Research Frontiers Incorporated (REFR)

USD 1.65

(1.85%)

Historical Prices

Date Open High Low Close Volume
08 Sep, 1987 5.88 6.25 5.5 5.88 7125.00
04 Sep, 1987 5.88 6.25 5.5 5.88 938.00
03 Sep, 1987 5.88 6.25 5.5 5.88 5063.00
02 Sep, 1987 6.75 7.0 6.5 6.75 4688.00
01 Sep, 1987 7.0 7.25 6.75 7.0 5063.00
31 Aug, 1987 7.38 7.75 7.0 7.38 5250.00
28 Aug, 1987 7.38 7.75 7.0 7.38 3938.00
27 Aug, 1987 7.75 8.0 7.5 7.75 10.5 Thousand
26 Aug, 1987 7.38 7.75 7.0 7.38 4500.00
25 Aug, 1987 7.13 7.5 6.75 7.13 3750.00