---
schema_version: "secwatch.filing_event.v1"
accession: "0001051512-25-000051"
form_type: "8-K"
ticker: "TDS"
cik: "0001051512"
company_name: "TELEPHONE & DATA SYSTEMS INC /DE/"
filed_at: "2025-07-25T23:59:59+00:00"
generated_at: "2026-05-18T00:48:27.207240+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# UScellular appoints Douglas Chambers interim CEO, effective on T-Mobile deal close

## Summary
- Douglas W. Chambers named interim President and CEO of UScellular, contingent on closing of T-Mobile Securities Purchase Agreement (May 24, 2024).
- Laurent C. Therivel will cease as President and CEO of UScellular upon closing and separate from the company.
- Appointment is effective at closing of transaction; no immediate change in leadership until then.

## SEC filing metadata
- accession: 0001051512-25-000051
- form_type: 8-K
- ticker: TDS
- cik: 0001051512
- company_name: TELEPHONE & DATA SYSTEMS INC /DE/
- filed_at: 2025-07-25T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1051512/000105151225000051/0001051512-25-000051-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1051512/000105151225000051/tds-20250724.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001051512-25-000051
- JSON: https://secwatch.observer/filing/0001051512-25-000051.json
- Plain text: https://secwatch.observer/filing/0001051512-25-000051.txt

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