Transactions
24
Insider / MCKESSON CORP
TYLER BRIAN S.
Chief Executive Officer at MCKESSON CORP
- Company
- MCKESSON CORP
- First filing on record
- October 17, 2025
- Latest trade on record
- July 15, 2026
- SEC filings
- EDGAR ↗
TYLER BRIAN S., Chief Executive Officer at MCKESSON CORP, has disclosed 24 transactions in RSG, MCK since October 17, 2025: 0 purchases (0 open-market buys) and 7 sales, worth about $28.8M at the reported prices. The latest was filed July 17, 2026, 2 days after the trade; 4 filings were late against the 2-business-day Form 4 deadline.
Open-market buys
0
Sales
7
Avg. disclosure lag
2.9d
Trading in charts
Trade timeline
When does this person trade, how big, and in which direction? Every trade in the last 12 months.
Bought (above the line)Sold (below the line)Other transaction
In the last 12 months TYLER BRIAN S. made no purchases and 7 sales worth $29M, plus 16 other transactions. Dot size is the dollar amount.
Portfolio mix
Which stocks does this person trade most? Tile size is dollars traded, all time on record.
TYLER BRIAN S. has traded 1 stock on record; the largest by dollars is MCK.
Reporting lag
Does this person report on time? One bar per filing against the Form 4 deadline.
On timeLate
2 of 13 filings on record were reported after the Form 4 deadline (two business days, counted here as 4 calendar days).
What kind of transactions
Most Form 4 rows are pay arriving or tax being withheld, not a decision to buy or sell. Only code P is an open-market purchase and code S an open-market sale. What each code means: Form 4 transaction codes.
| Code | Meaning | Rows | Shares | Value |
|---|---|---|---|---|
| M | Option exercise or conversion | 8 | 26,252 | — |
| A | Grant or award | 7 | 38,746 | $11K |
| F | Shares withheld for tax | 4 | 15,369 | $11.7M |
| S | Open-market sale | 3 | 21,855 | $17.0M |
| G | Gift | 2 | 3,716 | — |
| Year | Rows | Bought | Sold |
|---|---|---|---|
| 2026 | 23 | 0 | 7 · $28.8M |
| 2025 | 1 | 0 | 0 |
Transactions
| Security | Side | Trade date | Disclosed | Lag | Shares | Price | Value | Flags | Source | Share |
|---|---|---|---|---|---|---|---|---|---|---|
| RSG | Other A | July 15, 2026 | July 17, 2026 | 2d | 11 | $217 | $2,289 | derivative | Form 4 ↗ | |
| MCK | Sell S | July 7, 2026 | July 8, 2026 | 1d | 8,463 | $794 | $6.7M | 10b5-1 plan | Form 4 ↗ | |
| MCK | Sell S | June 17, 2026 | June 18, 2026 | 1d | 8,463 | $775 | $6.6M | 10b5-1 plan | Form 4 ↗ | |
| MCK | Sell S | June 9, 2026 | June 11, 2026 | 2d | 4,929 | $763 | $3.8M | 10b5-1 plan | Form 4 ↗ | |
| MCK | Option / conversion M | May 23, 2026 | May 27, 2026 | 4d | 4,579 | — | — | derivative | Form 4 ↗ | |
| MCK | Sell F | May 23, 2026 | May 27, 2026 | 4d | 1,831 | $766 | $1.4M | Form 4 ↗ | ||
| MCK | Option / conversion M | May 23, 2026 | May 27, 2026 | 4d | 4,579 | — | — | Form 4 ↗ | ||
| MCK | Option / conversion M | May 21, 2026 | May 26, 2026 | 5d | 3,500 | — | — | latederivative | Form 4 ↗ | |
| MCK | Sell F | May 21, 2026 | May 26, 2026 | 5d | 1,319 | $767 | $1.0M | late | Form 4 ↗ | |
| MCK | Option / conversion M | May 21, 2026 | May 26, 2026 | 5d | 3,500 | — | — | late | Form 4 ↗ | |
| MCK | Option / conversion M | May 20, 2026 | May 22, 2026 | 2d | 3,189 | — | — | derivative | Form 4 ↗ | |
| MCK | Sell F | May 20, 2026 | May 22, 2026 | 2d | 1,282 | $755 | $967K | Form 4 ↗ | ||
| MCK | Option / conversion M | May 20, 2026 | May 22, 2026 | 2d | 3,189 | — | — | Form 4 ↗ | ||
| MCK | Other A | May 19, 2026 | May 21, 2026 | 2d | 9,739 | — | — | derivative | Form 4 ↗ | |
| MCK | Sell F | May 19, 2026 | May 21, 2026 | 2d | 10,937 | $762 | $8.3M | Form 4 ↗ | ||
| MCK | Other A | May 19, 2026 | May 21, 2026 | 2d | 27,863 | — | — | Form 4 ↗ | ||
| RSG | Other A | April 15, 2026 | April 17, 2026 | 2d | 11 | $211 | $2,258 | derivative | Form 4 ↗ | |
| RSG | Option / conversion M | January 31, 2026 | February 3, 2026 | 3d | 1,858 | — | — | derivative | Form 4 ↗ | |
| RSG | Other G | January 31, 2026 | February 3, 2026 | 3d | 1,858 | — | — | indirect | Form 4 ↗ | |
| RSG | Other G | January 31, 2026 | February 3, 2026 | 3d | 1,858 | — | — | Form 4 ↗ | ||
| RSG | Option / conversion M | January 31, 2026 | February 3, 2026 | 3d | 1,858 | — | — | Form 4 ↗ | ||
| RSG | Other A | January 15, 2026 | January 20, 2026 | 5d | 16 | $211 | $3,307 | latederivative | Form 4 ↗ | |
| RSG | Other A | January 2, 2026 | January 6, 2026 | 4d | 1,095 | — | — | derivative | Form 4 ↗ | |
| RSG | Other A | October 15, 2025 | October 17, 2025 | 2d | 12 | $221 | $2,714 | derivative | Form 4 ↗ |
Filings
| Filed | Form | Accession | Rows | Status | Source |
|---|---|---|---|---|---|
| July 17, 2026 | Form 4 | 0001060391-26-000249 | 1 | published | EDGAR ↗ |
| July 8, 2026 | Form 4 | 0000927653-26-000187 | 1 | published | EDGAR ↗ |
| June 18, 2026 | Form 4 | 0000927653-26-000175 | 1 | published | EDGAR ↗ |
| June 11, 2026 | Form 4 | 0000927653-26-000148 | 1 | published | EDGAR ↗ |
| May 27, 2026 | Form 4 | 0000927653-26-000127 | 3 | published | EDGAR ↗ |
| May 26, 2026 | Form 4 | 0000927653-26-000112 | 3 | published | EDGAR ↗ |
| May 22, 2026 | Form 4 | 0000927653-26-000092 | 3 | published | EDGAR ↗ |
| May 21, 2026 | Form 4 | 0000927653-26-000084 | 3 | published | EDGAR ↗ |
| April 17, 2026 | Form 4 | 0001060391-26-000187 | 1 | published | EDGAR ↗ |
| February 3, 2026 | Form 4 | 0001060391-26-000061 | 4 | published | EDGAR ↗ |
| January 20, 2026 | Form 4 | 0001060391-26-000039 | 1 | published | EDGAR ↗ |
| January 6, 2026 | Form 4 | 0001060391-26-000020 | 1 | published | EDGAR ↗ |
| October 17, 2025 | Form 4 | 0001060391-25-000253 | 1 | published | EDGAR ↗ |
Other insiders at MCKESSON CORP
- CASCADE INVESTMENT, L.L.C. Insider 107 rows
- Wilson-Thompson Kathleen Director 45 rows
- Bales Brian A EVP, Chief Development Officer 44 rows
- Arambula Julia SVP Operations 30 rows
- DelGhiaccio Brian M Director 30 rows
- Richardson Larson SVP Operations 30 rows
- Carlsen Elyse CAO 29 rows
- Ellingsen Catharine D EVP/Chief Legal Officer/Sec 25 rows
- Brummer Gregg EVP, COO 23 rows
- Hodges Amanda EVP, Chief Commercial Officer 23 rows
Everyone on file, with contracts and lobbying under the company's name: MCKESSON CORP.
Guides for this page
- What is SEC Form 4? Who files: officers, directors and owners of more than 10% of a class of the company's shares.
- Form 4 transaction codes P = purchase. S = sale. These are the two market trades.
- Insider buying vs insider selling Selling outweighs buying by a wide margin in normal times.
- Rule 10b5-1 trading plans The plan must be set up when the insider has no important non-public information.
- Options and derivatives on Form 4 Table I = shares. Table II = options and other derivatives.
Sources and method
| Source | Filings | Rows | First filed | Newest filed | Read the originals |
|---|---|---|---|---|---|
| SEC EDGAR, Form 4 | 13 | 24 | October 17, 2025 | July 17, 2026 | Form 4 list on EDGAR |
Site built October 22, 2026. Every row in the tables above links to its own filing. To quote a figure, use the Cite button at the top of the page; see how to cite and reuse.
Every row comes from the reporting owner's Form 4 as filed with the SEC (EDGAR ownership XML), read daily. "Value" is shares × the reported price; code P is an open-market purchase, S a sale, M an option exercise, A a grant. The lag is the filing date minus the trade date; Form 4 is due within two business days. Amendments (4/A) are not merged. Details on the methodology page; report an error on corrections.
Not investment advice. Figures are public disclosures shown as filed; they may lag the trade and may be amended later. No recommendation is made or implied.