Regeneron Pharmaceuticals, Inc. (ETR:RGO)
634.00
-9.20 (-1.43%)
At close: Jan 28, 2026
Regeneron Pharmaceuticals Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Jan 30, 2026 | 611.40 | 618.80 | 611.40 | 618.80 | 618.80 | -0.87% | 210 |
| Jan 29, 2026 | 627.20 | 630.20 | 624.20 | 624.20 | 624.20 | -1.55% | 169 |
| Jan 28, 2026 | 641.20 | 641.20 | 634.00 | 634.00 | 634.00 | -1.43% | 27 |
| Jan 27, 2026 | 642.40 | 643.20 | 642.40 | 643.20 | 643.20 | 0.25% | 37 |
| Jan 26, 2026 | 635.00 | 641.60 | 632.80 | 641.60 | 641.60 | 0.22% | 232 |
| Jan 23, 2026 | 645.80 | 645.80 | 640.20 | 640.20 | 640.20 | -0.62% | 44 |
| Jan 22, 2026 | 640.40 | 645.40 | 640.40 | 644.20 | 644.20 | 1.71% | 67 |
| Jan 21, 2026 | 628.20 | 640.40 | 622.00 | 633.40 | 633.40 | 1.34% | 182 |
| Jan 20, 2026 | 618.80 | 625.00 | 616.80 | 625.00 | 625.00 | 1.10% | 383 |
| Jan 19, 2026 | 627.40 | 627.40 | 616.20 | 618.20 | 618.20 | -2.34% | 16 |
| Jan 16, 2026 | 637.60 | 637.60 | 630.60 | 633.00 | 633.00 | -1.25% | 48 |
| Jan 15, 2026 | 654.40 | 654.40 | 639.60 | 641.00 | 641.00 | -1.14% | 771 |
| Jan 14, 2026 | 650.40 | 651.20 | 648.40 | 648.40 | 648.40 | 0.06% | 13 |
| Jan 13, 2026 | 660.80 | 660.80 | 646.80 | 648.00 | 648.00 | -3.66% | 81 |
| Jan 12, 2026 | 680.20 | 687.60 | 671.60 | 672.60 | 672.60 | -2.27% | 201 |
| Jan 9, 2026 | 696.00 | 702.60 | 688.20 | 688.20 | 688.20 | -1.77% | 31 |
| Jan 8, 2026 | 690.40 | 700.60 | 690.20 | 700.60 | 700.60 | 2.61% | 92 |
| Jan 7, 2026 | 659.60 | 682.80 | 659.40 | 682.80 | 682.80 | 2.68% | 68 |
| Jan 6, 2026 | 663.00 | 665.00 | 663.00 | 665.00 | 665.00 | 2.40% | 6 |
| Jan 5, 2026 | 658.40 | 662.80 | 647.00 | 649.40 | 649.40 | -1.75% | 45 |
| Jan 2, 2026 | 665.60 | 666.80 | 660.80 | 661.00 | 661.00 | -0.12% | 140 |
| Dec 30, 2025 | 655.00 | 661.80 | 655.00 | 661.80 | 661.80 | -0.03% | 8 |
| Dec 29, 2025 | 667.20 | 667.20 | 661.80 | 662.00 | 662.00 | -0.54% | 29 |
| Dec 23, 2025 | 658.00 | 665.60 | 658.00 | 665.60 | 665.60 | 0.18% | 5 |
| Dec 22, 2025 | 664.00 | 664.40 | 664.00 | 664.40 | 664.40 | 1.96% | 30 |
| Dec 19, 2025 | 651.60 | 651.60 | 651.60 | 651.60 | 651.60 | 2.04% | 50 |
| Dec 18, 2025 | 635.20 | 639.60 | 635.00 | 638.60 | 638.60 | 0.28% | 56 |
| Dec 17, 2025 | 636.80 | 636.80 | 636.80 | 636.80 | 636.80 | 1.30% | - |
| Dec 16, 2025 | 642.00 | 642.00 | 628.60 | 628.60 | 628.60 | -1.84% | 15 |
| Dec 15, 2025 | 635.40 | 640.40 | 635.40 | 640.40 | 640.40 | 1.46% | 6 |
| Dec 12, 2025 | 629.00 | 631.20 | 629.00 | 631.20 | 631.20 | 0.29% | 33 |
| Dec 11, 2025 | 619.40 | 633.60 | 619.40 | 629.40 | 629.40 | 5.25% | 45 |
| Dec 10, 2025 | 597.00 | 605.40 | 593.60 | 598.00 | 598.00 | -0.80% | 173 |
| Dec 9, 2025 | 612.40 | 612.40 | 600.20 | 602.80 | 602.80 | -1.25% | 135 |
| Dec 8, 2025 | 614.00 | 620.00 | 608.20 | 610.40 | 610.40 | -1.29% | 79 |
| Dec 5, 2025 | 627.00 | 627.00 | 617.80 | 618.40 | 618.40 | -0.83% | 109 |
| Dec 4, 2025 | 622.60 | 625.80 | 618.80 | 623.60 | 623.60 | -1.05% | 67 |
| Dec 3, 2025 | 626.60 | 630.20 | 618.60 | 630.20 | 630.20 | -1.10% | 596 |
| Dec 2, 2025 | 645.60 | 645.60 | 633.80 | 637.20 | 637.20 | -2.72% | 217 |
| Dec 1, 2025 | 670.40 | 670.40 | 655.00 | 655.00 | 655.00 | -2.76% | 115 |
| Nov 28, 2025 | 680.60 | 680.60 | 673.60 | 673.60 | 673.60 | 0.09% | 25 |
| Nov 27, 2025 | 677.00 | 677.00 | 673.00 | 673.00 | 673.00 | -0.50% | 6 |
| Nov 26, 2025 | 686.00 | 688.20 | 676.40 | 676.40 | 676.40 | 0.80% | 43 |
| Nov 25, 2025 | 663.60 | 671.00 | 658.20 | 671.00 | 671.00 | 0.66% | 71 |
| Nov 24, 2025 | 661.20 | 671.00 | 657.00 | 666.60 | 666.60 | 2.59% | 265 |
| Nov 21, 2025 | 638.00 | 649.80 | 635.60 | 649.80 | 649.80 | 5.80% | 118 |
| Nov 19, 2025 | 630.00 | 630.00 | 614.20 | 614.20 | 613.44 | -0.36% | 25 |
| Nov 18, 2025 | 606.20 | 619.60 | 606.20 | 616.40 | 615.63 | 1.28% | 44 |
| Nov 17, 2025 | 600.00 | 608.60 | 600.00 | 608.60 | 607.84 | 1.57% | 42 |
| Nov 14, 2025 | 600.40 | 600.40 | 588.80 | 599.20 | 598.46 | -1.15% | 64 |