McKesson (MCK)
S&P 500 · Health Care · data since 1994-11-10 · last close 2026-10-26
McKesson (MCK) monthly returns (%)
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 1.3 | 18.8 | -12.3 | -5.8 | -8.9 | 1.8 | 13.3 | 3.3 | -3.5 | 16.3 | · | · |
| 2025 | 4.4 | 7.7 | 5.2 | 5.9 | 0.9 | 1.9 | -5.3 | -1.0 | 12.6 | 5.0 | 8.6 | -6.8 |
| 2024 | 8.0 | 4.4 | 3.0 | 0.1 | 6.0 | 2.6 | 5.7 | -8.9 | -11.9 | 1.3 | 25.6 | -9.2 |
| 2023 | 0.9 | -7.5 | 1.8 | 2.3 | 7.5 | 9.3 | -5.8 | 2.6 | 5.5 | 4.7 | 3.5 | -1.6 |
| 2022 | 3.3 | 7.3 | 11.3 | 1.1 | 6.3 | -0.8 | 4.7 | 7.6 | -7.4 | 14.6 | -1.8 | -1.7 |
| 2021 | 0.3 | -2.8 | 15.3 | -3.8 | 2.8 | -0.6 | 6.6 | 0.4 | -2.3 | 4.3 | 4.5 | 14.7 |
| 2020 | 3.1 | -1.7 | -3.3 | 4.4 | 12.6 | -3.3 | -2.1 | 2.5 | -2.9 | -1.0 | 22.3 | -3.3 |
| 2019 | 16.1 | -0.6 | -7.9 | 1.9 | 2.8 | 10.0 | 3.4 | -0.2 | -1.2 | -2.7 | 9.1 | -4.4 |
| 2018 | 8.3 | -11.4 | -5.6 | 10.9 | -8.9 | -6.0 | -5.8 | 2.8 | 3.0 | -6.0 | 0.1 | -11.3 |
| 2017 | -0.9 | 8.1 | -1.3 | -6.7 | 17.9 | 1.1 | -1.6 | -7.5 | 2.9 | -10.2 | 7.4 | 5.6 |
| 2016 | -18.4 | -3.2 | 1.1 | 6.7 | 9.1 | 2.1 | 4.2 | -5.0 | -9.7 | -23.7 | 13.3 | -2.3 |
| 2015 | 2.4 | 7.7 | -1.1 | -1.2 | 6.2 | -5.1 | -1.9 | -10.3 | -6.3 | -3.4 | 6.1 | 4.2 |
| 2014 | 8.1 | 1.6 | -0.3 | -4.2 | 12.1 | -1.7 | 3.0 | 1.8 | -0.2 | 4.5 | 3.7 | -1.5 |
| 2013 | 8.5 | 1.1 | 1.7 | -2.0 | 7.6 | 0.7 | 7.1 | -0.8 | 5.7 | 21.9 | 6.3 | -2.7 |
| 2012 | 4.9 | 2.4 | 5.1 | 4.2 | -4.5 | 7.7 | -3.2 | -3.8 | -1.2 | 8.5 | 1.5 | 2.6 |
| 2011 | 6.8 | 5.7 | -0.3 | 5.0 | 3.1 | -2.1 | -3.0 | -1.2 | -9.1 | 12.2 | -0.0 | -4.2 |
| 2010 | -5.9 | 0.8 | 11.1 | -1.4 | 8.0 | -3.8 | -6.5 | -7.3 | 6.4 | 6.8 | -2.9 | 10.1 |
| 2009 | 14.1 | -6.9 | -14.6 | 5.6 | 11.2 | 7.2 | 16.3 | 11.4 | 4.7 | -1.4 | 5.8 | 0.8 |
| 2008 | -4.1 | -6.4 | -10.9 | -0.5 | 10.6 | -2.8 | 0.1 | 3.4 | -6.9 | -31.6 | -4.7 | 10.8 |
| 2007 | 10.0 | 0.1 | 5.1 | 0.5 | 7.3 | -5.4 | -3.1 | -0.8 | 2.8 | 12.4 | 1.0 | -1.8 |
| 2006 | 2.7 | 2.3 | -3.7 | -6.8 | 1.9 | -4.4 | 6.6 | 0.9 | 3.8 | -5.0 | -1.3 | 2.6 |
| 2005 | 9.6 | 8.4 | 1.1 | -2.0 | 8.8 | 11.4 | 0.5 | 3.9 | 1.7 | -4.3 | 10.8 | 2.6 |
| 2004 | -8.6 | -6.8 | 10.2 | 9.2 | 4.7 | -0.0 | -6.3 | -3.6 | -17.1 | 3.9 | 11.1 | 6.5 |
| 2003 | 5.2 | -6.1 | -6.4 | 11.3 | 9.3 | 18.1 | -9.7 | 1.7 | 1.7 | -9.1 | -3.3 | 10.1 |
| 2002 | 2.9 | -8.3 | 6.2 | 7.9 | -7.2 | -12.7 | 0.7 | 2.1 | -15.5 | 5.2 | -12.8 | 4.3 |
| 2001 | -9.0 | -10.8 | -8.0 | 15.3 | 12.3 | 7.4 | 11.7 | -5.2 | -3.7 | -2.1 | 0.9 | 0.3 |
| 2000 | -8.6 | -5.5 | 8.4 | -19.4 | -2.6 | 27.4 | 16.4 | 2.6 | 22.5 | -8.2 | 17.4 | 9.2 |
| 1999 | -5.1 | -9.3 | -2.9 | -47.0 | -2.5 | -5.5 | -3.5 | 0.8 | -7.2 | -30.8 | 16.8 | -3.7 |
| 1998 | -11.7 | 9.1 | 10.8 | 22.4 | 10.7 | 4.3 | -1.1 | -6.8 | 22.2 | -15.8 | -7.5 | 11.1 |
| 1997 | 5.4 | 12.9 | -3.4 | 13.1 | 4.2 | 3.2 | 11.8 | 8.4 | 8.8 | 5.3 | 4.5 | -3.1 |
| 1996 | -1.2 | 5.0 | -1.9 | -7.1 | -1.6 | 2.1 | -8.7 | -1.4 | 11.1 | 5.0 | 13.6 | -0.7 |
| 1995 | 13.0 | 0.3 | 9.5 | -1.9 | 13.0 | 4.8 | -5.6 | -0.8 | 3.5 | 6.1 | 8.1 | -1.5 |
| 1994 | · | · | · | · | · | · | · | · | · | · | -4.9 | 4.8 |
| Avg | 2.1 | 0.5 | 0.7 | 0.6 | 5.0 | 2.2 | 1.2 | -0.3 | 0.4 | -1.1 | 5.1 | 1.3 |
| Median | 3.0 | 0.6 | 0.4 | 0.8 | 6.3 | 1.4 | -0.5 | 0.1 | 0.7 | 1.3 | 4.5 | -0.2 |
October so far: +16.3% against an average of -1.1% and a median of +1.3% across 31 completed Octobers, 16 of them positive.
Values in %. Current and first-listed months are partial (greyed) and are left out of the Avg and Median rows.
returnsview.com
MCK seasonality — average by calendar month
McKesson has monthly history back to 1994. Its strongest month by median is May — positive in 25 of 32 years, median +6.3%, and higher in 7 of the last 9. July is the soft spot, down in 16 of 32 with a median of -0.5%. Across its full record it has closed 58% of months higher, swings ±8.4% in an average month and has fallen 82.8% peak to trough.
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg | +2.1% | +0.5% | +0.7% | +0.6% | +5.0% | +2.1% | +1.2% | -0.3% | +0.4% | -1.1% | +5.1% | +1.3% |
| Win rate | 69%/32 | 56%/32 | 50%/32 | 56%/32 | 78%/32 | 56%/32 | 50%/32 | 50%/32 | 50%/32 | 52%/31 | 72%/32 | 50%/32 |
Win rate = share of positive months / sample size.
MCK risk & extremes
MCK drawdown & rolling returns
Percent below the all-time high at each month-end — how far underwater the asset was.
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Frequently asked questions
What was McKesson's best month?+
McKesson's strongest completed month on record is June 2000, at +27.38%.
What was McKesson's worst month?+
Its weakest completed month on record is April 1999, at -46.97%.
Is McKesson up this year?+
McKesson is up 21.14% year to date, measured from its last close before 1 January.
What is McKesson's 1-year return?+
+24.07% over the past twelve months, comparing the latest close with the most recent close on or before the same date a year earlier.
What is McKesson's biggest drawdown?+
The deepest peak-to-trough fall on record is 82.8%, measured on month-end closes since 1994.
Which calendar month is historically best for McKesson?+
November has the highest average return across every completed November since 1994. An average is not a forecast.
About McKesson
McKesson is an S&P 500 company, a health care business worth about $116 billion. It profits from humanity's stubborn refusal to stay healthy — with price receipts on this site going back to 1994. And the long game: $100 at its first close here (1994) would be about $7,134 today.
Did you know?
- Its best month on record was June 2000 at +27.38%; its worst, April 1999 at -46.97%.
- It has closed May in the green 25 out of 32 times — not a promise, just a suspicious habit.
Trivia for entertainment — the numbers come from our price data; the jokes don't.