Observatory · observe first
Intuitive Surgical
ISRG · United States · Health Care Equipment · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Historical observation
20182026
Universe weight
0.057%
12M weight contribution
+0.057 pp
3M weight contribution
-0.073 pp
12M price return
+49.2%
Share of matched S&P 500 members
Monthly observations through Mar 2021
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 |
|---|---|---|---|---|---|
| Mar 2021 | $29.0bn | 0.057% | +0.057 pp | +49.2% | No |
| Feb 2021 | $28.9bn | 0.058% | +0.058 pp | +38.0% | No |
| Jan 2021 | $29.3bn | 0.070% | -0.036 pp | +33.6% | No |
| Dec 2020 | $32.1bn | 0.130% | +0.018 pp | +38.4% | Yes |
| Nov 2020 | $28.5bn | 0.121% | +0.006 pp | +22.5% | Yes |
| Oct 2020 | $26.1bn | 0.124% | +0.013 pp | +20.6% | Yes |
| Sep 2020 | $27.7bn | 0.000% | -0.110 pp | +31.4% | No |
| Aug 2020 | $28.5bn | 0.000% | -0.107 pp | +42.9% | No |
| Jul 2020 | $26.7bn | 0.000% | -0.106 pp | +31.9% | No |
| Jun 2020 | $22.2bn | 0.000% | -0.109 pp | +8.6% | No |
| May 2020 | $22.5bn | 0.000% | -0.104 pp | +24.8% | No |
| Apr 2020 | $19.9bn | 0.111% | +0.002 pp | +0.0% | Yes |
| Mar 2020 | $19.1bn | 0.000% | -0.125 pp | -13.2% | No |
| Feb 2020 | $20.6bn | 0.000% | -0.121 pp | -2.5% | No |
| Jan 2020 | $21.6bn | 0.106% | +0.041 pp | +6.9% | No |
| Dec 2019 | $22.8bn | 0.112% | +0.047 pp | +23.4% | Yes |
| Nov 2019 | $22.8bn | 0.115% | +0.048 pp | +11.7% | Yes |
| Oct 2019 | $21.3bn | 0.111% | +0.044 pp | +6.1% | Yes |
| Sep 2019 | $20.7bn | 0.110% | +0.041 pp | -5.9% | Yes |
| Aug 2019 | $19.6bn | 0.107% | +0.038 pp | -8.7% | No |
| Jul 2019 | $20.0bn | 0.106% | -0.006 pp | +2.2% | No |
| Jun 2019 | $20.2bn | 0.109% | -0.001 pp | +9.6% | Yes |
| May 2019 | $17.9bn | 0.104% | -0.001 pp | +1.1% | Yes |
| Apr 2019 | $19.7bn | 0.109% | +0.007 pp | +15.8% | 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.