Regeneron Pharmaceuticals, Inc. (REGN)
NASDAQ: REGN · Real-Time Price · USD
777.60
+5.73 (0.74%)
Jan 2, 2026, 10:53 AM EST - Market open
Regeneron Pharmaceuticals Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Jan 2, 2026 | 772.17 | 772.55 | 766.99 | 769.44 | - | -0.31% | 23,255 |
| Dec 31, 2025 | 772.00 | 775.00 | 769.17 | 771.87 | 771.87 | -0.27% | 351,749 |
| Dec 30, 2025 | 776.30 | 777.77 | 770.30 | 773.94 | 773.94 | -0.84% | 383,137 |
| Dec 29, 2025 | 780.56 | 785.05 | 774.60 | 780.50 | 780.50 | -0.57% | 525,962 |
| Dec 26, 2025 | 783.79 | 788.01 | 778.04 | 784.97 | 784.97 | 0.16% | 320,299 |
| Dec 24, 2025 | 787.99 | 792.77 | 783.61 | 783.71 | 783.71 | -0.19% | 262,754 |
| Dec 23, 2025 | 777.36 | 792.75 | 777.00 | 785.17 | 785.17 | 0.75% | 774,384 |
| Dec 22, 2025 | 765.84 | 783.60 | 765.09 | 779.36 | 779.36 | 1.48% | 811,174 |
| Dec 19, 2025 | 753.72 | 773.85 | 748.18 | 767.96 | 767.96 | 2.57% | 2,217,866 |
| Dec 18, 2025 | 747.54 | 752.84 | 739.23 | 748.71 | 748.71 | -0.14% | 1,057,588 |
| Dec 17, 2025 | 746.55 | 751.99 | 743.33 | 749.79 | 749.79 | 0.46% | 765,911 |
| Dec 16, 2025 | 752.57 | 757.35 | 734.72 | 746.36 | 746.36 | -0.83% | 713,243 |
| Dec 15, 2025 | 748.85 | 756.67 | 746.38 | 752.62 | 752.62 | 1.53% | 932,936 |
| Dec 12, 2025 | 741.59 | 746.05 | 734.38 | 741.29 | 741.29 | -0.74% | 804,841 |
| Dec 11, 2025 | 726.08 | 753.61 | 726.08 | 746.80 | 746.80 | 2.84% | 1,153,882 |
| Dec 10, 2025 | 695.06 | 728.00 | 692.50 | 726.21 | 726.21 | 4.86% | 1,316,662 |
| Dec 9, 2025 | 705.11 | 711.15 | 691.86 | 692.58 | 692.58 | -1.52% | 604,535 |
| Dec 8, 2025 | 723.69 | 724.13 | 701.75 | 703.26 | 703.26 | -2.10% | 1,005,953 |
| Dec 5, 2025 | 723.00 | 736.15 | 717.27 | 718.36 | 718.36 | -0.61% | 798,452 |
| Dec 4, 2025 | 732.45 | 735.00 | 721.22 | 722.80 | 722.80 | -0.12% | 1,067,133 |
| Dec 3, 2025 | 730.36 | 744.23 | 720.07 | 723.67 | 723.67 | -2.47% | 1,238,676 |
| Dec 2, 2025 | 742.12 | 747.00 | 731.00 | 742.00 | 742.00 | -1.08% | 924,677 |
| Dec 1, 2025 | 775.60 | 779.92 | 748.15 | 750.11 | 750.11 | -3.86% | 992,389 |
| Nov 28, 2025 | 784.70 | 788.98 | 779.50 | 780.19 | 780.19 | -0.56% | 510,377 |
| Nov 26, 2025 | 785.72 | 790.98 | 777.00 | 784.61 | 784.61 | -0.34% | 871,691 |
| Nov 25, 2025 | 764.88 | 790.57 | 760.01 | 787.32 | 787.32 | 3.40% | 1,200,573 |
| Nov 24, 2025 | 759.05 | 773.13 | 756.64 | 761.45 | 761.45 | 0.73% | 1,554,940 |
| Nov 21, 2025 | 736.01 | 764.09 | 735.74 | 755.90 | 755.90 | 2.56% | 1,427,897 |
| Nov 20, 2025 | 725.00 | 753.51 | 720.02 | 737.00 | 737.00 | 4.87% | 2,297,145 |
| Nov 19, 2025 | 727.81 | 727.81 | 702.63 | 702.75 | 701.87 | -3.11% | 1,383,591 |
| Nov 18, 2025 | 702.51 | 727.97 | 699.22 | 725.34 | 724.43 | 2.99% | 1,368,882 |
| Nov 17, 2025 | 693.34 | 711.88 | 692.29 | 704.31 | 703.43 | 1.56% | 1,133,105 |
| Nov 14, 2025 | 697.19 | 699.27 | 685.95 | 693.50 | 692.63 | -0.21% | 907,089 |
| Nov 13, 2025 | 683.00 | 713.58 | 679.93 | 694.99 | 694.12 | 1.95% | 1,505,339 |
| Nov 12, 2025 | 678.89 | 690.78 | 672.67 | 681.72 | 680.87 | 1.06% | 1,208,307 |
| Nov 11, 2025 | 651.48 | 676.33 | 651.38 | 674.55 | 673.71 | 3.03% | 977,533 |
| Nov 10, 2025 | 656.00 | 665.99 | 653.19 | 654.74 | 653.92 | -0.42% | 824,903 |
| Nov 7, 2025 | 650.35 | 658.21 | 640.99 | 657.53 | 656.71 | 1.65% | 782,810 |
| Nov 6, 2025 | 640.83 | 657.00 | 640.83 | 646.87 | 646.06 | 0.42% | 916,868 |
| Nov 5, 2025 | 631.10 | 646.90 | 628.00 | 644.19 | 643.38 | 2.58% | 724,423 |
| Nov 4, 2025 | 643.78 | 646.22 | 625.14 | 628.00 | 627.21 | -2.22% | 1,031,189 |
| Nov 3, 2025 | 657.46 | 657.46 | 627.50 | 642.25 | 641.45 | -1.47% | 810,538 |
| Oct 31, 2025 | 649.45 | 660.00 | 645.00 | 651.80 | 650.98 | -0.34% | 798,001 |
| Oct 30, 2025 | 645.56 | 664.00 | 643.92 | 654.04 | 653.22 | 0.17% | 1,120,676 |
| Oct 29, 2025 | 650.41 | 659.98 | 637.66 | 652.91 | 652.09 | -0.24% | 1,751,496 |
| Oct 28, 2025 | 612.02 | 655.70 | 605.03 | 654.48 | 653.66 | 11.82% | 2,126,839 |
| Oct 27, 2025 | 580.50 | 586.15 | 575.93 | 585.31 | 584.58 | 1.27% | 1,246,122 |
| Oct 24, 2025 | 579.65 | 582.70 | 576.20 | 577.95 | 577.23 | 0.39% | 875,474 |
| Oct 23, 2025 | 579.68 | 584.00 | 572.75 | 575.69 | 574.97 | -1.55% | 779,106 |
| Oct 22, 2025 | 580.21 | 588.71 | 578.60 | 584.74 | 584.01 | 0.93% | 691,262 |