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Research Frontiers Inc. (REFR)
NASDAQ:REFR
US Market
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Research Frontiers (REFR) Historical Prices

148 Followers
Time Period
1Y
Events
Historical Prices
Historical Prices
Rows:
50
Date
Open
High
Low
Close
Adj Close
% Change
Volume
Relative Volume
Jul 14, 2026
0.56
0.60
0.54
0.55
0.55
+1.84%
32,314
0.76
Jul 13, 2026
0.53
0.59
0.53
0.54
0.54
-1.09%
25,066
0.59
Jul 10, 2026
0.55
0.59
0.53
0.55
0.55
+3.19%
58,346
1.40
Jul 09, 2026
0.53
0.53
0.50
0.53
0.53
-0.37%
119,278
2.95
Jul 08, 2026
0.53
0.55
0.53
0.54
0.54
-0.93%
25,691
0.63
Jul 07, 2026
0.55
0.56
0.53
0.54
0.54
-0.74%
30,394
0.75
Jul 06, 2026
0.57
0.57
0.52
0.54
0.54
-0.55%
50,502
1.27
Jul 03, 2026
0.58
0.58
0.50
0.55
0.55
0.00%
0
0.00
Jul 02, 2026
0.58
0.58
0.50
0.55
0.55
+3.21%
54,608
1.41
Jul 01, 2026
0.52
0.59
0.50
0.53
0.53
+1.92%
86,327
2.29
Jun 30, 2026
0.55
0.59
0.52
0.52
0.52
-5.45%
171,383
4.87
Jun 29, 2026
0.54
0.55
0.51
0.55
0.55
+14.82%
111,197
3.32
Jun 26, 2026
0.59
0.59
0.48
0.48
0.48
-22.74%
134,975
4.28
Jun 25, 2026
0.60
0.65
0.55
0.62
0.62
-0.32%
73,564
2.38
Jun 24, 2026
0.65
0.65
0.59
0.62
0.62
+1.97%
46,243
1.47
Jun 23, 2026
0.62
0.63
0.61
0.61
0.61
0.00%
10,496
0.33
Jun 22, 2026
0.60
0.63
0.60
0.61
0.61
+1.67%
41,771
1.32
Jun 18, 2026
0.64
0.66
0.60
0.60
0.60
-6.40%
65,341
1.96
Jun 17, 2026
0.68
0.70
0.64
0.64
0.64
-4.19%
15,852
0.48
Jun 16, 2026
0.64
0.71
0.63
0.67
0.67
+2.92%
90,025
2.79
Jun 15, 2026
0.70
0.75
0.65
0.65
0.65
-8.45%
67,662
2.16
Jun 12, 2026
0.75
0.75
0.71
0.71
0.71
-3.92%
24,370
0.78
Jun 11, 2026
0.75
0.75
0.72
0.74
0.74
+1.23%
15,423
0.49
Jun 10, 2026
0.75
0.78
0.73
0.73
0.73
-0.14%
64,665
2.08
Jun 09, 2026
0.73
0.81
0.73
0.73
0.73
+0.14%
41,380
1.34
Jun 08, 2026
0.74
0.76
0.72
0.73
0.73
-1.08%
24,613
0.79
Jun 05, 2026
0.75
0.77
0.72
0.74
0.74
-1.60%
30,444
0.99
Jun 04, 2026
0.77
0.78
0.75
0.75
0.75
-1.32%
13,700
0.44
Jun 03, 2026
0.75
0.79
0.75
0.76
0.76
0.00%
12,263
0.38
Jun 02, 2026
0.75
0.79
0.75
0.76
0.76
-1.55%
9,373
0.29
Jun 01, 2026
0.82
0.82
0.75
0.77
0.77
+0.26%
18,810
0.59
May 29, 2026
0.77
0.77
0.76
0.77
0.77
+1.32%
22,104
0.69
May 28, 2026
0.75
0.77
0.74
0.76
0.76
+1.47%
53,368
1.64
May 27, 2026
0.75
0.75
0.74
0.75
0.75
-1.45%
10,561
0.31
May 26, 2026
0.74
0.79
0.73
0.76
0.76
+1.33%
26,763
0.81
May 22, 2026
0.76
0.76
0.74
0.75
0.75
+1.35%
8,849
0.27
May 21, 2026
0.77
0.79
0.73
0.74
0.74
-1.33%
16,313
0.49
May 20, 2026
0.77
0.80
0.73
0.75
0.75
-2.60%
35,794
1.07
May 19, 2026
0.82
0.82
0.76
0.77
0.77
-1.91%
16,972
0.51
May 18, 2026
0.79
0.80
0.78
0.79
0.79
-1.88%
12,977
0.38
May 15, 2026
0.81
0.81
0.78
0.80
0.80
-1.11%
19,603
0.58
May 14, 2026
0.78
0.83
0.78
0.81
0.81
+2.41%
15,796
0.47
May 13, 2026
0.81
0.86
0.79
0.79
0.79
+1.94%
67,119
2.00
May 12, 2026
0.79
0.79
0.76
0.78
0.78
+1.97%
27,600
0.82
May 11, 2026
0.90
0.90
0.76
0.76
0.76
+0.80%
80,261
2.43
May 08, 2026
0.89
0.89
0.75
0.75
0.75
-9.48%
75,450
2.35
May 07, 2026
0.87
0.99
0.83
0.83
0.83
-4.91%
90,732
2.77
May 06, 2026
0.99
0.99
0.88
0.88
0.88
+0.69%
27,634
0.84
May 05, 2026
0.87
0.95
0.86
0.87
0.87
+0.12%
28,593
0.87
May 04, 2026
0.88
0.94
0.83
0.87
0.87
-1.03%
95,564
3.03
Rows:
50