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
0.112%
12M weight contribution
+0.047 pp
3M weight contribution
+0.002 pp
12M price return
+23.4%
Share of matched S&P 500 members
Monthly observations through Dec 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 |
|---|---|---|---|---|---|
| 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 |
| Mar 2019 | $21.8bn | 0.125% | +0.030 pp | +38.2% | Yes |
| Feb 2019 | $20.9bn | 0.121% | +0.025 pp | +28.4% | Yes |
| Jan 2019 | $19.9bn | 0.066% | -0.026 pp | +21.3% | No |
| Dec 2018 | $18.2bn | 0.065% | -0.027 pp | +10.9% | No |
| Nov 2018 | $20.2bn | 0.067% | -0.025 pp | +23.0% | No |
| Oct 2018 | $19.8bn | 0.067% | -0.025 pp | +20.7% | No |
| Sep 2018 | $21.8bn | 0.069% | -0.023 pp | +33.0% | No |
| Aug 2018 | $21.2bn | 0.069% | -0.023 pp | +29.7% | No |
| Jul 2018 | $19.3bn | 0.112% | +0.020 pp | +17.7% | Yes |
| Jun 2018 | $18.1bn | 0.110% | +0.018 pp | +10.8% | Yes |
| May 2018 | $17.4bn | 0.105% | +0.013 pp | +6.5% | Yes |
| Apr 2018 | $16.6bn | 0.102% | +0.010 pp | +2.1% | Yes |
| Mar 2018 | $15.5bn | 0.095% | +0.003 pp | -4.4% | Yes |
| Feb 2018 | $16.0bn | 0.096% | +0.004 pp | -1.2% | Yes |
| Jan 2018 | $16.1bn | 0.092% | +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.