Observatory · observe first
Becton Dickinson
BDX · United States · Health Care Equipment · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Latest available · not live
20182026
Universe weight
0.082%
12M weight contribution
-0.003 pp
3M weight contribution
+0.009 pp
12M price return
+24.7%
Share of matched S&P 500 members
Monthly observations through Sep 2026
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 |
|---|---|---|---|---|---|
| Sep 2026 | $48.8bn | 0.082% | -0.003 pp | +24.7% | Yes |
| Aug 2026 | $51.2bn | 0.085% | -0.005 pp | +27.0% | Yes |
| Jul 2026 | $45.6bn | 0.080% | -0.005 pp | +21.1% | Yes |
| Jun 2026 | $41.7bn | 0.072% | -0.011 pp | +14.5% | Yes |
| May 2026 | $40.5bn | 0.070% | -0.018 pp | +11.0% | No |
| Apr 2026 | $42.4bn | 0.058% | -0.055 pp | -6.3% | No |
| Mar 2026 | $44.8bn | 0.065% | -0.058 pp | -10.6% | No |
| Feb 2026 | $50.3bn | 0.069% | -0.045 pp | +1.7% | No |
| Jan 2026 | $45.7bn | 0.087% | -0.038 pp | -16.0% | Yes |
| Dec 2025 | $43.5bn | 0.085% | -0.032 pp | -12.6% | Yes |
| Nov 2025 | $43.5bn | 0.086% | -0.026 pp | -10.7% | Yes |
| Oct 2025 | $40.3bn | 0.079% | -0.046 pp | -21.9% | No |
| Sep 2025 | $42.2bn | 0.084% | -0.043 pp | -20.7% | No |
| Aug 2025 | $43.5bn | 0.090% | -0.043 pp | -18.8% | No |
| Jul 2025 | $40.2bn | 0.085% | -0.013 pp | -24.6% | No |
| Jun 2025 | $38.8bn | 0.084% | -0.016 pp | -24.9% | No |
| May 2025 | $38.9bn | 0.088% | -0.013 pp | -24.3% | No |
| Apr 2025 | $46.7bn | 0.112% | -0.042 pp | -10.2% | No |
| Mar 2025 | $51.7bn | 0.123% | -0.033 pp | -5.8% | Yes |
| Feb 2025 | $50.9bn | 0.114% | -0.039 pp | -2.6% | No |
| Jan 2025 | $56.3bn | 0.125% | -0.037 pp | +5.4% | Yes |
| Dec 2024 | $51.6bn | 0.117% | -0.049 pp | -5.4% | No |
| Nov 2024 | $50.4bn | 0.111% | -0.057 pp | -4.5% | No |
| Oct 2024 | $53.1bn | 0.125% | -0.071 pp | -6.1% | 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.