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Regeneron Pharmaceuticals (REGN)
NASDAQ:REGN
Time Period
1Y
Events
Historical Prices
Rows:
Mar 05, 2026
780.00
781.99
760.01
764.93
764.93
-2.87%
657,525
0.84
Mar 04, 2026
767.05
791.60
764.24
787.50
787.50
+2.72%
641,608
0.82
Mar 03, 2026
781.01
794.77
764.49
766.66
766.66
-3.05%
637,256
0.81
Mar 02, 2026
771.10
793.16
769.63
790.81
790.81
+1.17%
793,325
1.00
Feb 27, 2026
760.91
786.68
760.91
781.67
781.67
+1.41%
726,380
0.91
Feb 26, 2026
784.28
784.50
753.79
770.79
770.79
-1.72%
772,714
0.96
Feb 25, 2026
774.13
791.11
771.43
784.28
784.28
+1.57%
751,069
0.94
Feb 24, 2026
780.47
792.67
768.75
772.19
772.19
-1.89%
628,679
0.80
Feb 23, 2026
777.58
792.16
777.58
787.04
787.04
+0.95%
510,650
0.64
Feb 20, 2026
775.00
781.46
770.00
779.67
779.67
-0.23%
615,295
0.77
Feb 19, 2026
790.00
790.00
773.31
782.38
781.44
-1.23%
505,091
0.62
Feb 18, 2026
793.53
797.00
786.79
792.16
791.21
-0.17%
675,897
0.81
Feb 17, 2026
803.48
815.00
783.62
793.53
792.58
-1.20%
747,143
0.87
Feb 16, 2026
788.92
806.18
785.00
803.17
802.21
0.00%
0
0.00
Feb 13, 2026
788.92
806.18
785.00
803.17
802.21
+2.49%
974,845
1.10
Feb 12, 2026
784.80
796.72
774.72
783.65
782.71
+0.60%
814,483
0.92
Feb 11, 2026
750.85
781.42
745.07
778.97
778.03
+3.19%
1,123,719
1.27
Feb 10, 2026
779.73
781.40
753.10
754.91
754.00
-3.25%
792,677
0.88
Feb 09, 2026
783.17
790.00
775.50
780.28
779.34
-0.67%
586,816
0.65
Feb 06, 2026
769.63
786.99
764.78
785.51
784.57
+2.46%
671,659
0.74
Feb 05, 2026
777.83
790.00
760.00
766.63
765.71
-1.09%
976,458
1.07
Feb 04, 2026
765.80
779.78
765.21
775.06
774.13
+2.09%
952,077
1.05
Feb 03, 2026
745.53
773.72
742.74
759.18
758.27
+0.55%
768,694
0.85
Feb 02, 2026
732.92
763.56
731.51
755.02
754.11
+1.83%
693,090
0.76
Jan 30, 2026
753.96
774.37
735.61
741.45
740.56
-1.07%
1,317,891
1.46
Jan 29, 2026
755.73
755.73
742.80
749.44
748.54
-0.22%
925,773
1.03
Jan 28, 2026
765.15
766.99
747.57
751.13
750.23
-2.61%
827,944
0.92
Jan 27, 2026
762.47
776.25
761.50
771.25
770.32
+1.13%
645,805
0.71
Jan 26, 2026
750.09
767.30
750.09
762.65
761.73
+1.21%
934,312
1.01
Jan 23, 2026
757.31
762.00
747.30
753.55
752.64
-0.26%
721,175
0.76
Jan 22, 2026
750.34
765.00
747.37
755.51
754.60
+0.82%
765,689
0.80
Jan 21, 2026
736.71
750.00
735.00
749.33
748.43
+2.12%
788,543
0.83
Jan 20, 2026
729.40
737.87
718.38
733.78
732.90
+0.10%
789,339
0.83
Jan 19, 2026
749.09
749.09
726.43
733.04
732.16
0.00%
0
0.00
Jan 16, 2026
749.09
749.09
726.43
733.04
732.16
-1.20%
1,682,566
1.77
Jan 15, 2026
754.85
756.50
737.00
741.92
741.03
-1.62%
865,627
0.92
Jan 14, 2026
760.58
766.64
753.01
754.14
753.23
-0.63%
669,119
0.71
Jan 13, 2026
765.16
765.99
743.94
758.91
758.00
-1.18%
946,732
1.00
Jan 12, 2026
810.00
811.09
765.08
768.00
767.08
-3.58%
1,321,289
1.41
Jan 09, 2026
802.97
821.11
790.88
796.55
795.59
-0.56%
711,556
0.75
Jan 08, 2026
805.81
816.99
800.68
801.01
800.05
-1.39%
1,049,326
1.11
Jan 07, 2026
786.18
814.10
780.10
812.27
811.29
+4.60%
1,264,733
1.33
Jan 06, 2026
764.35
787.66
763.20
776.54
775.61
+1.74%
935,119
0.98
Jan 05, 2026
769.72
771.99
753.20
763.23
762.31
-1.68%
835,909
0.87
Jan 02, 2026
774.25
779.75
765.77
776.31
775.38
+0.58%
464,826
0.48
Jan 01, 2026
772.00
775.00
769.17
771.87
770.94
0.00%
0
0.00
Dec 31, 2025
772.00
775.00
769.17
771.87
770.94
-0.27%
355,156
0.36
Dec 30, 2025
776.30
777.77
770.30
773.94
773.01
-0.84%
383,233
0.38
Dec 29, 2025
780.56
785.05
774.60
780.50
779.56
-0.57%
545,104
0.53
Dec 26, 2025
783.79
788.01
778.04
784.97
784.03
+0.16%
321,114
0.31
Rows: