Amphenol

APH · United States · Electronic Components · matched S&P 500 member. Follow its market-weight contribution.

Historical time machine

Historical observation

20182026

Universe weight

0.018%

12M weight contribution

-0.002 pp

3M weight contribution

+0.000 pp

12M price return

-10.4%

Share of matched S&P 500 members

Monthly observations through Apr 2020

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
Apr 2020	$3.3bn	0.018%	-0.002 pp	-10.4%	Yes
Mar 2020	$2.7bn	0.000%	-0.020 pp	-22.0%	No
Feb 2020	$3.4bn	0.000%	-0.020 pp	-1.5%	No
Jan 2020	$3.7bn	0.018%	+0.007 pp	+14.3%	No
Dec 2019	$4.0bn	0.020%	+0.009 pp	+34.9%	Yes
Nov 2019	$3.9bn	0.019%	+0.008 pp	+19.5%	Yes
Oct 2019	$3.7bn	0.019%	+0.008 pp	+13.3%	Yes
Sep 2019	$3.6bn	0.019%	+0.008 pp	+3.7%	Yes
Aug 2019	$3.3bn	0.018%	+0.006 pp	-6.5%	No
Jul 2019	$3.5bn	0.018%	-0.002 pp	+0.8%	No
Jun 2019	$3.6bn	0.019%	-0.001 pp	+11.2%	Yes
May 2019	$3.2bn	0.019%	-0.001 pp	+1.1%	Yes
Apr 2019	$3.7bn	0.021%	+0.001 pp	+20.1%	Yes
Mar 2019	$3.5bn	0.020%	+0.000 pp	+10.8%	Yes
Feb 2019	$3.5bn	0.020%	-0.001 pp	+3.8%	Yes
Jan 2019	$3.3bn	0.011%	-0.009 pp	-4.3%	No
Dec 2018	$3.1bn	0.011%	-0.009 pp	-11.8%	No
Nov 2018	$3.3bn	0.011%	-0.009 pp	-4.5%	No
Oct 2018	$3.4bn	0.011%	-0.009 pp	-2.9%	No
Sep 2018	$3.5bn	0.011%	-0.009 pp	+2.1%	No
Aug 2018	$3.6bn	0.011%	-0.009 pp	+2.4%	No
Jul 2018	$3.5bn	0.020%	+0.000 pp	+1.3%	Yes
Jun 2018	$3.3bn	0.020%	-0.000 pp	-5.6%	No
May 2018	$3.3bn	0.020%	-0.000 pp	-6.1%	No

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.