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Research Frontiers Inc. (REFR)
NASDAQ:REFR
Time Period
1Y
Events
Historical Prices
Rows:
Dec 19, 2025
1.52
1.53
1.42
1.46
1.46
-1.35%
100,126
1.23
Dec 18, 2025
1.46
1.48
1.27
1.48
1.48
+2.78%
101,961
1.26
Dec 17, 2025
1.49
1.53
1.42
1.44
1.44
-2.70%
36,616
0.45
Dec 16, 2025
1.50
1.52
1.44
1.48
1.48
-5.13%
51,024
0.64
Dec 15, 2025
1.52
1.59
1.50
1.56
1.56
+1.30%
60,885
0.77
Dec 12, 2025
1.59
1.59
1.52
1.54
1.54
-1.28%
30,287
0.38
Dec 11, 2025
1.57
1.62
1.54
1.56
1.56
-1.27%
32,105
0.40
Dec 10, 2025
1.59
1.63
1.57
1.58
1.58
-0.63%
48,552
0.61
Dec 09, 2025
1.58
1.69
1.56
1.59
1.59
0.00%
41,530
0.53
Dec 08, 2025
1.64
1.65
1.55
1.59
1.59
-1.85%
60,212
0.77
Dec 05, 2025
1.63
1.65
1.52
1.62
1.62
+3.18%
66,495
0.86
Dec 04, 2025
1.64
1.65
1.56
1.57
1.57
-4.85%
34,793
0.45
Dec 03, 2025
1.62
1.71
1.56
1.65
1.65
+1.23%
46,304
0.60
Dec 02, 2025
1.85
1.85
1.60
1.63
1.63
-8.43%
52,477
0.69
Dec 01, 2025
1.75
1.92
1.75
1.78
1.78
-5.82%
16,896
0.22
Nov 28, 2025
1.97
1.97
1.84
1.89
1.89
-1.05%
24,200
0.32
Nov 26, 2025
2.01
2.01
1.85
1.91
1.91
-1.04%
35,434
0.46
Nov 25, 2025
2.08
2.08
1.90
1.93
1.93
-7.21%
22,683
0.30
Nov 24, 2025
1.91
2.10
1.84
2.08
2.08
+4.52%
154,748
2.09
Nov 21, 2025
1.73
2.00
1.68
1.99
1.99
+13.07%
97,559
1.34
Nov 20, 2025
1.79
1.85
1.72
1.76
1.76
0.00%
53,256
0.74
Nov 19, 2025
1.76
1.79
1.75
1.76
1.76
+3.53%
25,175
0.35
Nov 18, 2025
1.58
1.72
1.58
1.70
1.70
+4.74%
23,321
0.32
Nov 17, 2025
1.77
1.85
1.62
1.62
1.62
-10.33%
77,049
1.07
Nov 14, 2025
1.70
1.93
1.66
1.81
1.81
-3.21%
96,891
1.36
Nov 13, 2025
1.70
1.87
1.57
1.87
1.87
+3.89%
113,069
1.62
Nov 12, 2025
1.75
1.89
1.68
1.80
1.80
+3.45%
43,410
0.63
Nov 11, 2025
1.58
1.74
1.57
1.74
1.74
+10.83%
36,720
0.53
Nov 10, 2025
1.58
1.62
1.53
1.57
1.57
-0.63%
83,683
1.23
Nov 07, 2025
1.65
1.65
1.54
1.58
1.58
-1.25%
96,505
1.44
Nov 06, 2025
1.69
1.89
1.60
1.60
1.60
-6.43%
41,477
0.62
Nov 05, 2025
1.80
1.84
1.71
1.71
1.71
-2.29%
46,930
0.70
Nov 04, 2025
1.83
1.89
1.75
1.75
1.75
-6.91%
63,844
0.96
Nov 03, 2025
1.95
1.99
1.86
1.88
1.88
-3.09%
24,604
0.37
Oct 31, 2025
1.90
2.00
1.78
1.94
1.94
+5.43%
72,035
1.09
Oct 30, 2025
2.02
2.14
1.60
1.84
1.84
-9.36%
186,788
2.93
Oct 29, 2025
2.02
2.18
1.97
2.03
2.03
+0.50%
104,673
1.65
Oct 28, 2025
2.30
2.45
2.00
2.02
2.02
-14.41%
215,033
3.56
Oct 27, 2025
2.00
2.70
1.98
2.36
2.36
+18.00%
902,150
19.25
Oct 24, 2025
1.69
2.00
1.63
2.00
2.00
+21.95%
208,481
4.76
Oct 23, 2025
1.62
1.70
1.62
1.64
1.64
-0.61%
112,092
2.57
Oct 22, 2025
1.64
1.71
1.60
1.65
1.65
-2.37%
65,890
1.54
Oct 21, 2025
1.68
1.74
1.68
1.69
1.69
-2.31%
26,963
0.63
Oct 20, 2025
1.65
1.75
1.65
1.73
1.73
+5.49%
34,238
0.80
Oct 17, 2025
1.72
1.80
1.60
1.64
1.64
+1.55%
34,794
0.82
Oct 16, 2025
1.81
1.81
1.61
1.62
1.62
-9.27%
112,729
2.75
Oct 15, 2025
1.78
1.95
1.77
1.78
1.78
-1.66%
47,441
1.15
Oct 14, 2025
1.80
1.98
1.80
1.81
1.81
-0.55%
120,702
2.98
Oct 13, 2025
1.78
1.86
1.72
1.82
1.82
0.00%
77,374
1.96
Oct 10, 2025
1.87
1.94
1.75
1.82
1.82
-3.70%
103,243
2.67
Rows: