INSTITUTIONAL PRESENTATION 2025 March 31st, 2026 Telefônica Brasil S.A. Investor Relations ***Este documento está clasificado como USO INTERNO por TELEFÓNICA. ***This document is classified as INTERNAL USE by TELEFÓNICA. DISCLAIMER This presentation may contain forward -looking statements concerning prospects and objectives regarding the capture of synergies, growth of the subscriber base, a breakdown of the various services to be offered and their respective results Our actual results may differ materially ...

Core Insights - Telefônica Brasil reported strong growth in 4Q25 and for the full year 2025, driven by consistent increases in revenue, EBITDA, and net income [1] Financial Performance - Net Operating Revenue for 4Q25 reached R$15,611 million, a 7.1% increase YoY, with full-year revenue at R$59,595 million, up 6.7% YoY [2] - EBITDA for 4Q25 was R$6,699 million, reflecting an 8.1% increase YoY, with a margin of 42.9%, while full-year EBITDA was R$24,822 million, up 8.5% YoY [2][4] - Net Income for 4Q25 was R$1,877 million, a 6.5% increase YoY, with full-year net income at R$6,168 million, up 11.2% YoY [2][6] Revenue Breakdown - Mobile Services revenue in 4Q25 was R$9,841 million, a 7.0% increase YoY, with full-year revenue at R$38,383 million, up 6.6% YoY [2] - FTTH revenue grew by 9.8% YoY in 4Q25, reaching R$2,009 million, and 10.4% YoY for the full year at R$7,828 million [2][4] - Corporate Data, ICT, and Digital Services revenue increased by 10.2% YoY in 4Q25, totaling R$1,483 million, and 17.1% YoY for the full year at R$5,542 million [2] Subscriber Growth - The total number of subscribers reached 116,716 thousand, a 0.6% increase YoY [2] Capital Expenditure - Capex for 4Q25 was R$2,359 million, a decrease of 4.0% YoY, representing 15.1% of revenues, down 1.7 percentage points YoY [5] - Investments focused on strengthening the 5G network, which is now present in 716 cities, covering 67.7% of the Brazilian population [5] Cash Flow and Shareholder Remuneration - Operating Cash Flow for 4Q25 was R$4,340 million, a 16.0% increase YoY, with a margin of 27.8% [6] - Shareholder remuneration for 2025 totaled R$6,376.5 million, a 9.1% increase YoY, with a payout ratio of 103.4% over net income [7]

Core Insights - Telefônica Brasil reported a solid performance in Q3 2025, with significant increases in net operating revenue, EBITDA, and net income, indicating consistent growth across various segments [1][4][8]. Financial Performance - Net Operating Revenue reached R$14,949 million, a 6.5% increase year-over-year (YoY) [2]. - EBITDA grew by 9.0% YoY to R$6,486 million, with an EBITDA margin of 43.4%, up 1.0 percentage point (p.p.) YoY [2][6]. - Net Income for the quarter was R$1,888 million, reflecting a 13.3% YoY increase [2][8]. - Earnings per Share (EPS) increased by 15.6% YoY to R$0.59 [2]. Revenue Breakdown - Mobile Services revenue was R$9,715 million, up 5.5% YoY, driven by a strong postpaid customer base growth of 7.3% YoY [2][4]. - Fixed Revenues increased by 9.6% YoY, with FTTH growing by 10.6% YoY and Corporate Data, ICT, and Digital Services rising by 22.8% YoY [2][5]. Capital Expenditure and Investments - CAPEX for the quarter totaled R$2,603 million, a 4.3% YoY increase, representing 17.4% of revenues [2][7]. - Investments focused on enhancing the 5G network, which is now available in 683 cities, covering 66.7% of the Brazilian population [7]. Cash Flow and Shareholder Returns - Operating Cash Flow reached R$3,883 million, up 12.4% YoY, with a margin of 26.0% [2][8]. - The total remuneration paid to shareholders was R$5,676 million, with a commitment to distribute at least 100% of net income for fiscal years 2024 to 2026 [9].

Core Viewpoint - Telefônica Brasil reported strong operating performance in 2Q25, leading to significant growth in revenue, EBITDA, and net income [1]. Financial Performance - Net Operating Revenue reached R$14,645 million, a 7.1% increase from R$13,679 million in 2Q24 [2]. - EBITDA grew by 8.8% YoY to R$5,933 million, with an EBITDA margin of 40.5%, up 0.6 percentage points from the previous year [4][6]. - Net Income attributed to Telefônica Brasil was R$1,344 million, reflecting a 10.0% increase compared to R$1,222 million in 2Q24 [6]. Revenue Breakdown - Mobile Services revenue increased by 7.3% YoY to R$9,555 million, driven by a 10.6% growth in postpaid services and a 5.1% increase in mobile ARPU, reaching R$31.1 [2][3]. - Fixed revenue rose by 8.0% YoY, supported by FTTH growth of 10.4% and Corporate Data, ICT, and Digital Services revenue growth of 20.7% [4]. Subscriber Growth - Total subscribers increased by 1.3% YoY, reaching 116,190 thousand, with postpaid customer base growing by 7.0% YoY to 68.5 million accesses [2][3]. Capital Expenditure - Capex for 2Q25 totaled R$2,439 million, a 4.2% increase YoY, representing 16.7% of revenues, reflecting a decrease in Capex intensity [5]. Cash Flow and Shareholder Returns - Operating Cash Flow was R$3,494 million, up 12.2% YoY, with a margin of 23.9% [6]. - The total remuneration paid to shareholders reached R$5,233 million, with commitments to distribute at least 100% of net income for fiscal years 2024 to 2026 [7].

Core Insights - Telefônica Brasil reported strong operating performance in 1Q25, leading to significant growth in EBITDA and net income [2][4][6] Financial Performance - Net Operating Revenue reached R$14,390 million, a 6.2% increase YoY, driven by mobile services and fiber revenues [2][3] - EBITDA grew by 8.1% YoY to R$5,704 million, with an EBITDA margin of 39.6%, up 0.7 percentage points from the previous year [2][4] - Net Income attributed to Telefônica Brasil was R$1,058 million, reflecting an 18.1% increase YoY [2][6] - Earnings per Share (EPS) increased by 20.3% YoY to R$0.65 [2] Revenue Breakdown - Mobile Services revenue increased by 6.5% YoY to R$9,272 million, supported by a 10.3% growth in postpaid revenue [2][3] - FTTH revenue grew by 10.6% YoY to R$1,899 million, with the FTTH network reaching 29.6 million homes passed [2][4] - Corporate Data, ICT, and Digital Services revenue rose by 15.8% YoY to R$1,312 million [2][4] Cost and Cash Flow - Total Costs increased by 5.1% YoY to R$8,687 million [2] - Operating Cash Flow totaled R$3,835 million, a 12.7% increase YoY, with an OpCF margin of 26.7% [2][5] Capital Expenditure - CAPEX for 1Q25 was R$1,869 million, a slight decrease of 0.3% YoY, representing 13.0% of revenues [2][5] - Investments focused on enhancing the 5G network, which is now available in 519 cities, covering 62% of the Brazilian population [5] Shareholder Returns - The total remuneration paid to shareholders reached R$2,576 million by the end of April 2025, with a commitment to distribute at least 100% of net income for fiscal years 2024 to 2026 [6][7]