Boston Scientific

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

Historical time machine

Historical observation

20182026

Universe weight

0.335%

12M weight contribution

+0.060 pp

3M weight contribution

+0.045 pp

12M price return

+61.8%

Share of matched S&P 500 members

Monthly observations through Jan 2025

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 2025	$150.9bn	0.335%	+0.060 pp	+61.8%	Yes
Dec 2024	$131.6bn	0.299%	+0.046 pp	+54.5%	Yes
Nov 2024	$133.6bn	0.295%	+0.040 pp	+62.2%	Yes
Oct 2024	$123.7bn	0.291%	+0.036 pp	+64.1%	Yes
Sep 2024	$123.4bn	0.287%	+0.029 pp	+58.7%	Yes
Aug 2024	$120.4bn	0.291%	+0.039 pp	+51.6%	Yes
Jul 2024	$108.6bn	0.195%	+0.032 pp	+42.5%	No
Jun 2024	$113.2bn	0.212%	+0.032 pp	+42.4%	No
May 2024	$111.1bn	0.212%	+0.030 pp	+46.8%	No
Apr 2024	$105.4bn	0.305%	+0.053 pp	+37.9%	Yes
Mar 2024	$100.5bn	0.279%	+0.034 pp	+36.9%	Yes
Feb 2024	$97.1bn	0.278%	+0.043 pp	+41.7%	Yes
Jan 2024	$92.7bn	0.276%	+0.049 pp	+36.8%	Yes
Dec 2023	$84.7bn	0.253%	+0.013 pp	+24.9%	Yes
Nov 2023	$81.9bn	0.255%	+0.035 pp	+23.5%	Yes
Oct 2023	$75.0bn	0.255%	+0.036 pp	+18.7%	Yes
Sep 2023	$77.3bn	0.258%	+0.040 pp	+36.3%	Yes
Aug 2023	$79.0bn	0.252%	+0.045 pp	+33.8%	Yes
Jul 2023	$74.5bn	0.162%	-0.039 pp	+26.3%	No
Jun 2023	$77.8bn	0.180%	-0.027 pp	+45.1%	No
May 2023	$74.0bn	0.183%	-0.028 pp	+25.5%	No
Apr 2023	$74.8bn	0.253%	+0.035 pp	+23.8%	Yes
Mar 2023	$71.8bn	0.245%	+0.032 pp	+13.0%	Yes
Feb 2023	$67.0bn	0.236%	+0.017 pp	+5.8%	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.