MCK Insider Buying & Government Contracts (2026)

MCK insider buying and selling over the past year

Insiders at MCKESSON CORP only sold stock in the open market over the past year: 7 Form 4 sales totaling $4.31M, against no open-market purchases.

Most of the selling was pre-scheduled: 6 of the 7 sales (85.7%) were flagged as Rule 10b5-1 plan trades, which are set up in advance and say less about an insider's current view than discretionary sales. Activity clustered in 2026-02 (4 trades) and 2025-11 (1 trades); the latest filing in this window is dated 2026-03-02. The average open-market sale price was $957.80; the last close of $1,004.84 is 4.9% above that level, so sellers left upside on the table. The single largest trade was a sale of 2,725 shares worth $2.70M on 2026-03-02. Since the most recent filing the stock has moved +1.4%, from $990.95.

Where MCK trades relative to its one-year range

MCKESSON CORP closed at $1,004.84 on 2026-10-16, inside a one-year range of $725.17 to $1,004.84. That puts the stock near the top of its range, at 100.0% of the distance from low to high. Over one year the share price moved +29.6%, and over roughly three months +19.4%. Average daily volume over the last month was about 793,750 shares.

Across 17 companies in the same SEC industry group (SIC 51) with a full year of prices in Gemral Edge, the median one-year return was +13.3%. MCK is ahead of that median and beat 65% of that peer group on this measure.

Members of Congress who traded MCK

STOCK Act disclosures show 51 trades in MCK by 18 members of Congress over five years (32 purchases, 19 sales), most recently on 2026-09-04. The most active traders were Ro Khanna (D-CA), 15 trades; Jonathan L. Jackson (D-IL), 6 trades; Gilbert Ray Cisneros, Jr. (D-CA), 5 trades; Jared Moskowitz (D-FL), 5 trades; Lois Frankel (D-FL), 3 trades.

By party the trades split 43 by Democrats, 8 by Republicans; by chamber, 47 from the House, 4 from the Senate.

MCK lobbying disclosures

MCKESSON CORP appears in 3 Lobbying Disclosure Act filings between 2018 and 2018, with $90.0K in reported lobbying spend.

Compare MCK with indexed peers from the same industry group

These peers have full Gemral Edge dossiers and the closest one-year price move to MCK:

• COR one-year return +6.7%
• SYY one-year return +4.3%

Sources and method

Every figure above is computed from public filings stored in Gemral Edge, not estimated. Insider figures count only open-market purchases and sales reported on SEC Form 4; option exercises, grants and gifts are excluded because they do not reflect a decision to buy or sell at market prices.

• SEC EDGAR Form 4 (edge_insider_trades, codes P/S open-market only) — as of 2026-03-02
• edge_prices_eod (end-of-day close) — as of 2026-10-16
• House PTR / Senate eFD disclosures (edge_congress_trades) — as of 2026-09-04
• Senate LDA filings (edge_lobbying_filings)

MCK data questions

Are MCK insiders buying or selling stock?

Insiders at MCKESSON CORP only sold stock in the open market over the past year: 7 Form 4 sales totaling $4.31M, against no open-market purchases.

What is the one-year price range for MCK?

Based on end-of-day closes through 2026-10-16, MCK traded between $725.17 and $1,004.84, last closing at $1,004.84.

Has any member of Congress traded MCK stock?

Yes. 18 members disclosed 51 trades in MCK over five years; the most recent disclosed trade date is 2026-09-04.