---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-25-028495"
form_type: "8-K"
ticker: "MCK"
cik: "0000927653"
company_name: "MCKESSON CORP"
filed_at: "2025-05-30T23:59:59+00:00"
generated_at: "2026-05-20T05:19:42.713008+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# McKesson issues $2B notes to fund acquisition of 70% stake in Community Oncology Revitalization

## Summary
- Issued $650M 4.650% notes due 2030, $650M 4.950% notes due 2032, $700M 5.250% notes due 2035.
- Net proceeds ~$1.99B; combined with cash on hand to fund acquisition of 70% controlling interest in Community Oncology Revitalization Enterprise Ventures (Florida Cancer Specialists).
- Interest payable semi-annually on May 30 and Nov 30, starting Nov 30, 2025.
- Notes are unsecured, unsubordinated, rank equally with existing unsecured debt; change of control/rating downgrade triggers repurchase offer at 101% plus accrued interest.
- Underwriters include Barclays, BofA Securities, Deutsche Bank, J.P. Morgan.

## SEC filing metadata
- accession: 0001628280-25-028495
- form_type: 8-K
- ticker: MCK
- cik: 0000927653
- company_name: MCKESSON CORP
- filed_at: 2025-05-30T23:59:59+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.03, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/927653/000162828025028495/0001628280-25-028495-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/927653/000162828025028495/mck-20250520.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-25-028495
- JSON: https://secwatch.observer/filing/0001628280-25-028495.json
- Plain text: https://secwatch.observer/filing/0001628280-25-028495.txt

## Key facts
- Debt Financings
  MCKESSON CORP incurred senior notes of $650,000,000 in aggregate principal amount of the Company's 4.650% Notes due 2030 at 4.650% maturing 2030.
  - Instrument: senior notes
  - Principal: $650,000,000 in aggregate principal amount of the Company's 4.650% Notes due 2030
  - Rate: 4.650%
  - Maturity: 2030
  - Event: incurrence
  source text: $650,000,000 in aggregate principal amount of the Company's 4.650% Notes due 2030 (the "2030 Notes"), $650,000,000 in aggregate principal amount of the Company's 4.950% Notes due 2032 (the "2032 Notes") and $700,000,000 in aggregate principal amount of the Company's 5.250% Notes due 2035 (the "2035 Notes" and, together with the 2030 Notes and 2032 Notes, the "Notes")
  evidence_url: https://www.sec.gov/Archives/edgar/data/927653/000162828025028495/0001628280-25-028495-index.htm

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