---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-004380"
form_type: "8-K"
ticker: "CSGS"
cik: "0001005757"
company_name: "CSG SYSTEMS INTERNATIONAL INC"
filed_at: "2026-01-06T23:59:59+00:00"
generated_at: "2026-05-16T11:29:19.873085+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# CSG Systems' HSR waiting period for NEC merger expires; deal still subject to other conditions

## Summary
- HSR waiting period expired on January 5, 2026, clearing one antitrust condition for the merger with NEC.
- Merger closing remains subject to shareholder approval, other regulatory approvals, and customary conditions.
- CSG and NEC announced the merger agreement on October 29, 2025; CSGS will become a wholly owned NEC subsidiary.
- CSG's board recommends shareholders vote for the merger; definitive proxy statement has been mailed.

## SEC filing metadata
- accession: 0001193125-26-004380
- form_type: 8-K
- ticker: CSGS
- cik: 0001005757
- company_name: CSG SYSTEMS INTERNATIONAL INC
- filed_at: 2026-01-06T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1005757/000119312526004380/0001193125-26-004380-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1005757/000119312526004380/d58254d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-004380
- JSON: https://secwatch.observer/filing/0001193125-26-004380.json
- Plain text: https://secwatch.observer/filing/0001193125-26-004380.txt

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