---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-123971"
form_type: "8-K"
ticker: "T"
cik: "0000732717"
company_name: "AT&T INC."
filed_at: "2025-05-21T23:59:59+00:00"
generated_at: "2026-05-20T23:13:38.309527+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# AT&T agrees to acquire Lumen's mass markets fiber business for $5.75B cash

## Summary
- Deal value $5.75B cash, acquiring ~1M fiber customers and >4M fiber locations across 11 states.
- Expected close in first half 2026, subject to regulatory approvals and conditions.
- AT&T plans to extend fiber network to ~60M total locations by end of 2030.
- AT&T reiterates full-year 2025 guidance and share repurchase plans.
- NetworkCo (AT&T subsidiary) acquiring Lumen subsidiaries post-restructuring.

## SEC filing metadata
- accession: 0001193125-25-123971
- form_type: 8-K
- ticker: T
- cik: 0000732717
- company_name: AT&T INC.
- filed_at: 2025-05-21T23:59:59+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 1.01, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/732717/000119312525123971/0001193125-25-123971-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/732717/000119312525123971/d939113d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-123971
- JSON: https://secwatch.observer/filing/0001193125-25-123971.json
- Plain text: https://secwatch.observer/filing/0001193125-25-123971.txt

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