Observatory · observe first
Micron Technology
MU · United States · Semiconductors · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Historical observation
20182026
Universe weight
0.339%
12M weight contribution
+0.046 pp
3M weight contribution
+0.338 pp
12M price return
+39.8%
Share of matched S&P 500 members
Monthly observations through Dec 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 |
|---|---|---|---|---|---|
| Dec 2020 | $83.7bn | 0.339% | +0.046 pp | +39.8% | Yes |
| Nov 2020 | $71.3bn | 0.303% | +0.038 pp | +34.9% | Yes |
| Oct 2020 | $56.0bn | 0.265% | -0.009 pp | +5.9% | Yes |
| Sep 2020 | $52.2bn | 0.000% | -0.251 pp | +9.6% | No |
| Aug 2020 | $50.6bn | 0.000% | -0.272 pp | +0.5% | No |
| Jul 2020 | $55.6bn | 0.000% | -0.263 pp | +11.5% | No |
| Jun 2020 | $57.2bn | 0.000% | -0.229 pp | +33.5% | No |
| May 2020 | $53.3bn | 0.000% | -0.210 pp | +46.9% | No |
| Apr 2020 | $53.3bn | 0.298% | +0.039 pp | +13.9% | Yes |
| Mar 2020 | $46.8bn | 0.000% | -0.263 pp | +1.8% | No |
| Feb 2020 | $58.4bn | 0.000% | -0.265 pp | +28.6% | No |
| Jan 2020 | $59.0bn | 0.291% | +0.150 pp | +38.9% | Yes |
| Dec 2019 | $59.7bn | 0.293% | +0.166 pp | +69.5% | Yes |
| Nov 2019 | $52.6bn | 0.265% | +0.120 pp | +23.2% | Yes |
| Oct 2019 | $52.6bn | 0.274% | +0.129 pp | +26.1% | Yes |
| Sep 2019 | $47.3bn | 0.251% | +0.084 pp | -5.3% | Yes |
| Aug 2019 | $50.0bn | 0.272% | +0.075 pp | -13.8% | Yes |
| Jul 2019 | $49.5bn | 0.264% | -0.093 pp | -15.0% | Yes |
| Jun 2019 | $42.6bn | 0.230% | -0.139 pp | -26.4% | Yes |
| May 2019 | $36.1bn | 0.210% | -0.195 pp | -43.4% | No |
| Apr 2019 | $46.5bn | 0.259% | -0.068 pp | -8.5% | Yes |
| Mar 2019 | $45.7bn | 0.263% | -0.108 pp | -20.7% | Yes |
| Feb 2019 | $45.8bn | 0.266% | -0.073 pp | -16.2% | Yes |
| Jan 2019 | $42.8bn | 0.141% | -0.147 pp | -12.6% | 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.