Research Frontiers Incorporated (REFR)

USD 1.65

(1.85%)

Historical Prices

Date Open High Low Close Volume
27 Jul, 1987 5.63 6.0 5.25 5.63 375.00
24 Jul, 1987 5.63 6.0 5.25 5.63 5625.00
23 Jul, 1987 5.63 6.0 5.25 5.63 750.00
22 Jul, 1987 5.63 6.0 5.25 5.63 3938.00
21 Jul, 1987 5.75 6.0 5.5 5.75 188.00
20 Jul, 1987 5.75 6.0 5.5 5.75 5063.00
17 Jul, 1987 5.75 6.0 5.5 5.75 3000.00
16 Jul, 1987 5.5 5.75 5.25 5.5 9188.00
15 Jul, 1987 5.25 5.5 5.0 5.25 188.00
14 Jul, 1987 5.25 5.5 5.0 5.25 1500.00