Observatory · observe first
Corning Inc.
GLW · United States · Electronic Components · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Historical observation
20182026
Universe weight
0.159%
12M weight contribution
+0.009 pp
3M weight contribution
+0.073 pp
12M price return
+22.6%
Share of matched S&P 500 members
Monthly observations through Feb 2019
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 |
|---|---|---|---|---|---|
| Feb 2019 | $27.4bn | 0.159% | +0.009 pp | +22.6% | Yes |
| Jan 2019 | $26.6bn | 0.088% | -0.067 pp | +9.1% | Yes |
| Dec 2018 | $24.2bn | 0.086% | -0.068 pp | -0.9% | No |
| Nov 2018 | $25.8bn | 0.086% | -0.069 pp | +5.7% | No |
| Oct 2018 | $25.6bn | 0.087% | -0.068 pp | +4.2% | No |
| Sep 2018 | $28.6bn | 0.091% | -0.064 pp | +15.1% | No |
| Aug 2018 | $27.1bn | 0.088% | -0.067 pp | +9.3% | No |
| Jul 2018 | $26.9bn | 0.157% | +0.002 pp | +7.6% | Yes |
| Jun 2018 | $22.8bn | 0.139% | -0.016 pp | -10.7% | No |
| May 2018 | $22.6bn | 0.137% | -0.018 pp | -11.9% | No |
| Apr 2018 | $22.4bn | 0.138% | -0.017 pp | -12.9% | No |
| Mar 2018 | $23.9bn | 0.147% | -0.008 pp | -10.2% | No |
| Feb 2018 | $24.9bn | 0.149% | -0.005 pp | -6.3% | No |
| Jan 2018 | $27.1bn | 0.155% | +0.000 pp | +0.0% | 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.