The company said it is in a legal dispute with AT&T Mexico, a customer in Mexico, which has been withholding tower rents since the start of 2025, and disclosed this on September 3, 2025.

8-KRegulation FD DisclosureFiled Sep 24, 2025Period of report Sep 23, 2025Summary published (UTC) Oct 13, 2026

Key points

AI summary

The company said it is in a legal dispute with AT&T Mexico, a customer in Mexico, which has been withholding tower rents since the start of 2025, and disclosed this on September 3, 2025.
The company said AT&T Mexico accounted for approximately $300 million of tenant revenue in 2024.
The company said it reached an agreement with AT&T Mexico on September 23, 2025 under which AT&T Mexico will pay most of the withheld tower rents and resume paying most of its unpaid tower rents monthly going forward.
The company said it will deposit the remaining receivables and future unpaid monthly tower rents into an irrevocable escrow account overseen by an independent trustee, to be released upon a final ruling in the arbitration or by mutual agreement. It said the account will not be released without one of these conditions being met.

Summary

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Analysis scope · Filing bodyWe analyzed the filing body and confirmed exhibits. This is not a review of other exhibits, investor presentations or the full earnings call.

Arbitration Dispute and Withheld Rents with AT&T Mexico

The company said it is in a legal dispute with AT&T Mexico, a customer in Mexico, which has been withholding tower rents since the start of 2025, and disclosed this on September 3, 2025.

Source · Based on the filing body and exhibits

AT&T Mexico's Tenant Revenue Size in 2024

The company said AT&T Mexico accounted for approximately $300 million of tenant revenue in 2024.

Source · Based on the filing body and exhibits

AT&T Mexico Agreement on September 23, 2025: Most Withheld Rents Paid and Monthly Payments Resume

The company said it reached an agreement with AT&T Mexico on September 23, 2025 under which AT&T Mexico will pay most of the withheld tower rents and resume paying most of its unpaid tower rents monthly going forward.

Source · Based on the filing body and exhibits

Remaining Receivables and Future Unpaid Rents Placed in Escrow

The company said it will deposit the remaining receivables and future unpaid monthly tower rents into an irrevocable escrow account overseen by an independent trustee, to be released upon a final ruling in the arbitration or by mutual agreement. It said the account will not be released without one of these conditions being met.

Source · Based on the filing body and exhibits

AI summarized the filing and translated the summary into English; it may differ from the original. For reference only, not investment advice. AI translated the published Korean report into English. Figures are copied as filed, not recalculated.

Original filing

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