Research Frontiers Incorporated (REFR)

USD 1.65

(1.85%)

Historical Prices

Date Open High Low Close Volume
28 Jul, 2025 1.85 1.93 1.71 1.71 17.51 Thousand
25 Jul, 2025 1.77 1.89 1.71 1.84 93.29 Thousand
24 Jul, 2025 1.8 1.95 1.78 1.81 24.66 Thousand
23 Jul, 2025 1.77 1.97 1.76 1.83 12.34 Thousand
22 Jul, 2025 1.79 1.93 1.78 1.79 47.83 Thousand
21 Jul, 2025 1.81 1.85 1.72 1.72 17.82 Thousand
18 Jul, 2025 1.83 1.83 1.72 1.8 9987.00
17 Jul, 2025 1.78 1.95 1.71 1.79 58.45 Thousand
16 Jul, 2025 1.7 1.82 1.65 1.76 75.91 Thousand
15 Jul, 2025 1.62 1.68 1.6 1.66 20.54 Thousand