---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-168978"
form_type: "8-K"
ticker: "MCK"
cik: "0000927653"
company_name: "MCKESSON CORP"
filed_at: "2023-06-16T23:59:59+00:00"
generated_at: "2026-06-13T23:30:13.099381+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# McKesson issues $1B of 4.900%/5.100% notes due 2028/2033; retires $271M of 2024 notes via tender

## Summary
- Issued $400M 4.900% notes due 2028 and $600M 5.100% notes due 2033; net proceeds ~$991.2M after underwriting.
- Concurrent tender offer purchased $271M (29.52%) of outstanding $918M 3.796% notes due 2024; retired and cancelled.
- Remaining 2024 notes satisfied and discharged via deposit of U.S. government obligations with trustee.
- Remaining net proceeds from new notes will be used for general corporate purposes.
- Notes are unsecured, unsubordinated, rank equally with existing unsecured debt; make-whole redemption provisions apply.

## SEC filing metadata
- accession: 0001193125-23-168978
- form_type: 8-K
- ticker: MCK
- cik: 0000927653
- company_name: MCKESSON CORP
- filed_at: 2023-06-16T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 1.02, 8.01, 2.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/927653/000119312523168978/0001193125-23-168978-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/927653/000119312523168978/d481928d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-168978
- JSON: https://secwatch.observer/filing/0001193125-23-168978.json
- Plain text: https://secwatch.observer/filing/0001193125-23-168978.txt

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