---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-21-211958"
form_type: "8-K"
ticker: "SPHR"
cik: "0001795250"
company_name: "Sphere Entertainment Co."
filed_at: "2021-07-09T23:59:59+00:00"
generated_at: "2026-06-30T06:25:22.334354+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# MSG Entertainment completes acquisition of MSG Networks, creating a combined entertainment and media company

## Summary
- Merger closed July 9, 2021; MSG Networks holders received 0.172 MSGE shares per MSGN share.
- Transaction structured as tax-free for U.S. federal income tax purposes for both companies and stockholders.
- Combined company expected to realize tax efficiencies, cost synergies, and interest expense savings.
- Andrew Lustgarten remains President of MSG Entertainment; Andrea Greenberg joins as President and CEO of MSG Networks.
- Joel Litvin appointed to MSG Entertainment board effective July 9, 2021.

## SEC filing metadata
- accession: 0001193125-21-211958
- form_type: 8-K
- ticker: SPHR
- cik: 0001795250
- company_name: Sphere Entertainment Co.
- filed_at: 2021-07-09T23:59:59+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 2.01, 5.02, 5.07, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1795250/000119312521211958/0001193125-21-211958-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1795250/000119312521211958/d201803d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-21-211958
- JSON: https://secwatch.observer/filing/0001193125-21-211958.json
- Plain text: https://secwatch.observer/filing/0001193125-21-211958.txt

## Key facts
- Executive change
  Joel Litvin was appointed as Director at Sphere Entertainment Co..
  - Action: appointed
  - Role: Director
  source text: the Board of Directors of MSG Entertainment (the “ Board ”) increased the size of the Board by one member and appointed Joel Litvin, a former director of MSG Networks appointed by the holders of MSGN Class A Common Stock, to fill the newly created vacancy
  evidence_url: https://www.sec.gov/Archives/edgar/data/1795250/000119312521211958/0001193125-21-211958-index.htm

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