McKesson Corporation (MCK) is down 3.4% today. Here is some analysis on what might have caused this price movement.
Analysis: The most likely driver appears to be pre-earnings caution ahead of McKesson’s first-quarter fiscal 2027 results, which are scheduled for August 5, 2026. There does not appear to be a major new company announcement tied to today’s decline, so this could be because investors are trimming positions after the company’s mixed fourth-quarter setup earlier this year, when solid profit performance was paired with a revenue miss. ([mckesson.com](https://www.mckesson.com/about-us/newsroom/press-releases/2026/mckesson-corporation-announces-first-quarter-fiscal-2027-earnings-release-date/?utm_source=openai))
Details:
McKesson said on June 24 that it will release first-quarter fiscal 2027 results after market close on Wednesday, August 5, 2026, putting the stock in a typical higher-volatility window ahead of earnings. ([mckesson.com](https://www.mckesson.com/about-us/newsroom/press-releases/2026/mckesson-corporation-announces-first-quarter-fiscal-2027-earnings-release-date/?utm_source=openai))In its latest quarterly report, McKesson posted fiscal 2026 fourth-quarter and full-year results, provided fiscal 2027 guidance, and reaffirmed long-term financial growth targets. ([mckesson.com](https://www.mckesson.com/about-us/newsroom/press-releases/2026/mckesson-reports-fiscal-2026-fourth-quarter-and-full-year-results/?utm_source=openai))That same fourth-quarter release was not entirely clean for sentiment because investors had to balance earnings strength and buyback support against questions around top-line momentum. This makes pre-report profit-taking a plausible explanation for today’s move. ([mckesson.com](https://www.mckesson.com/about-us/newsroom/press-releases/2026/mckesson-reports-fiscal-2026-fourth-quarter-and-full-year-results/?utm_source=openai))Recent corporate updates have included the June closing of Apollo funds’ minority investment in Medical-Surgical Solutions and a late-June executive transition filing, but neither looks like an obvious standalone catalyst for a 1-day drop today. ([investor.mckesson.com](https://investor.mckesson.com/news/financial-news/2026/McKesson-Closes-Strategic-Investment-with-Apollo-Funds-for-Minority-Interest-in-Medical-Surgical-Solutions/default.aspx?utm_source=openai))Sources:
McKesson, SEC
Disclaimer: This price movement analysis was generated with the help of AI. Please double-check the information provided for mistakes.
$MCK Insider Trading Activity

$MCK insiders have traded $MCK stock on the open market 14 times in the past 6 months. Of those trades, 0 have been purchases and 14 have been sales.
Here’s a breakdown of recent trading of $MCK stock by insiders over the last 6 months:
- BRIAN S. TYLER (Chief Executive Officer) has made 0 purchases and 3 sales selling 21,855 shares for an estimated $17,036,650.
- MICHELE LAU (EVP and Chief Legal Officer) has made 0 purchases and 3 sales selling 6,578 shares for an estimated $5,682,436.
- THOMAS L RODGERS (EVP, Chief Strategy & BDO) has made 0 purchases and 3 sales selling 3,210 shares for an estimated $2,421,903.
- LEANN B SMITH (EVP & Chief HR Officer) has made 0 purchases and 2 sales selling 2,000 shares for an estimated $1,510,805.
- NAPOLEON B JR RUTLEDGE (SVP, Controller & CAO) has made 0 purchases and 2 sales selling 461 shares for an estimated $414,852.
- MARIA MARTINEZ sold 349 shares for an estimated $328,012
To track insider transactions, check out Quiver Quantitative's insider trading dashboard. You can access data on insider stock transactions through the Quiver Quantitative API insider transaction endpoint.
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$MCK Hedge Fund Activity
We have seen 812 institutional investors add shares of $MCK stock to their portfolio, and 905 decrease their positions in their most recent quarter.
Here are some of the largest recent moves:
- MASSACHUSETTS FINANCIAL SERVICES CO /MA/ removed 453,847 shares (-15.6%) from their portfolio in Q2 2026, for an estimated $342,926,793
- BARCLAYS PLC added 437,711 shares (+159.1%) to their portfolio in Q1 2026, for an estimated $378,777,590
- FMR LLC added 398,301 shares (+12.4%) to their portfolio in Q1 2026, for an estimated $344,673,753
- LONE PINE CAPITAL LLC added 392,224 shares (+inf%) to their portfolio in Q1 2026, for an estimated $339,414,960
- GOLDMAN SACHS GROUP INC added 378,655 shares (+40.9%) to their portfolio in Q1 2026, for an estimated $327,672,890
- VOYA INVESTMENT MANAGEMENT LLC removed 248,059 shares (-37.1%) from their portfolio in Q1 2026, for an estimated $214,660,336
- ALLIANCEBERNSTEIN L.P. removed 246,006 shares (-9.9%) from their portfolio in Q1 2026, for an estimated $212,883,752
To track hedge funds' stock portfolios, check out Quiver Quantitative's institutional holdings dashboard. You can access data on hedge funds moves and 13F filings through the Quiver Quantitative API 13F endpoint.
$MCK Government Contracts
We have seen $11,403,811,496 of award payments to $MCK over the last year.
Here are some of the awards which we have have seen pay out the most over the last year:
To track government contracts to publicy traded companies, check out Quiver Quantitative's government contracts dashboard. You can access data on government contracts through the Quiver Quantitative API government contracts endpoint.
$MCK Congressional Stock Trading
Members of Congress have traded $MCK stock 5 times in the past 6 months. Of those trades, 3 have been purchases and 2 have been sales.
Here’s a breakdown of recent trading of $MCK stock by members of Congress over the last 6 months:
To track congressional stock trading, check out Quiver Quantitative's congressional trading dashboard. You can access data on congressional stock trades through the Quiver Quantitative API Congress trades endpoint.
$MCK Analyst Ratings
Wall Street analysts have issued reports on $MCK in the last several months. We have seen 1 firms issue buy ratings on the stock, and 0 firms issue sell ratings.
Here are some recent analyst ratings:
- William Blair issued a "Outperform" rating on 04/28/2026
To track analyst ratings and price targets for $MCK, check out Quiver Quantitative's $MCK forecast page.
$MCK Price Targets
Multiple analysts have issued price targets for $MCK recently. We have seen 9 analysts offer price targets for $MCK in the last 6 months, with a median target of $945.0.
Here are some recent targets:
- Glen Santangelo from Barclays set a target price of $925.0 on 06/10/2026
- Daniel Grosslight from Citigroup set a target price of $945.0 on 05/14/2026
- Stephen Baxter from Wells Fargo set a target price of $812.0 on 05/12/2026
- Elizabeth Anderson from Evercore ISI Group set a target price of $850.0 on 05/08/2026
- Lisa Gill from JP Morgan set a target price of $1015.0 on 05/08/2026
- Kevin Caliendo from UBS set a target price of $1050.0 on 05/08/2026
- Michael Cherny from B of A Securities set a target price of $1000.0 on 04/06/2026
This article is not financial advice. See Quiver Quantitative's disclaimers for more information. Note that there may be inaccuracies due to mistakes in ticker-mapping, and other anomalies.