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
0.411%
12M weight contribution
+0.281 pp
3M weight contribution
+0.273 pp
12M price return
+31.8%
Share of matched S&P 500 members
Monthly observations through Dec 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 |
|---|---|---|---|---|---|
| Dec 2021 | $128.4bn | 0.411% | +0.281 pp | +31.8% | Yes |
| Nov 2021 | $115.9bn | 0.391% | +0.271 pp | +34.0% | Yes |
| Oct 2021 | $129.0bn | 0.431% | +0.307 pp | +62.4% | Yes |
| Sep 2021 | $39.4bn | 0.138% | +0.138 pp | +40.1% | Yes |
| Aug 2021 | $41.7bn | 0.139% | +0.139 pp | +44.2% | Yes |
| Jul 2021 | $39.2bn | 0.135% | +0.134 pp | +44.6% | Yes |
| Jun 2021 | $36.3bn | 0.128% | +0.128 pp | +61.4% | Yes |
| May 2021 | $33.2bn | 0.119% | +0.119 pp | +45.2% | Yes |
| Apr 2021 | $34.1bn | 0.124% | +0.013 pp | +69.3% | Yes |
| 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 |
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.