---
schema_version: "secwatch.filing_event.v1"
accession: "0000950103-25-014418"
form_type: "8-K"
ticker: "MSCI"
cik: "0001408198"
company_name: "MSCI Inc."
filed_at: "2025-11-06T23:59:59+00:00"
generated_at: "2026-05-16T23:34:54.971029+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# MSCI issues $500M of 5.150% senior notes due 2036, raises 2025 interest expense outlook

## Summary
- Closed public offering of $500M aggregate principal 5.150% senior unsecured notes maturing 2036.
- Full-year 2025 interest expense guidance raised to ~$210-213M from prior $205-209M due to the notes.
- Notes issued under existing shelf registration; J.P. Morgan and BofA Securities were underwriters.
- Proceeds not explicitly stated; expected for general corporate purposes.

## SEC filing metadata
- accession: 0000950103-25-014418
- form_type: 8-K
- ticker: MSCI
- cik: 0001408198
- company_name: MSCI Inc.
- filed_at: 2025-11-06T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 7.01, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1408198/000095010325014418/0000950103-25-014418-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1408198/000095010325014418/dp236995_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950103-25-014418
- JSON: https://secwatch.observer/filing/0000950103-25-014418.json
- Plain text: https://secwatch.observer/filing/0000950103-25-014418.txt

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