competition, with a focus on maintaining postpaid growth [18][19] Question: Competitive environment and price adjustments - The competitive environment remains positive, with plans for potential price adjustments in the postpaid segment in the upcoming year [26][27] Question: Lease efficiency plan and partnerships - The company is in discussions with partners to enhance lease efficiency, aiming to keep lease costs stable while expanding coverage [30][33] Question: Fiber business and customer acquisition - Improvements in customer acquisition quality and churn management have contributed to positive net additions in the fiber business [39][40] Question: B2B and IoT growth opportunities - The company is focusing on specific verticals for B2B growth, with plans to expand its portfolio of solutions and enhance customer relationships [50][51] Question: Operating cash flow growth and revenue guidance - Management confirmed guidance for operating cash flow growth, emphasizing a stable competitive environment for mobile services [58][56] Question: Price increase magnitude and base affected - Price adjustments have been made for both control and pure postpaid customers, with further adjustments being assessed for the next year [64][65]

Financial Data and Key Metrics Changes - The company achieved a 5.2% year-over-year increase in service revenues for the first nine months of 2025, with EBITDA rising 6.7% year-over-year and a net income increase of 42.2% year-over-year [3][4] - Operational cash flow reached R$ 4.5 billion, with a disciplined approach to CapEx maintaining investment efficiency [3][11] - The company distributed R$ 1.8 billion in interest on capital and repurchased R$ 369 million in shares, reinforcing its commitment to shareholder remuneration [4][11] Business Line Data and Key Metrics Changes - Mobile service revenues increased by 5.6% annually over nine months, with postpaid expansion being a key contributor [4] - The company added 415,000 postpaid lines in the quarter, with a low postpaid monthly churn rate of 0.8% [4][5] - TIM Ultrafibra showed operational improvements, with broadband ARPU at R$ 94 in the third quarter and a 3.7% year-over-year growth in the client base [5] Market Data and Key Metrics Changes - The company has expanded its 5G network to 1,000 cities across Brazil, leading in download speed and network quality [5][6] - The competitive environment in mobile remains rational, with the company planning price adjustments for the next year [21][22] Company Strategy and Development Direction - The company is focusing on innovation, customer experience, and operational excellence to drive sustainable growth [3] - The B2B segment is a key aspect of the strategic plan, with a focus on expanding revenue streams through IoT solutions and partnerships [8][41] - The company aims to maintain its leadership in network quality while expanding its service offerings [6][41] Management's Comments on Operating Environment and Future Outlook - Management expressed confidence in achieving 2025 goals and emphasized the importance of mobile postpaid and B2B segments for future growth [12] - The company anticipates continued recovery in prepaid and broadband segments, with a focus on efficiency and shareholder returns [12] Other Important Information - TIM was recognized in the top 10 of the FTSE & Russell Diversity and Inclusion Index, highlighting its commitment to ESG practices [4] - The Revamp My Team app has over 17.7 million unique users, driving digital engagement and e-commerce growth [6][7] Q&A Session Summary Question: About mobile service revenues and competition - Management noted that the slight deceleration in mobile service revenues is consistent with seasonal patterns and not heavily influenced by competition [15][16] Question: Competitive environment and potential price increases - The competitive environment remains positive, with plans for price adjustments in the next year [20][22] Question: Lease efficiency plan and expected impacts - The company is in discussions with partners to optimize lease costs while expanding coverage [24][25] Question: Growth opportunities in B2B and IoT - Management highlighted the focus on specific verticals like agro business and mining, with plans for organic and inorganic growth [40][41] Question: Operating cash flow growth and revenue guidance - Management confirmed guidance for operating cash flow expansion within the expected range [44][47] Question: Price increase magnitude and impact on customer base - The company implemented price adjustments for both control and pure postpaid customers, with plans to assess further adjustments in the next year [50][53]

Financial Performance - Service Revenue increased by 5.2% year-over-year in 9M25[9] - EBITDA grew by 6.7% year-over-year with a 50.3% margin in 9M25[9] - Net Income increased by 42.2% year-over-year, reaching R$ 3.0 Billion in 9M25[9] - Operating Cash Flow (OpCF) reached R$ 4.5 Billion in 9M25[9] Revenue Growth & Customer Base - Mobile Service Revenues grew by 5.6% year-over-year in 9M25[11] - Postpaid net adds increased by 414k in 3Q25, with Prepaid to Postpaid Migration YoY growth of 11.4%[13] - The number of cities with 5G coverage reached 1,000 in Brazil by October 2025[16] Efficiency & Cost Control - Capex on Revenues was 16.2% in 9M25, a decrease of 0.7 percentage points year-over-year[9] - Interactions through automatic channels increased by 1.4 percentage points year-over-year[33] - E-commerce sales grew by 20% year-over-year[33] B2B & IoT - Contracted revenue in B2B IoT reached R$ 435 Million since 1Q24[28] - Total hectares covered with 4G increased by 29.3% year-over-year, reaching approximately 23.5 Million hectares[28] Shareholder Returns - R$ 1.8 Billion was announced as Interest on Capital (IoC), and R$ 369 Million in shares were repurchased[9] - The company is set to meet the guidance of approximately R$ 2.1 to 2.3 Billion in IoC/Dividends[44]