---
schema_version: "secwatch.filing_event.v1"
accession: "0000950103-25-010115"
form_type: "8-K"
ticker: "MSCI"
cik: "0001408198"
company_name: "MSCI Inc."
filed_at: "2025-08-08T23:59:59+00:00"
generated_at: "2026-05-17T16:14:05.072829+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# MSCI closes $1.25B public offering of 5.250% senior notes due 2035

## Summary
- Issued $1.25B aggregate principal of 5.250% senior unsecured notes due 2035 on August 8, 2025.
- Underwriting agreement with J.P. Morgan Securities and BofA Securities dated August 5, 2025.
- Notes offered under existing shelf registration statement and prospectus supplement dated August 5, 2025.

## SEC filing metadata
- accession: 0000950103-25-010115
- form_type: 8-K
- ticker: MSCI
- cik: 0001408198
- company_name: MSCI Inc.
- filed_at: 2025-08-08T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1408198/000095010325010115/0000950103-25-010115-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1408198/000095010325010115/dp232812_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950103-25-010115
- JSON: https://secwatch.observer/filing/0000950103-25-010115.json
- Plain text: https://secwatch.observer/filing/0000950103-25-010115.txt

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