REFR

Research Frontiers Historical Data

REFR Historical Prices

Date Close Change Change (%) Open High Low Volume
Sep 23 2021 2.56 0.09 3.64% 2.48 2.59 2.43 108,818
Sep 22 2021 2.47 0.03 1.23% 2.44 2.53 2.38 81,176
Sep 21 2021 2.44 0.02 0.83% 2.42 2.44 2.26 62,024
Sep 20 2021 2.42 -0.07 -2.81% 2.35 2.4506 2.35 79,836
Sep 17 2021 2.49 0.02 0.81% 2.47 2.56 2.3827 209,631
Sep 16 2021 2.47 0.02 0.82% 2.49 2.55 2.43 97,425
Sep 15 2021 2.45 0.15 6.52% 2.27 2.55 2.2014 260,512
Sep 14 2021 2.30 0.08 3.6% 2.22 2.44 2.13 489,006
Sep 13 2021 2.22 -0.66 -22.92% 2.81 2.9024 2.18 1,507,860
Sep 10 2021 2.88 0.51 21.52% 2.40 3.18 2.40 2,480,205
Sep 09 2021 2.37 -0.02 -0.84% 2.35 2.47 2.32 73,426
Sep 08 2021 2.39 0.03 1.27% 2.38 2.44 2.302 73,479
Sep 07 2021 2.36 0.11 4.89% 2.15 2.43 2.13 127,760
Sep 06 2021 2.25 0.00 +0.00% 2.26 2.28 2.1921 0
Sep 03 2021 2.25 0.00 0.0% 2.26 2.28 2.1921 23,515
Sep 02 2021 2.25 -0.02 -0.88% 2.27 2.33 2.20 27,070
Sep 01 2021 2.27 -0.02 -0.87% 2.30 2.33 2.22 19,933
Aug 31 2021 2.29 0.05 2.23% 2.25 2.31 2.185 71,405
Aug 30 2021 2.24 0.04 1.82% 2.17 2.28 2.17 23,407
Aug 27 2021 2.20 0.05 2.33% 2.15 2.25 2.15 38,586
Aug 26 2021 2.15 0.04 1.9% 2.09 2.25 2.09 38,199
Aug 25 2021 2.11 -0.06 -2.76% 2.17 2.30 2.08 167,320
Aug 24 2021 2.17 -0.05 -2.25% 2.20 2.22 2.1542 15,953
Aug 23 2021 2.22 0.13 6.22% 2.08 2.23 2.03 56,059
Aug 20 2021 2.09 0.06 2.96% 2.06 2.09 2.02 46,683
Aug 19 2021 2.03 -0.04 -1.93% 2.03 2.07 2.01 63,457
Aug 18 2021 2.07 -0.02 -0.96% 2.06 2.13 2.03 64,901
Aug 17 2021 2.09 -0.16 -7.11% 2.18 2.19 2.06 171,480
Aug 16 2021 2.25 0.29 14.8% 2.02 2.47 2.02 660,199
Aug 13 2021 1.96 -0.35 -15.15% 2.30 2.34 1.76 754,487
Aug 12 2021 2.31 -0.06 -2.53% 2.37 2.42 2.22 132,658
Aug 11 2021 2.37 0.13 5.8% 2.28 2.37 2.2243 217,369
Aug 10 2021 2.24 -0.02 -0.88% 2.24 2.35 2.21 51,645
Aug 09 2021 2.26 -0.18 -7.38% 2.40 2.43 2.01 654,327
Aug 06 2021 2.44 -0.13 -5.06% 2.55 2.57 2.371 99,969
Aug 05 2021 2.57 0.19 7.98% 2.38 2.58 2.37 111,056
Aug 04 2021 2.38 -0.01 -0.42% 2.38 2.46 2.3036 55,740
Aug 03 2021 2.39 -0.07 -2.85% 2.45 2.4599 2.36 43,464
Aug 02 2021 2.46 -0.09 -3.53% 2.59 2.71 2.40 186,050
Jul 30 2021 2.55 0.27 11.84% 2.27 2.65 2.24 331,300
Jul 29 2021 2.28 0.10 4.59% 2.19 2.32 2.16 114,367
Jul 28 2021 2.18 -0.01 -0.46% 2.19 2.24 2.16 30,371
Jul 27 2021 2.19 0.01 0.46% 2.16 2.2599 2.12 97,297
Jul 26 2021 2.18 -0.04 -1.8% 2.23 2.23 2.16 24,050
Jul 23 2021 2.22 0.00 0.0% 2.17 2.23 2.16 53,046
Jul 22 2021 2.22 0.05 2.3% 2.19 2.23 2.14 35,326
Jul 21 2021 2.17 -0.04 -1.81% 2.25 2.25 2.16 40,411
Jul 20 2021 2.21 0.10 4.74% 2.13 2.29 2.1186 94,455
Jul 19 2021 2.11 0.05 2.43% 2.01 2.14 2.00 81,616
Jul 16 2021 2.06 -0.09 -4.19% 2.14 2.15 2.05 76,384
Jul 15 2021 2.15 -0.04 -1.83% 2.15 2.16 2.08 154,302
Jul 14 2021 2.19 -0.12 -5.19% 2.30 2.31 2.16 96,209
Jul 13 2021 2.31 -0.04 -1.7% 2.34 2.37 2.22 127,175
Jul 12 2021 2.35 0.10 4.44% 2.26 2.42 2.20 271,403
Jul 09 2021 2.25 0.07 3.21% 2.22 2.3399 2.18 212,019
Jul 08 2021 2.18 -0.01 -0.46% 2.17 2.19 2.10 65,830
Jul 07 2021 2.19 -0.13 -5.6% 2.32 2.35 2.14 96,163
Jul 06 2021 2.32 0.03 1.31% 2.30 2.40 2.25 102,454
Jul 05 2021 2.29 0.00 +0.00% 2.31 2.34 2.21 0
Jul 02 2021 2.29 -0.05 -2.14% 2.31 2.34 2.21 87,777
Jul 01 2021 2.34 -0.03 -1.27% 2.37 2.39 2.30 83,238
Jun 30 2021 2.37 0.03 1.28% 2.37 2.46 2.29 130,941
Jun 29 2021 2.34 -0.11 -4.49% 2.42 2.46 2.34 69,393
Jun 28 2021 2.45 0.07 2.94% 2.36 2.48 2.36 92,322


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