Research Frontiers Incorporated REFR
NASDAQ · United States · Consumer Durables
$0.6949-0.04 (-5.42%)
Market closed· · USD · Data may be delayed
Prices may be delayed and are for informational purposes only - not investment advice.
Market closed· · USD · Data may be delayed
Prices may be delayed and are for informational purposes only - not investment advice.
| Date | Close | Change | Open | High | Low | Volume |
|---|---|---|---|---|---|---|
| 2026-10-01 | $0.69 | -5.48% | $0.71 | $0.73 | $0.66 | 162.40K |
| 2026-09-30 | $0.73 | +4.29% | $0.69 | $0.73 | $0.67 | 117.00K |
| 2026-09-29 | $0.70 | -9.09% | $0.74 | $0.77 | $0.67 | 202.40K |
| 2026-09-28 | $0.77 | -2.53% | $0.79 | $0.79 | $0.71 | 132.50K |
| 2026-09-25 | $0.79 | +6.76% | $0.71 | $0.85 | $0.68 | 383.00K |
| 2026-09-24 | $0.74 | +4.23% | $0.71 | $0.81 | $0.65 | 614.40K |
| 2026-09-23 | $0.71 | -8.97% | $0.76 | $0.76 | $0.66 | 228.90K |
| 2026-09-22 | $0.78 | +2.63% | $0.74 | $0.81 | $0.61 | 890.40K |
| 2026-09-21 | $0.76 | +16.92% | $0.48 | $0.78 | $0.46 | 5.53M |
| 2026-09-18 | $0.65 | +66.67% | $0.39 | $0.94 | $0.36 | 92.10M |
| 2026-09-17 | $0.39 | +2.63% | $0.39 | $0.41 | $0.37 | 48.90K |
| 2026-09-16 | $0.38 | +5.56% | $0.37 | $0.41 | $0.34 | 202.60K |
| 2026-09-15 | $0.36 | -5.26% | $0.37 | $0.39 | $0.35 | 106.00K |
| 2026-09-14 | $0.38 | -2.56% | $0.38 | $0.42 | $0.37 | 98.40K |
| 2026-09-11 | $0.39 | 0.00% | $0.38 | $0.42 | $0.37 | 52.10K |
| 2026-09-10 | $0.39 | 0.00% | $0.40 | $0.40 | $0.39 | 95.30K |
| 2026-09-09 | $0.39 | 0.00% | $0.39 | $0.40 | $0.38 | 60.10K |
| 2026-09-08 | $0.39 | -4.88% | $0.41 | $0.42 | $0.37 | 242.70K |
| 2026-09-04 | $0.41 | 0.00% | $0.41 | $0.43 | $0.40 | 142.70K |
| 2026-09-03 | $0.41 | +2.50% | $0.40 | $0.43 | $0.40 | 62.70K |
| 2026-09-02 | $0.40 | -9.09% | $0.45 | $0.46 | $0.40 | 101.90K |
| 2026-09-01 | $0.44 | -6.38% | $0.47 | $0.47 | $0.43 | 408.80K |
| 2026-08-31 | $0.47 | +2.17% | $0.47 | $0.47 | $0.45 | 61.50K |
| 2026-08-28 | $0.46 | -6.12% | $0.49 | $0.49 | $0.45 | 174.50K |
| 2026-08-27 | $0.49 | +2.08% | $0.51 | $0.53 | $0.47 | 347.40K |
| 2026-08-26 | $0.48 | 0.00% | $0.48 | $0.50 | $0.46 | 363.90K |
| 2026-08-25 | $0.48 | +2.13% | $0.49 | $0.51 | $0.46 | 182.10K |
| 2026-08-24 | $0.47 | +4.44% | $0.44 | $0.49 | $0.43 | 93.70K |
| 2026-08-21 | $0.45 | 0.00% | $0.46 | $0.47 | $0.43 | 66.60K |
| 2026-08-20 | $0.45 | +2.27% | $0.46 | $0.49 | $0.44 | 128.70K |
| 2026-08-19 | $0.44 | +4.76% | $0.42 | $0.46 | $0.40 | 223.10K |
| 2026-08-18 | $0.42 | -2.33% | $0.44 | $0.47 | $0.42 | 35.40K |
| 2026-08-17 | $0.43 | -2.27% | $0.43 | $0.48 | $0.42 | 64.80K |
| 2026-08-14 | $0.44 | +2.33% | $0.45 | $0.45 | $0.43 | 11.60K |
| 2026-08-13 | $0.43 | -10.42% | $0.48 | $0.48 | $0.43 | 78.50K |
| 2026-08-12 | $0.48 | -2.04% | $0.49 | $0.49 | $0.47 | 50.80K |
| 2026-08-11 | $0.49 | 0.00% | $0.50 | $0.51 | $0.49 | 40.20K |
| 2026-08-10 | $0.49 | 0.00% | $0.49 | $0.50 | $0.47 | 161.80K |
| 2026-08-07 | $0.49 | +4.26% | $0.50 | $0.50 | $0.45 | 94.20K |
| 2026-08-06 | $0.47 | 0.00% | $0.46 | $0.50 | $0.45 | 230.10K |
| 2026-08-05 | $0.47 | 0.00% | $0.47 | $0.49 | $0.45 | 18.80K |
| 2026-08-04 | $0.47 | +4.44% | $0.47 | $0.49 | $0.46 | 62.50K |
| 2026-08-03 | $0.45 | +12.50% | $0.41 | $0.53 | $0.41 | 233.50K |
| 2026-07-31 | $0.40 | +2.56% | $0.39 | $0.45 | $0.38 | 78.60K |
| 2026-07-30 | $0.39 | 0.00% | $0.36 | $0.42 | $0.36 | 80.20K |
| 2026-07-29 | $0.39 | -11.36% | $0.44 | $0.46 | $0.35 | 118.30K |
| 2026-07-28 | $0.44 | -4.35% | $0.46 | $0.48 | $0.41 | 97.60K |
| 2026-07-27 | $0.46 | 0.00% | $0.49 | $0.49 | $0.45 | 28.80K |
| 2026-07-24 | $0.46 | -4.17% | $0.48 | $0.50 | $0.46 | 21.10K |
| 2026-07-23 | $0.48 | -2.04% | $0.48 | $0.54 | $0.45 | 97.70K |
| 2026-07-22 | $0.49 | -3.92% | $0.51 | $0.52 | $0.48 | 33.50K |
| 2026-07-21 | $0.51 | 0.00% | $0.58 | $0.58 | $0.51 | 22.70K |
| 2026-07-20 | $0.51 | -7.27% | $0.56 | $0.56 | $0.46 | 47.20K |
| 2026-07-17 | $0.55 | +3.77% | $0.54 | $0.55 | $0.48 | 119.30K |
| 2026-07-16 | $0.53 | -3.64% | $0.53 | $0.60 | $0.53 | 22.10K |
| 2026-07-15 | $0.55 | 0.00% | $0.54 | $0.58 | $0.54 | 45.90K |
| 2026-07-14 | $0.55 | +1.85% | $0.56 | $0.60 | $0.54 | 32.30K |
| 2026-07-13 | $0.54 | -1.82% | $0.53 | $0.59 | $0.53 | 25.10K |
| 2026-07-10 | $0.55 | +3.77% | $0.55 | $0.59 | $0.53 | 58.30K |
| 2026-07-09 | $0.53 | -1.85% | $0.53 | $0.53 | $0.50 | 119.30K |
| 2026-07-08 | $0.54 | 0.00% | $0.53 | $0.55 | $0.53 | 25.70K |
| 2026-07-07 | $0.54 | 0.00% | $0.55 | $0.56 | $0.53 | 30.40K |
| 2026-07-06 | $0.54 | -1.82% | $0.57 | $0.57 | $0.52 | 50.50K |
| 2026-07-02 | $0.55 | +3.77% | $0.58 | $0.58 | $0.50 | 54.60K |
| 2026-07-01 | $0.53 | +1.92% | $0.52 | $0.59 | $0.50 | 86.10K |
| 2026-06-30 | $0.52 | -5.45% | $0.55 | $0.59 | $0.52 | 171.40K |
| 2026-06-29 | $0.55 | +14.58% | $0.54 | $0.55 | $0.51 | 111.20K |
| 2026-06-26 | $0.48 | -22.58% | $0.59 | $0.59 | $0.48 | 135.00K |
| 2026-06-25 | $0.62 | 0.00% | $0.60 | $0.65 | $0.55 | 73.60K |
| 2026-06-24 | $0.62 | +1.64% | $0.65 | $0.65 | $0.59 | 46.20K |
| 2026-06-23 | $0.61 | 0.00% | $0.62 | $0.63 | $0.61 | 10.40K |
| 2026-06-22 | $0.61 | +1.67% | $0.60 | $0.63 | $0.60 | 41.80K |
| 2026-06-18 | $0.60 | -6.25% | $0.64 | $0.66 | $0.60 | 65.30K |
| 2026-06-17 | $0.64 | -4.48% | $0.68 | $0.70 | $0.64 | 15.90K |
| 2026-06-16 | $0.67 | +3.08% | $0.64 | $0.71 | $0.63 | 90.30K |
| 2026-06-15 | $0.65 | -8.45% | $0.70 | $0.75 | $0.65 | 67.70K |
| 2026-06-12 | $0.71 | -4.05% | $0.75 | $0.75 | $0.71 | 24.60K |
| 2026-06-11 | $0.74 | +1.37% | $0.75 | $0.75 | $0.72 | 15.40K |
| 2026-06-10 | $0.73 | 0.00% | $0.75 | $0.78 | $0.73 | 64.70K |
| 2026-06-09 | $0.73 | 0.00% | $0.73 | $0.81 | $0.73 | 41.40K |
| 2026-06-08 | $0.73 | -1.35% | $0.74 | $0.76 | $0.72 | 24.60K |
| 2026-06-05 | $0.74 | -1.33% | $0.75 | $0.77 | $0.72 | 30.40K |
| 2026-06-04 | $0.75 | -1.32% | $0.77 | $0.78 | $0.75 | 13.70K |
| 2026-06-03 | $0.76 | 0.00% | $0.75 | $0.79 | $0.75 | 12.30K |
| 2026-06-02 | $0.76 | -1.30% | $0.75 | $0.79 | $0.75 | 9.40K |
| 2026-06-01 | $0.77 | 0.00% | $0.82 | $0.82 | $0.75 | 18.80K |
| 2026-05-29 | $0.77 | +1.32% | $0.77 | $0.77 | $0.76 | 22.10K |
| 2026-05-28 | $0.76 | +1.33% | $0.75 | $0.77 | $0.74 | 53.40K |
| 2026-05-27 | $0.75 | -1.32% | $0.75 | $0.75 | $0.74 | 10.10K |
| 2026-05-26 | $0.76 | +1.33% | $0.74 | $0.79 | $0.73 | 26.80K |