Regeneron Pharmaceuticals... (REGN)
NASDAQ: REGN
· Real-Time Price · USD
573.38
6.16 (1.09%)
At close: Sep 05, 2025, 3:59 PM
573.00
-0.07%
After-hours: Sep 05, 2025, 05:43 PM EDT
REGN Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj Close | % Change | Volume |
|---|---|---|---|---|---|---|---|
| Sep 4, 2025 | 568.01 | 581.98 | 559.62 | 567.22 | 567.22 | 0.61% | 996,256 |
| Sep 3, 2025 | 581.99 | 588.70 | 562.79 | 563.80 | 563.80 | -2.44% | 1,118,627 |
| Sep 2, 2025 | 580.54 | 585.49 | 570.35 | 577.90 | 577.90 | -0.48% | 1,020,575 |
| Aug 29, 2025 | 577.15 | 581.25 | 575.89 | 580.70 | 580.70 | 0.19% | 574,375 |
| Aug 28, 2025 | 586.43 | 590.96 | 575.04 | 579.61 | 579.61 | -1.25% | 616,620 |
| Aug 27, 2025 | 591.87 | 597.02 | 585.50 | 586.96 | 586.96 | -0.12% | 584,150 |
| Aug 26, 2025 | 573.00 | 588.10 | 567.08 | 587.65 | 587.65 | 2.67% | 1,614,497 |
| Aug 25, 2025 | 591.06 | 594.88 | 572.25 | 572.38 | 572.38 | -2.90% | 881,012 |
| Aug 22, 2025 | 602.35 | 610.45 | 585.50 | 589.48 | 589.48 | -1.45% | 1,439,400 |
| Aug 21, 2025 | 586.87 | 605.18 | 585.10 | 598.16 | 598.16 | 1.21% | 1,010,305 |
| Aug 20, 2025 | 572.33 | 596.92 | 570.39 | 591.01 | 591.01 | 3.36% | 1,298,657 |
| Aug 19, 2025 | 575.30 | 581.69 | 570.80 | 571.78 | 571.78 | -0.37% | 854,756 |
| Aug 18, 2025 | 582.09 | 585.00 | 573.81 | 573.91 | 573.91 | -1.12% | 769,400 |
| Aug 15, 2025 | 577.96 | 581.95 | 570.84 | 580.41 | 579.53 | 2.55% | 1,122,244 |
| Aug 14, 2025 | 560.90 | 573.49 | 558.00 | 565.97 | 565.11 | 0.79% | 976,320 |
| Aug 13, 2025 | 557.08 | 565.50 | 552.00 | 561.55 | 560.70 | 0.90% | 1,096,184 |
| Aug 12, 2025 | 547.94 | 562.74 | 547.09 | 556.55 | 555.71 | 1.94% | 766,066 |
| Aug 11, 2025 | 561.52 | 572.58 | 544.16 | 545.94 | 545.11 | -3.03% | 1,104,021 |
| Aug 8, 2025 | 559.80 | 567.69 | 558.06 | 563.00 | 562.15 | 0.57% | 1,024,326 |
| Aug 7, 2025 | 557.66 | 565.48 | 553.05 | 559.80 | 558.95 | 0.84% | 811,334 |