Research Frontiers Incorporated (REFR)
NASDAQ: REFR · Real-Time Price · USD
0.9800
-0.0100 (-1.01%)
At close: Mar 6, 2026, 4:00 PM EST
0.9800
0.00 (0.00%)
After-hours: Mar 6, 2026, 4:00 PM EST
Research Frontiers Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Mar 6, 2026 | 0.99 | 1.01 | 0.97 | 0.98 | - | -1.01% | 31,025 |
| Mar 5, 2026 | 1.05 | 1.05 | 0.99 | 0.99 | 0.99 | -1.98% | 41,022 |
| Mar 4, 2026 | 1.00 | 1.05 | 1.00 | 1.01 | 1.01 | - | 13,124 |
| Mar 3, 2026 | 1.01 | 1.10 | 0.98 | 1.01 | 1.01 | -1.94% | 23,057 |
| Mar 2, 2026 | 1.02 | 1.10 | 1.02 | 1.03 | 1.03 | 3.50% | 20,478 |
| Feb 27, 2026 | 1.03 | 1.05 | 0.98 | 1.00 | 1.00 | 1.14% | 87,288 |
| Feb 26, 2026 | 1.14 | 1.14 | 0.98 | 0.98 | 0.98 | -11.35% | 75,996 |
| Feb 25, 2026 | 1.13 | 1.13 | 1.11 | 1.11 | 1.11 | 0.91% | 5,482 |
| Feb 24, 2026 | 1.12 | 1.12 | 1.07 | 1.10 | 1.10 | -0.90% | 13,519 |
| Feb 23, 2026 | 1.13 | 1.13 | 1.10 | 1.11 | 1.11 | - | 15,671 |
| Feb 20, 2026 | 1.03 | 1.13 | 1.03 | 1.11 | 1.11 | 7.77% | 48,027 |
| Feb 19, 2026 | 1.02 | 1.05 | 1.02 | 1.03 | 1.03 | 1.98% | 18,645 |
| Feb 18, 2026 | 1.04 | 1.09 | 1.00 | 1.01 | 1.01 | -0.98% | 33,767 |
| Feb 17, 2026 | 1.02 | 1.12 | 1.02 | 1.02 | 1.02 | 2.00% | 8,242 |
| Feb 13, 2026 | 1.04 | 1.09 | 0.98 | 1.00 | 1.00 | -2.91% | 72,501 |
| Feb 12, 2026 | 1.05 | 1.08 | 1.01 | 1.03 | 1.03 | -0.96% | 33,926 |
| Feb 11, 2026 | 1.05 | 1.06 | 1.02 | 1.04 | 1.04 | - | 46,389 |
| Feb 10, 2026 | 1.02 | 1.08 | 1.02 | 1.04 | 1.04 | 0.97% | 14,397 |
| Feb 9, 2026 | 1.11 | 1.17 | 1.00 | 1.03 | 1.03 | -8.04% | 134,108 |
| Feb 6, 2026 | 1.11 | 1.25 | 1.11 | 1.12 | 1.12 | -0.88% | 26,547 |
| Feb 5, 2026 | 1.13 | 1.14 | 1.09 | 1.13 | 1.13 | - | 30,767 |
| Feb 4, 2026 | 1.15 | 1.18 | 1.11 | 1.13 | 1.13 | -2.59% | 17,982 |
| Feb 3, 2026 | 1.15 | 1.20 | 1.15 | 1.16 | 1.16 | 1.75% | 25,788 |
| Feb 2, 2026 | 1.18 | 1.21 | 1.14 | 1.14 | 1.14 | -5.00% | 50,173 |
| Jan 30, 2026 | 1.20 | 1.23 | 1.14 | 1.20 | 1.20 | - | 83,044 |
| Jan 29, 2026 | 1.25 | 1.32 | 1.20 | 1.20 | 1.20 | -5.51% | 74,842 |
| Jan 28, 2026 | 1.27 | 1.29 | 1.23 | 1.27 | 1.27 | -0.78% | 17,481 |
| Jan 27, 2026 | 1.29 | 1.30 | 1.25 | 1.28 | 1.28 | -1.54% | 46,450 |
| Jan 26, 2026 | 1.29 | 1.31 | 1.21 | 1.30 | 1.30 | 2.36% | 64,846 |
| 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 |