---
schema_version: "secwatch.filing_event.v1"
accession: "0000821130-24-000065"
form_type: "8-K"
ticker: "AD"
cik: "0000821130"
company_name: "ARRAY DIGITAL INFRASTRUCTURE, INC."
filed_at: "2024-11-07T23:59:59+00:00"
generated_at: "2026-05-30T04:08:37.408212+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# US Cellular sells spectrum assets to AT&T for $1.018 billion

## Summary
- Agreement includes 1,250M MHz-Pops of 3.45 GHz and 331M MHz-Pops of 700 MHz B/C block.
- Transaction is contingent on closing of proposed T-Mobile sale; regulatory approvals required.
- Combined with prior deals, US Cellular has agreements monetizing ~$2.02B of spectrum excluded from T-Mobile deal.
- After proposed sales, US Cellular retains 1.86B MHz-Pops low/mid-band and 17.2B MHz-Pops mmWave spectrum.
- TDS (83% shareholder) delivered written consent; no further shareholder vote needed.

## SEC filing metadata
- accession: 0000821130-24-000065
- form_type: 8-K
- ticker: AD
- cik: 0000821130
- company_name: ARRAY DIGITAL INFRASTRUCTURE, INC.
- filed_at: 2024-11-07T23:59:59+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 1.01, 5.07, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/821130/000082113024000065/0000821130-24-000065-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/821130/000082113024000065/usm-20241106.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000821130-24-000065
- JSON: https://secwatch.observer/filing/0000821130-24-000065.json
- Plain text: https://secwatch.observer/filing/0000821130-24-000065.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.