Skip to main content
Teléfonos de México, S.A.B. de C.V. logo

Teléfonos de México, S.A.B. de C.V. — Investor Relations & Filings

Ticker · TELMEX ISIN · US8794031117 LEI · 549300QFJUB3UGEBUI68 MX Telecommunications, computer programming, consultancy, computing infrastructure, and other information service activities
Open in API
Filings indexed 117 across all filing types
Latest filing 2026-05-09 AGM Information
Country MX Mexico
Listing MX TELMEX

About Teléfonos de México, S.A.B. de C.V.

https://telmex.com/

Teléfonos de México, S.A.B. de C.V., operating as Telmex, provides a broad range of communication and information technology services. A subsidiary of América Móvil, the company manages an extensive infrastructure to deliver fixed-line telephony, encompassing local and international long-distance services. Its primary internet brand, Infinitum, offers high-speed broadband connectivity through fiber optic networks. The service portfolio includes data transmission, web hosting, and cloud-based solutions such as Claro Drive. Telmex caters to residential, small business, and large enterprise clients, offering integrated packages that feature digital value-added services like streaming platform access, cybersecurity software, and managed IT support. The company focuses on high-capacity data transfer and the deployment of advanced network technologies to support diverse connectivity requirements across its service areas.

Recent filings

Filing Released Lang Actions
TELMEX ACTA DE ASAMBLEA ANUAL ORDINARIA
AGM Information Classification · 95% confidence The document is titled as the minutes (acta) of the Annual General Ordinary Meeting of Shareholders (Asamblea General Ordinaria Anual) of Teléfonos de México, S.A.B. de C.V. dated April 30, 2026. It details the meeting proceedings, including attendance, agenda items, presentations of reports, ratifications, and resolutions. The content includes the ratification of management, presentation of financial and audit reports, and importantly, the designation or ratification of members of the Board of Directors and committees. The document is a detailed record of the AGM meeting itself, not just an announcement or summary. It contains explicit sections on the appointment and ratification of board members and committees, which is characteristic of Board/Management Information filings. Although it references financial reports and audit opinions, the primary focus is on the AGM proceedings and board-related resolutions. Therefore, the most appropriate classification is AGM Information (AGM-R).
2026-05-09 Spanish
Estados Financieros Dictaminados 2025
Audit Report / Information Classification · 95% confidence The document is a detailed auditor's report from Deloitte on the consolidated financial statements of Teléfonos de México, S.A.B. de C.V. and subsidiaries for the year ended December 31, 2025. It includes the auditor's opinion, basis for opinion, key audit matters, responsibilities of management and auditors, and references to the audited financial statements such as balance sheets, income statements, cash flows, and notes. The document is about 15,000 characters long, indicating it is a full report rather than a brief announcement. It contains substantive financial data and detailed audit information, not just a certification or announcement. Therefore, it fits the category of an Audit Report / Information (AR) rather than an Annual Report (10-K) or Regulatory Filing (RNS).
2026-05-08 Spanish
Constancia trimestral 4TD 2025
Regulatory Filings Classification · 95% confidence The document is a sworn statement (constancia) by company officers certifying the preparation and accuracy of the quarterly report for the period ending December 31, 2025. It does not contain the actual financial data or substantive analysis but is an attestation related to a quarterly report. According to the Certification Rule, such officer certifications should be classified as Regulatory Filings (RNS), not as the quarterly report itself (IR). The document length is short (934 characters), and it is clearly a certification letter addressed to the regulatory authority.
2026-05-08 Spanish
ifrsxbrl_TELMEX_2025-4D
Regulatory Filings
2026-05-08 Spanish
CARTA DE INDEPENDENCIA DEL AUDITOR EXTERNO 2025
Regulatory Filings Classification · 95% confidence The document is a declaration by the external auditor of Teléfonos de México, S.A.B. de C.V. and Subsidiaries regarding compliance with regulatory requirements under Mexican banking and securities commission rules for the audit of consolidated financial statements for the year ended December 31, 2025. It includes auditor qualifications, compliance statements, and consent to provide information to the regulator. It does not contain the audit report itself or financial statements, but rather a formal attestation and declaration related to the audit engagement and regulatory compliance. The document length is 3834 characters, which is relatively short and consistent with a certification or declaration letter. According to the rules, such officer certifications or attestations should be classified as Regulatory Filings (RNS), not as the audit report or annual report itself.
2026-05-08 Spanish
RATIFICACION AUDITOR EXTERNO
Regulatory Filings Classification · 95% confidence The document is a certification by the Secretary of the Board of Directors of Teléfonos de México, S.A.B. de C.V., attesting to the resolution adopted in the Audit and Corporate Practices Committee meeting. It references the ratification of external auditors for the 2026 fiscal year and mentions the audit firm. The document is short (1381 characters) and primarily serves as an official attestation or certification of a committee resolution related to audit matters. It does not contain the audit report itself, nor detailed financial data or audit results. According to the Certification Rule, such a document should be classified as a Regulatory Filing (RNS) rather than an Audit Report (AR) or Annual Report (10-K).
2026-05-08 Spanish

Browse filings by year

12 years

Report missing filing

Can't find a specific document? Let us know and we'll add it within 24 hours.

We will notify you once the filing is added.
Report sent
Thank you. We will check the data and update it shortly.