Research Frontiers Inc. (REFR)
NASDAQ:REFR
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Time Period
1Y
Events
Historical Prices
Rows:
Apr 17, 2026
0.95
0.95
0.93
0.93
0.93
-0.64%
4,913
0.13
Apr 16, 2026
0.91
0.95
0.91
0.94
0.94
+2.63%
17,265
0.47
Apr 15, 2026
1.01
1.01
0.91
0.91
0.91
-10.15%
40,358
1.10
Apr 14, 2026
0.91
1.02
0.91
1.02
1.02
+9.26%
94,623
2.66
Apr 13, 2026
0.95
0.97
0.92
0.93
0.93
-3.13%
17,685
0.50
Apr 10, 2026
0.97
0.97
0.96
0.96
0.96
+2.02%
4,644
0.13
Apr 09, 2026
0.93
0.97
0.91
0.94
0.94
+2.06%
35,901
1.01
Apr 08, 2026
0.98
0.98
0.92
0.92
0.92
-0.97%
35,239
0.97
Apr 07, 2026
0.92
0.97
0.91
0.93
0.93
-0.75%
20,741
0.56
Apr 06, 2026
0.93
0.97
0.90
0.94
0.94
+1.30%
6,200
0.17
Apr 03, 2026
0.93
0.93
0.90
0.93
0.93
0.00%
0
0.00
Apr 02, 2026
0.93
0.93
0.90
0.93
0.93
-3.04%
2,450
0.06
Apr 01, 2026
0.94
0.97
0.94
0.95
0.95
+3.70%
8,537
0.22
Mar 31, 2026
0.87
0.96
0.87
0.92
0.92
+1.10%
16,817
0.42
Mar 30, 2026
0.89
0.94
0.88
0.91
0.91
+2.13%
6,654
0.16
Mar 27, 2026
0.87
0.94
0.87
0.89
0.89
-1.11%
9,341
0.22
Mar 26, 2026
0.86
0.91
0.86
0.90
0.90
+8.42%
31,694
0.72
Mar 25, 2026
0.87
0.97
0.82
0.83
0.83
-2.24%
90,563
2.12
Mar 24, 2026
0.86
0.90
0.85
0.85
0.85
-1.62%
20,468
0.47
Mar 23, 2026
0.86
0.90
0.86
0.86
0.86
+8.00%
36,474
0.83
Mar 20, 2026
1.02
1.03
0.80
0.80
0.80
-21.57%
172,566
4.03
Mar 19, 2026
1.01
1.02
1.00
1.02
1.02
+2.00%
13,759
0.31
Mar 18, 2026
1.02
1.03
1.00
1.00
1.00
0.00%
22,147
0.50
Mar 17, 2026
1.00
1.03
1.00
1.00
1.00
-0.99%
10,239
0.23
Mar 16, 2026
1.00
1.03
1.00
1.01
1.01
0.00%
30,609
0.67
Mar 13, 2026
1.01
1.01
1.00
1.01
1.01
-0.98%
29,983
0.66
Mar 12, 2026
0.93
1.02
0.92
1.02
1.02
+12.96%
27,919
0.61
Mar 11, 2026
0.93
0.95
0.90
0.90
0.90
-2.48%
25,705
0.56
Mar 10, 2026
0.97
0.97
0.92
0.93
0.93
-1.49%
40,086
0.87
Mar 09, 2026
0.96
0.97
0.94
0.94
0.94
-4.08%
20,237
0.43
Mar 06, 2026
0.99
1.01
0.96
0.98
0.98
-1.01%
48,034
1.02
Mar 05, 2026
1.05
1.05
0.99
0.99
0.99
-1.98%
41,034
0.88
Mar 04, 2026
1.00
1.05
1.00
1.01
1.01
0.00%
13,124
0.28
Mar 03, 2026
1.01
1.09
0.98
1.01
1.01
-1.94%
23,057
0.48
Mar 02, 2026
1.02
1.10
1.02
1.03
1.03
+3.52%
20,478
0.43
Feb 27, 2026
1.03
1.05
0.98
1.00
1.00
+1.12%
87,288
1.87
Feb 26, 2026
1.14
1.14
0.98
0.98
0.98
-11.35%
75,996
1.65
Feb 25, 2026
1.13
1.13
1.11
1.11
1.11
+0.91%
5,491
0.12
Feb 24, 2026
1.12
1.12
1.07
1.10
1.10
-0.90%
13,603
0.28
Feb 23, 2026
1.13
1.13
1.10
1.11
1.11
0.00%
15,671
0.31
Feb 20, 2026
1.03
1.13
1.03
1.11
1.11
+7.77%
48,027
0.96
Feb 19, 2026
1.01
1.05
1.01
1.03
1.03
+1.98%
18,649
0.37
Feb 18, 2026
1.04
1.09
1.00
1.01
1.01
-0.98%
33,770
0.68
Feb 17, 2026
1.02
1.12
1.02
1.02
1.02
+2.00%
8,242
0.16
Feb 16, 2026
1.04
1.09
0.98
1.00
1.00
0.00%
0
0.00
Feb 13, 2026
1.04
1.09
0.98
1.00
1.00
-2.91%
72,501
1.36
Feb 12, 2026
1.05
1.08
1.01
1.03
1.03
-0.96%
33,926
0.64
Feb 11, 2026
1.05
1.06
1.02
1.04
1.04
+0.97%
46,390
0.87
Feb 10, 2026
1.02
1.08
1.02
1.04
1.04
+0.97%
14,397
0.26
Feb 09, 2026
1.11
1.17
1.00
1.03
1.03
-8.04%
134,283
2.50
Rows: