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What McKesson's 8-K filings say: 5 filings, latest Aug 28, 2026

McKesson filed its latest 8-K with the SEC on Aug 28, 2026. It discusses cybersecurity incident and internal control weakness.

Public (MCK)Hospitals and Health Care10,000+ employeesmckesson.comLinkedIn

8-K · latest 7

What McKesson's 8-K filings say

  1. 8-K

    Filed · 2 signals

    SEC EDGAR
  2. 8-K

    Filed · 3 signals

    SEC EDGAR
  3. 8-K

    Filed · 4 signals

    SEC EDGAR
  4. 8-K

    Filed · 4 signals

    SEC EDGAR
  5. 8-K

    Filed · 2 signals

    SEC EDGAR

Showing 7 of 15 filing signals. The Signal API returns all of them.

Get them with one API call

Signal API · MCP

Track McKesson with the Signal API

One POST /v1/companies/enrich call with mckesson.com returns McKesson 8-K signals (sec-8k), each with its source. Or ask Claude through MCP.

2 credits per signal returned; zero-result calls are free. Endpoint reference

curl -X POST https://signals.autobound.ai/v1/companies/enrich \
  -H "X-API-KEY: $AUTOBOUND_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"domain":"mckesson.com","signal_types":["sec-8k"],"limit":20}'

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Questions about McKesson 8-K

When did McKesson file its latest 8-K?
McKesson filed its latest 8-K on Aug 28, 2026. The one before it was filed on Jul 1, 2026.
What did McKesson disclose in its latest 8-K?
From the filing dated Aug 28, 2026: McKesson discloses cybersecurity incident discovered on August 25, 2026
Where can I read McKesson's 8-K filing?
The full filing is on SEC EDGAR: https://www.sec.gov/Archives/edgar/data/927653/000092765326000247/mck-20260825.htm. This page summarizes what the filing says and links to it.

Source. Current reports (Form 8-K) filed with the SEC. Every card links to the filing on EDGAR.

Method. Insights are extracted from the filing text and grouped by category. Numbers are quoted from the filing.

Data as of .

How this data is built →Get it from the Signal API →