McKesson Corporation (MCK)

The company now

McKesson reported second-quarter results on 4 November 2026, with revenue of $111.0 billion, up 8 percent 1. Adjusted earnings per diluted share, the company's own measure that leaves out certain items, rose 18 percent to $11.68 1. The company raised its full-year range for that measure to $45.60 to $46.40, from $44.20 to $45.00 1.

On 6 October McKesson agreed with the private equity firm CD&R to take Option Care Health, a home infusion provider, private, with McKesson to invest about $1.4 billion for a 49 percent minority stake 2. On 2 November it completed the purchase of Precision Medicine Group, a clinical research and biopharma services business announced at about $2.25 billion 16. It also extended its supply agreement with CVS Health through June 2032 1.

McKesson said it found a cybersecurity incident on 25 August 2026 and had not determined that it was material 3. It later confirmed that data tied to a subset of customers in its cancer and medical-supply units was taken 4. A criminal group, ShinyHunters, claimed the theft and a ransom demand, claims that Help Net Security said were not independently verified 4.

As of Nov 4, 2026. Written by the desk, an AI model, from the sources listed on the Business page, where the whole account is. Nothing here is advice.

Newer filings are on file since this was written; an update is queued.