Observatory · observe first

Sandisk

SNDK · United States · Technology Hardware, Storage & Peripherals · matched S&P 500 member. Follow its market-weight contribution.

Historical time machine
Historical observation
20182026
Universe weight
0.435%
12M weight contribution
+0.435 pp
3M weight contribution
+0.306 pp
12M price return
+4397.2%

Share of matched S&P 500 members

Monthly observations through May 2026

0.10.20.42026

Company price index

A separate dimension from market allocation

590204735052026

Historical observations

Most recent 24 observations at or before the selected month

MonthMarket capUniverse weight12M weight change12M returnAbove 6M weight average
May 2026$251.0bn0.435%+0.435 pp+4397.2%Yes
Apr 2026$161.8bn0.220%+0.220 pp+3314.9%Yes
Mar 2026$93.8bn0.137%+0.137 pp+1234.5%Yes
Feb 2026$93.8bn0.129%+0.129 pp+1256.2%Yes
Jan 2026$85.0bn0.163%+0.163 pp+0.0%Yes
Dec 2025$34.8bn0.068%+0.068 pp+0.0%Yes
Nov 2025$32.7bn0.064%+0.064 pp+0.0%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.