---
schema_version: "secwatch.filing_event.v1"
accession: "0000927653-26-000253"
form_type: "8-K"
ticker: "MCK"
cik: "0000927653"
company_name: "MCKESSON CORP"
filed_at: "2026-10-06T12:03:53+00:00"
generated_at: "2026-10-12T16:33:50.354711+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.9
calibrated_materiality_score: 0.9
confidence: "high"
source: SEC EDGAR
---

# CD&R and McKesson agree to acquire Option Care Health for $32.05/share, $5.8B enterprise value

## Summary
- CD&R and McKesson entered a definitive agreement to acquire Option Care Health at $32.05 per share, a total enterprise value of about $5.8 billion.
- CD&R will hold ~51% and McKesson will invest ~$1.4 billion for ~49%, with Option Care Health remaining a separate company led by existing management.
- The $32.05 per-share price represents a ~37% premium to Option Care Health's October 5, 2026 closing share price; closing expected in first half of 2027.
- Option Care Health will withdraw its 2026 guidance and not host a Q3 earnings call; it expects to report Q3 2026 results on November 4, 2026.
- McKesson will account for its minority interest using the equity method; a framework allows McKesson's future acquisition of CD&R's interest, subject to approvals.

## SEC filing metadata
- accession: 0000927653-26-000253
- form_type: 8-K
- ticker: MCK
- cik: 0000927653
- company_name: MCKESSON CORP
- filed_at: 2026-10-06T12:03:53+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.9
- calibrated_materiality_score: 0.9
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/927653/000092765326000253/0000927653-26-000253-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/927653/000092765326000253/mck-20261006.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000927653-26-000253
- JSON: https://secwatch.observer/filing/0000927653-26-000253.json
- Plain text: https://secwatch.observer/filing/0000927653-26-000253.txt

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