Observatory · observe first
Abbott Laboratories
ABT · United States · Health Care Equipment · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Historical observation
20182026
Universe weight
0.320%
12M weight contribution
-0.159 pp
3M weight contribution
+0.062 pp
12M price return
-14.9%
Share of matched S&P 500 members
Monthly observations through Aug 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 |
|---|---|---|---|---|---|
| Aug 2026 | $192.2bn | 0.320% | -0.159 pp | -14.9% | Yes |
| Jul 2026 | $184.1bn | 0.321% | -0.142 pp | -14.3% | Yes |
| Jun 2026 | $158.1bn | 0.275% | -0.236 pp | -31.9% | No |
| May 2026 | $149.1bn | 0.258% | -0.268 pp | -34.6% | No |
| Apr 2026 | $158.1bn | 0.215% | -0.332 pp | -29.1% | No |
| Mar 2026 | $178.4bn | 0.260% | -0.286 pp | -21.1% | No |
| Feb 2026 | $202.2bn | 0.278% | -0.258 pp | -14.1% | No |
| Jan 2026 | $190.1bn | 0.364% | -0.130 pp | -13.0% | No |
| Dec 2025 | $217.9bn | 0.427% | -0.018 pp | +12.9% | No |
| Nov 2025 | $224.1bn | 0.440% | -0.014 pp | +10.6% | No |
| Oct 2025 | $215.0bn | 0.421% | -0.041 pp | +11.1% | No |
| Sep 2025 | $233.1bn | 0.467% | +0.005 pp | +19.7% | No |
| Aug 2025 | $230.9bn | 0.479% | +0.002 pp | +19.4% | No |
| Jul 2025 | $219.6bn | 0.463% | +0.133 pp | +21.4% | No |
| Jun 2025 | $236.6bn | 0.510% | +0.171 pp | +33.5% | No |
| May 2025 | $232.4bn | 0.527% | +0.187 pp | +33.3% | Yes |
| Apr 2025 | $227.5bn | 0.546% | +0.014 pp | +25.9% | Yes |
| Mar 2025 | $230.1bn | 0.546% | -0.001 pp | +19.1% | Yes |
| Feb 2025 | $239.4bn | 0.535% | -0.055 pp | +18.7% | Yes |
| Jan 2025 | $221.9bn | 0.493% | -0.091 pp | +15.4% | Yes |
| Dec 2024 | $196.2bn | 0.445% | -0.125 pp | +4.8% | Yes |
| Nov 2024 | $206.0bn | 0.455% | -0.110 pp | +16.2% | Yes |
| Oct 2024 | $196.6bn | 0.462% | -0.096 pp | +22.3% | Yes |
| Sep 2024 | $198.4bn | 0.462% | -0.099 pp | +20.2% | 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.