McKesson Corporation

MCK · United States · Health Care Distributors · matched S&P 500 member. Follow its market-weight contribution.

Historical time machine

Historical observation

20182026

Universe weight

0.196%

12M weight contribution

+0.028 pp

3M weight contribution

-0.001 pp

12M price return

+40.3%

Share of matched S&P 500 members

Monthly observations through Jan 2026

Company price index

A separate dimension from market allocation

Historical observations

Most recent 24 observations at or before the selected month

Month	Market cap	Universe weight	12M weight change	12M return	Above 6M weight average
Jan 2026	$102.6bn	0.196%	+0.028 pp	+40.3%	Yes
Dec 2025	$101.2bn	0.198%	+0.034 pp	+44.5%	Yes
Nov 2025	$108.8bn	0.214%	+0.038 pp	+40.8%	Yes
Oct 2025	$100.9bn	0.198%	+0.045 pp	+62.8%	Yes
Sep 2025	$96.1bn	0.192%	+0.043 pp	+56.9%	No
Aug 2025	$85.4bn	0.177%	+0.001 pp	+22.8%	No
Jul 2025	$86.8bn	0.183%	+0.039 pp	+12.9%	No
Jun 2025	$91.7bn	0.198%	+0.055 pp	+26.0%	Yes
May 2025	$90.0bn	0.204%	+0.062 pp	+26.9%	Yes
Apr 2025	$89.3bn	0.215%	+0.010 pp	+33.3%	Yes
Mar 2025	$84.3bn	0.200%	+0.005 pp	+25.9%	Yes
Feb 2025	$80.2bn	0.179%	-0.017 pp	+23.2%	Yes
Jan 2025	$75.5bn	0.168%	-0.030 pp	+19.5%	Yes
Dec 2024	$72.3bn	0.164%	-0.020 pp	+23.7%	Yes
Nov 2024	$79.8bn	0.176%	-0.019 pp	+34.0%	Yes
Oct 2024	$64.9bn	0.153%	-0.056 pp	+10.5%	Yes
Sep 2024	$64.1bn	0.149%	-0.047 pp	+14.3%	No
Aug 2024	$72.8bn	0.176%	-0.001 pp	+36.7%	Yes
Jul 2024	$80.2bn	0.144%	+0.025 pp	+54.1%	No
Jun 2024	$75.9bn	0.142%	+0.008 pp	+37.4%	No
May 2024	$74.0bn	0.142%	+0.011 pp	+46.3%	No
Apr 2024	$70.6bn	0.204%	+0.036 pp	+48.3%	Yes
Mar 2024	$70.5bn	0.196%	+0.029 pp	+51.6%	No
Feb 2024	$68.5bn	0.196%	+0.028 pp	+49.9%	Yes

Its weight is estimated market cap divided by the total estimated market cap of matched S&P 500 members for the month. This is not an official float-adjusted S&P index weight.