---
schema_version: "secwatch.filing_event.v1"
accession: "0000937556-25-000171"
form_type: "8-K"
ticker: "MASI"
cik: "0000937556"
company_name: "MASIMO CORP"
filed_at: "2025-12-01T23:59:59+00:00"
generated_at: "2026-05-16T16:00:39.301538+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Masimo refinances debt with $250M term loan and $750M revolver maturing 2030

## Summary
- Paid off prior credit facility (April 2022, Citibank admin) on Dec 1, 2025, and terminated commitments.
- New unsecured Credit Facility: $250M term loan + $750M revolver; maturity Dec 1, 2030; option to increase by $400M.
- Interest: ABR (spread 0%-0.75%) or Term SOFR (spread 1%-1.75%), based on net leverage; no SOFR credit spread adjustment.
- Proceeds used to refinance prior debt and pay fees; future revolver draws for corporate, capex, working capital.
- Financial covenants: net leverage ratio and interest charge coverage ratio same as prior agreement.

## SEC filing metadata
- accession: 0000937556-25-000171
- form_type: 8-K
- ticker: MASI
- cik: 0000937556
- company_name: MASIMO CORP
- filed_at: 2025-12-01T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 1.01, 2.03, 1.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/937556/000093755625000171/0000937556-25-000171-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/937556/000093755625000171/masi-20251201.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000937556-25-000171
- JSON: https://secwatch.observer/filing/0000937556-25-000171.json
- Plain text: https://secwatch.observer/filing/0000937556-25-000171.txt

## Key facts
- Debt Financings
  MASIMO CORP incurred credit facility of $250.0 million (the "Term Loan") and $750.0 million of ongoing unsecured revolving commitments (the "Revolver") with BANK OF AMERICA, N.A. at Term SOFR, plus a spread of 1.000% to 1.750% maturing December 1, 2030.
  - Instrument: credit facility
  - Principal: $250.0 million (the "Term Loan") and $750.0 million of ongoing unsecured revolving commitments (the "Revolver")
  - Counterparty: BANK OF AMERICA, N.A.
  - Rate: Term SOFR, plus a spread of 1.000% to 1.750%
  - Maturity: December 1, 2030
  - Event: incurrence
  source text: terminated in connection with entry into the Credit Facility, as described in Item 1.02 of this Current Report. The Credit Facility provides for an unsecured term loan of $250.0 million (the “Term Loan”) and $750.0 million of ongoing unsecured revolving commitments (the “Revolver”), with an option, subject to certain conditions, for the Company to increase the
  evidence_url: https://www.sec.gov/Archives/edgar/data/937556/000093755625000171/0000937556-25-000171-index.htm
- Material Agreements
  MASIMO CORP entered into Credit Facility valued at $250.0 million (the “Term Loan”) and $750.0 million of ongoing unsecured revolving commitments.
  - Action: entry
  - Agreement: credit facility
  - Value: $250.0 million (the “Term Loan”) and $750.0 million of ongoing unsecured revolving commitments
  source text: The Credit Facility provides for an unsecured term loan of $250.0 million (the “Term Loan”) and $750.0 million of ongoing unsecured revolving commitments (the “Revolver”), with an option, subject to certain conditions, for the Company to increase the aggregate borrowing capacity by an additional $400.0 million (plus additional unlimited amounts if certain incurrence tests are met) in the future with the Initial Lenders and additional lenders, as required.
  evidence_url: https://www.sec.gov/Archives/edgar/data/937556/000093755625000171/0000937556-25-000171-index.htm
- Material Agreements
  MASIMO CORP terminated Refinanced Credit Agreement with CITIBANK, N.A..
  - Action: termination
  - Agreement: credit facility
  - Counterparty: CITIBANK, N.A.
  source text: CITIBANK, N.A. was the administrative agent and a lender under the Company’s credit facility terminated in connection with entry into the Credit Facility, as described in Item 1.02 of this Current Report.
  evidence_url: https://www.sec.gov/Archives/edgar/data/937556/000093755625000171/0000937556-25-000171-index.htm

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