Who in Congress trades MCK?
McKesson Corporation
6 members of Congress have disclosed 13 MCK transactions between February 6, 2014 – July 8, 2026. Under the STOCK Act these must be filed within 45 days of the trade.
Price and trade timing
When members traded MCK, against its weekly closing price.
Markers sit on the date the trade happened; it was disclosed up to 45 days later. Prices are weekly closes adjusted for splits and dividends. Shown as context for the public record — we do not calculate returns or performance for any member, and none of this is investment advice.
Who trades it most
MCK trades by year
Every disclosed MCK trade
Newest first, through July 24, 2026. Each row links to the original filing. 2 of these were filed after the 45-day deadline.
| Member | Type | Amount | Traded | Filing |
|---|---|---|---|---|
| Alan ArmstrongR | BuyLate | $1,001 - $15,000 | March 27, 2026 | View |
| Jonathan JacksonD | Sell | $1,001 - $15,000 | June 15, 2026 | View |
| Rick LarsenD | Buy | $1,001 - $15,000 | July 8, 2026 | View |
| Ritchie John TorresD | BuyLate | $1,001 - $15,000 | January 7, 2025 | View |
| Sheldon WhitehouseD | Sell | $15,001 - $50,000 | September 20, 2017 | View |
| Sheldon WhitehouseD | Buy | $1,001 - $15,000 | February 23, 2017 | View |
| Sheldon WhitehouseD | Buy | $1,001 - $15,000 | November 15, 2016 | View |
| Sheldon WhitehouseD | Buy | $1,001 - $15,000 | October 26, 2016 | View |
| Sheldon WhitehouseD | Buy | $1,001 - $15,000 | September 28, 2016 | View |
| Susan M. CollinsR | Sell | $1,001 - $15,000 | July 23, 2014 | View |
| Susan M. CollinsR | Buy | $1,001 - $15,000 | February 26, 2014 | View |
| Susan M. CollinsR | Buy | $1,001 - $15,000 | February 13, 2014 | View |
| Susan M. CollinsR | Buy | $1,001 - $15,000 | February 6, 2014 | View |
Public STOCK Act disclosures (U.S. Senate eFD and House Clerk), shown for transparency and education — not investment advice, and not a statement of what any member currently owns. Back to the full Congress trades tracker.