REGN
Timing
Best timing REGN, to hold for
The best times to own REGN (Regeneron Pharmaceuticals, Inc.) in the past two years - buying and selling right before market close. The gain is ranked against owning other SP500 component stocks over the same term. For example, Rank #192 in one week means that 191 of the SP500 stocks did better on their best one week performance over the past year. Updated 2026-09-05T08:05:00.635329+00:00.
| Ownership Term | Buy Date (@Close) | Sell Date (@Close) | Gain | Rank against SP500s |
|---|---|---|---|---|
| One Single Day | Mon 2025/10/27 | Tue 2025/10/28 | +11.82% | #126 |
| One Week | Fri 2026/07/24 | Fri 2026/07/31 | +16.25% | #192 |
| One Month | Fri 2025/10/24 | Tue 2025/11/25 | +36.40% | #87 |
| 3 Months | Wed 2025/10/08 | Thu 2026/01/08 | +42.24% | #154 |
| 6 Months | Mon 2025/06/23 | Tue 2025/12/23 | +53.80% | #157 |
| One Year | Wed 2025/09/03 | Thu 2026/09/03 | +50.37% | #230 |
Comparing now with the best starting days
| Daily status (@Close) | 1d gain | 1w gain | 1m gain | 3m gain | 6m gain | 1y gain |
|---|---|---|---|---|---|---|
| Fri 2026/09/04 (Today) | -1.87% | +4.22% | +8.94% | +31.80% | +5.39% | +46.67% |
| Mon 2025/10/27 (Best One Single Day) | +1.27% | +1.48% | +3.80% | +4.10% | -2.58% | -37.00% |
| Fri 2026/07/24 (Best One Week) | +0.63% | -3.06% | +5.23% | -12.58% | -12.71% | +16.82% |
| Fri 2025/10/24 (Best One Month) | +0.39% | -0.02% | +0.17% | +2.51% | -3.35% | -37.51% |
| Wed 2025/10/08 (Best 3 Months) | -3.32% | -6.01% | +0.97% | +3.10% | +1.57% | -43.67% |
| Mon 2025/06/23 (Best 6 Months) | +0.43% | -2.06% | -12.99% | -22.14% | -28.22% | -51.26% |
| Wed 2025/09/03 (Best One Year) | -2.44% | -3.95% | +1.04% | +15.74% | -17.43% | -51.56% |