Observatory · observe first
Regeneron Pharmaceuticals
REGN · United States · Biotechnology · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Historical observation
20182026
Universe weight
0.184%
12M weight contribution
+0.011 pp
3M weight contribution
+0.183 pp
12M price return
+28.7%
Share of matched S&P 500 members
Monthly observations through Dec 2020
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 2020 | $45.4bn | 0.184% | +0.011 pp | +28.7% | Yes |
| Nov 2020 | $48.5bn | 0.206% | +0.031 pp | +39.8% | Yes |
| Oct 2020 | $51.1bn | 0.242% | +0.092 pp | +77.5% | Yes |
| Sep 2020 | $52.6bn | 0.000% | -0.138 pp | +101.8% | No |
| Aug 2020 | $58.2bn | 0.000% | -0.148 pp | +113.7% | No |
| Jul 2020 | $59.4bn | 0.000% | -0.152 pp | +107.4% | No |
| Jun 2020 | $58.6bn | 0.000% | -0.158 pp | +99.2% | No |
| May 2020 | $57.6bn | 0.000% | -0.165 pp | +103.1% | No |
| Apr 2020 | $49.4bn | 0.277% | +0.097 pp | +53.3% | Yes |
| Mar 2020 | $45.9bn | 0.000% | -0.221 pp | +18.9% | No |
| Feb 2020 | $41.8bn | 0.000% | -0.234 pp | +3.2% | No |
| Jan 2020 | $31.8bn | 0.157% | +0.024 pp | -21.3% | No |
| Dec 2019 | $35.3bn | 0.173% | +0.048 pp | +0.5% | Yes |
| Nov 2019 | $34.7bn | 0.175% | +0.061 pp | +0.9% | Yes |
| Oct 2019 | $28.8bn | 0.150% | +0.042 pp | -9.7% | No |
| Sep 2019 | $26.1bn | 0.138% | +0.017 pp | -31.3% | No |
| Aug 2019 | $27.3bn | 0.148% | +0.025 pp | -28.7% | No |
| Jul 2019 | $28.6bn | 0.152% | -0.049 pp | -17.2% | No |
| Jun 2019 | $29.4bn | 0.159% | -0.038 pp | -9.3% | No |
| May 2019 | $28.3bn | 0.165% | -0.006 pp | +0.5% | No |
| Apr 2019 | $32.2bn | 0.180% | +0.004 pp | +13.0% | Yes |
| Mar 2019 | $38.6bn | 0.222% | +0.023 pp | +19.2% | Yes |
| Feb 2019 | $40.5bn | 0.235% | +0.054 pp | +34.4% | Yes |
| Jan 2019 | $40.3bn | 0.133% | -0.063 pp | +17.1% | 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.