Research Frontiers Incorporated (REFR)
NASDAQ: REFR · Real-Time Price · USD
1.275
+0.005 (0.39%)
At close: Jan 23, 2026, 4:00 PM EST
1.270
-0.005 (-0.39%)
After-hours: Jan 23, 2026, 4:04 PM EST
Research Frontiers Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Jan 23, 2026 | 1.27 | 1.32 | 1.26 | 1.27 | 1.27 | - | 29,585 |
| Jan 22, 2026 | 1.22 | 1.31 | 1.21 | 1.27 | 1.27 | 2.42% | 111,202 |
| Jan 21, 2026 | 1.23 | 1.30 | 1.21 | 1.24 | 1.24 | -2.36% | 70,042 |
| Jan 20, 2026 | 1.32 | 1.34 | 1.25 | 1.27 | 1.27 | -4.51% | 41,224 |
| Jan 16, 2026 | 1.33 | 1.38 | 1.30 | 1.33 | 1.33 | 0.76% | 43,044 |
| Jan 15, 2026 | 1.35 | 1.40 | 1.30 | 1.32 | 1.32 | -2.94% | 19,328 |
| Jan 14, 2026 | 1.34 | 1.37 | 1.32 | 1.36 | 1.36 | 2.26% | 21,387 |
| Jan 13, 2026 | 1.31 | 1.34 | 1.31 | 1.33 | 1.33 | 3.91% | 14,629 |
| Jan 12, 2026 | 1.28 | 1.34 | 1.28 | 1.28 | 1.28 | 2.40% | 22,321 |
| Jan 9, 2026 | 1.27 | 1.35 | 1.20 | 1.25 | 1.25 | -1.57% | 85,880 |
| Jan 8, 2026 | 1.31 | 1.34 | 1.27 | 1.27 | 1.27 | -1.55% | 55,233 |
| Jan 7, 2026 | 1.35 | 1.43 | 1.27 | 1.29 | 1.29 | -2.27% | 23,254 |
| Jan 6, 2026 | 1.31 | 1.35 | 1.31 | 1.32 | 1.32 | - | 21,321 |
| Jan 5, 2026 | 1.28 | 1.44 | 1.27 | 1.32 | 1.32 | 3.13% | 41,952 |
| Jan 2, 2026 | 1.31 | 1.31 | 1.26 | 1.28 | 1.28 | -2.29% | 46,861 |
| Dec 31, 2025 | 1.31 | 1.34 | 1.26 | 1.31 | 1.31 | -0.76% | 85,203 |
| Dec 30, 2025 | 1.36 | 1.36 | 1.30 | 1.32 | 1.32 | -3.65% | 48,522 |
| Dec 29, 2025 | 1.36 | 1.45 | 1.31 | 1.37 | 1.37 | -0.72% | 148,715 |
| Dec 26, 2025 | 1.41 | 1.49 | 1.30 | 1.38 | 1.38 | -0.72% | 96,016 |
| Dec 24, 2025 | 1.40 | 1.42 | 1.36 | 1.39 | 1.39 | -1.42% | 16,656 |
| Dec 23, 2025 | 1.50 | 1.50 | 1.36 | 1.41 | 1.41 | -2.76% | 62,822 |
| Dec 22, 2025 | 1.50 | 1.54 | 1.41 | 1.45 | 1.45 | -0.68% | 77,117 |
| Dec 19, 2025 | 1.52 | 1.53 | 1.42 | 1.46 | 1.46 | -1.35% | 100,126 |
| Dec 18, 2025 | 1.46 | 1.48 | 1.27 | 1.48 | 1.48 | 2.78% | 101,959 |
| Dec 17, 2025 | 1.49 | 1.53 | 1.42 | 1.44 | 1.44 | -2.70% | 36,616 |
| Dec 16, 2025 | 1.50 | 1.52 | 1.44 | 1.48 | 1.48 | -5.13% | 51,024 |
| Dec 15, 2025 | 1.52 | 1.59 | 1.50 | 1.56 | 1.56 | 1.30% | 60,885 |
| Dec 12, 2025 | 1.59 | 1.59 | 1.52 | 1.54 | 1.54 | -1.28% | 30,287 |
| Dec 11, 2025 | 1.57 | 1.62 | 1.54 | 1.56 | 1.56 | -1.27% | 32,105 |
| Dec 10, 2025 | 1.59 | 1.63 | 1.57 | 1.58 | 1.58 | -0.63% | 48,552 |
| Dec 9, 2025 | 1.58 | 1.69 | 1.56 | 1.59 | 1.59 | - | 41,530 |
| Dec 8, 2025 | 1.64 | 1.65 | 1.55 | 1.59 | 1.59 | -1.85% | 60,212 |
| Dec 5, 2025 | 1.63 | 1.65 | 1.52 | 1.62 | 1.62 | 3.18% | 66,495 |
| Dec 4, 2025 | 1.64 | 1.65 | 1.56 | 1.57 | 1.57 | -4.85% | 34,793 |
| Dec 3, 2025 | 1.62 | 1.71 | 1.56 | 1.65 | 1.65 | 1.23% | 46,304 |
| Dec 2, 2025 | 1.86 | 1.86 | 1.60 | 1.63 | 1.63 | -8.43% | 52,477 |
| Dec 1, 2025 | 1.75 | 1.92 | 1.75 | 1.78 | 1.78 | -5.82% | 16,896 |
| Nov 28, 2025 | 1.97 | 1.97 | 1.84 | 1.89 | 1.89 | -1.05% | 24,200 |
| Nov 26, 2025 | 2.01 | 2.01 | 1.85 | 1.91 | 1.91 | -1.04% | 35,434 |
| Nov 25, 2025 | 2.08 | 2.08 | 1.90 | 1.93 | 1.93 | -7.21% | 22,683 |
| Nov 24, 2025 | 1.91 | 2.10 | 1.84 | 2.08 | 2.08 | 4.52% | 154,748 |
| Nov 21, 2025 | 1.73 | 2.00 | 1.68 | 1.99 | 1.99 | 13.07% | 97,559 |
| Nov 20, 2025 | 1.79 | 1.85 | 1.72 | 1.76 | 1.76 | - | 53,256 |
| Nov 19, 2025 | 1.76 | 1.79 | 1.75 | 1.76 | 1.76 | 3.53% | 25,175 |
| Nov 18, 2025 | 1.58 | 1.72 | 1.58 | 1.70 | 1.70 | 4.74% | 23,321 |
| Nov 17, 2025 | 1.77 | 1.85 | 1.62 | 1.62 | 1.62 | -10.33% | 77,049 |
| Nov 14, 2025 | 1.70 | 1.93 | 1.66 | 1.81 | 1.81 | -3.21% | 96,891 |
| Nov 13, 2025 | 1.70 | 1.87 | 1.58 | 1.87 | 1.87 | 3.89% | 113,069 |
| Nov 12, 2025 | 1.75 | 1.89 | 1.68 | 1.80 | 1.80 | 3.45% | 43,410 |
| Nov 11, 2025 | 1.58 | 1.74 | 1.57 | 1.74 | 1.74 | 10.83% | 36,720 |