MCK
Mckesson Corp
2 of the 83 super-investors we track hold MCK, worth a combined $392M per their latest 13F filings. The largest position: Stephen Mandel at 0.3% of their portfolio. This quarter the cohort logged 0 buys and 1 sell on the name. Conviction score: 18 of 100 (how strongly the cohort backs it) — ranked #685 of 742 stocks. The stock is up 5.2x since a tracked investor first held it at conviction size (Q1 2014 or earlier).
Held through it: Richard Pzena (33q straight), Vulcan Value Partners (14q straight), Viking Global Investors (9q straight) and 8 more. All multibaggers the cohort held →
Why super-investors own MCK
MCK is held by 2 super-investors in our cohort, with a combined position value of $392M. The highest-conviction owner is Stephen Mandel at 0.3% of their portfolio. Cohort ownership has grown from 1 to 2 over the last four quarters — net interest is rising. This quarter the cohort registered 1 trimmed.
AI-synthesized from 13F filings. Not investment advice.
Cohort owners over time
2016Q3 → 2026Q2How many of the cohort members held this stock each quarter.
Owners (2) · click any column to sort
| #↑ | Manager | % Port. | History | Value | Shares |
|---|---|---|---|---|---|
| 1 | Joel Greenblatt | 0.2% | 38q | $348M | 460,409 |
| 2 | Stephen Mandel | 0.3% | 4q | $44M | 57,851 |
Owners of MCK also hold
Congress is trading MCK
Congress tracker →- Rick Larsenbought$1,001 - $15,000 · 2026-07-08
- Jonathan Jacksonsold$1,001 - $15,000 · 2026-06-15
- Elizabeth Fletchersold$1,001 - $15,000 · 2026-04-08
- Markwayne Mullinbought$15,001 - $50,000 · 2026-02-04
- Markwayne Mullinbought$15,001 - $50,000 · 2026-01-05
- Markwayne Mullinbought$15,001 - $50,000 · 2026-01-05
STOCK Act periodic transaction reports; amounts are disclosed ranges. Who files late →
Recent activity (1)
| Manager | Move | % Port. | Δ Shares | Value | Filed |
|---|---|---|---|---|---|
| Stephen Mandel | TRIM | 0.3% | -85% | $44M | Aug 14, 2026 |
Long US equity 13F-HR filings only. CUSIP 58155Q103. Not investment advice.