Observatory · observe first
Quest Diagnostics
DGX · United States · Health Care Services · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Historical observation
20182026
Universe weight
0.039%
12M weight contribution
-0.043 pp
3M weight contribution
-0.004 pp
12M price return
-15.7%
Share of matched S&P 500 members
Monthly observations through Jan 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 |
|---|---|---|---|---|---|
| Jan 2019 | $11.9bn | 0.039% | -0.043 pp | -15.7% | No |
| Dec 2018 | $11.3bn | 0.041% | -0.042 pp | -20.2% | No |
| Nov 2018 | $12.1bn | 0.040% | -0.042 pp | -15.1% | No |
| Oct 2018 | $12.8bn | 0.043% | -0.039 pp | -9.8% | No |
| Sep 2018 | $14.7bn | 0.047% | -0.035 pp | +3.0% | No |
| Aug 2018 | $15.0bn | 0.049% | -0.034 pp | +4.9% | No |
| Jul 2018 | $14.7bn | 0.086% | +0.004 pp | +2.8% | No |
| Jun 2018 | $14.9bn | 0.091% | +0.008 pp | +4.4% | Yes |
| May 2018 | $14.5bn | 0.088% | +0.006 pp | +1.2% | Yes |
| Apr 2018 | $13.7bn | 0.084% | +0.002 pp | -3.9% | Yes |
| Mar 2018 | $13.6bn | 0.083% | +0.001 pp | -5.2% | Yes |
| Feb 2018 | $14.0bn | 0.084% | +0.001 pp | -2.6% | Yes |
| Jan 2018 | $14.4bn | 0.082% | +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.