Research Frontiers (REFR)
1.02
0.05 (5.05%)
At close: Apr 15, 2025, 3:59 PM
1.01
-0.98%
After-hours: Apr 15, 2025, 04:05 PM EDT
Research Frontiers Stock Price History
| Date | Open | Adj Open | High | Adj High | Low | Adj Low | Close | Adj Close | % Change | Volume |
|---|---|---|---|---|---|---|---|---|---|---|
| Apr 14, 2025 | 1.00 | 1.00 | 1.00 | 1.00 | 0.96 | 0.96 | 0.97 | 0.97 | 0.00% | 31,790 |
| Apr 11, 2025 | 0.99 | 0.99 | 1.00 | 1.00 | 0.96 | 0.96 | 0.97 | 0.97 | -1.02% | 17,630 |
| Apr 10, 2025 | 1.00 | 1.00 | 1.00 | 1.00 | 0.96 | 0.96 | 0.98 | 0.98 | -1.01% | 18,821 |
| Apr 9, 2025 | 0.98 | 0.98 | 1.10 | 1.10 | 0.93 | 0.93 | 0.99 | 0.99 | 0.00% | 86,349 |
| Apr 8, 2025 | 1.03 | 1.03 | 1.05 | 1.05 | 0.99 | 0.99 | 0.99 | 0.99 | -2.94% | 31,439 |
| Apr 7, 2025 | 1.05 | 1.05 | 1.08 | 1.08 | 0.97 | 0.97 | 1.02 | 1.02 | -4.67% | 119,899 |
| Apr 4, 2025 | 1.14 | 1.14 | 1.14 | 1.14 | 1.07 | 1.07 | 1.07 | 1.07 | -6.14% | 44,100 |
| Apr 3, 2025 | 1.12 | 1.12 | 1.19 | 1.19 | 1.12 | 1.12 | 1.14 | 1.14 | 0.88% | 17,941 |
| Apr 2, 2025 | 1.16 | 1.16 | 1.19 | 1.19 | 1.13 | 1.13 | 1.13 | 1.13 | 0.00% | 46,200 |
| Apr 1, 2025 | 1.11 | 1.11 | 1.20 | 1.20 | 1.11 | 1.11 | 1.13 | 1.13 | 0.00% | 31,600 |
| Mar 31, 2025 | 1.20 | 1.20 | 1.20 | 1.20 | 1.11 | 1.11 | 1.13 | 1.13 | -0.88% | 27,700 |
| Mar 28, 2025 | 1.20 | 1.20 | 1.22 | 1.22 | 1.12 | 1.12 | 1.14 | 1.14 | -4.20% | 36,728 |
| Mar 27, 2025 | 1.20 | 1.20 | 1.20 | 1.20 | 1.15 | 1.15 | 1.19 | 1.19 | 0.00% | 26,523 |
| Mar 26, 2025 | 1.20 | 1.20 | 1.25 | 1.25 | 1.19 | 1.19 | 1.19 | 1.19 | -1.65% | 13,318 |
| Mar 25, 2025 | 1.14 | 1.14 | 1.25 | 1.25 | 1.14 | 1.14 | 1.21 | 1.21 | 4.31% | 44,043 |
| Mar 24, 2025 | 1.20 | 1.20 | 1.20 | 1.20 | 1.10 | 1.10 | 1.16 | 1.16 | -4.13% | 93,986 |
| Mar 21, 2025 | 1.27 | 1.27 | 1.27 | 1.27 | 1.17 | 1.17 | 1.21 | 1.21 | -3.20% | 42,502 |
| Mar 20, 2025 | 1.24 | 1.24 | 1.27 | 1.27 | 1.24 | 1.24 | 1.25 | 1.25 | -0.79% | 19,900 |
| Mar 19, 2025 | 1.25 | 1.25 | 1.27 | 1.27 | 1.25 | 1.25 | 1.26 | 1.26 | 0.80% | 5,946 |
| Mar 18, 2025 | 1.30 | 1.30 | 1.30 | 1.30 | 1.25 | 1.25 | 1.25 | 1.25 | -1.57% | 23,400 |
| Mar 17, 2025 | 1.28 | 1.28 | 1.30 | 1.30 | 1.27 | 1.27 | 1.27 | 1.27 | -1.55% | 14,046 |
| Mar 14, 2025 | 1.32 | 1.32 | 1.42 | 1.42 | 1.26 | 1.26 | 1.29 | 1.29 | -3.73% | 57,122 |
| Mar 13, 2025 | 1.30 | 1.30 | 1.39 | 1.39 | 1.30 | 1.30 | 1.34 | 1.34 | 4.69% | 54,996 |
| Mar 12, 2025 | 1.31 | 1.31 | 1.33 | 1.33 | 1.28 | 1.28 | 1.28 | 1.28 | -0.78% | 12,000 |
| Mar 11, 2025 | 1.29 | 1.29 | 1.29 | 1.29 | 1.26 | 1.26 | 1.29 | 1.29 | 3.20% | 15,500 |
| Mar 10, 2025 | 1.31 | 1.31 | 1.31 | 1.31 | 1.25 | 1.25 | 1.25 | 1.25 | -6.72% | 22,537 |
| Mar 7, 2025 | 1.35 | 1.35 | 1.36 | 1.36 | 1.25 | 1.25 | 1.34 | 1.34 | 0.75% | 33,900 |
| Mar 6, 2025 | 1.29 | 1.29 | 1.45 | 1.45 | 1.29 | 1.29 | 1.33 | 1.33 | 4.72% | 34,000 |
| Mar 5, 2025 | 1.25 | 1.25 | 1.30 | 1.30 | 1.24 | 1.24 | 1.27 | 1.27 | 1.60% | 12,155 |
| Mar 4, 2025 | 1.25 | 1.25 | 1.27 | 1.27 | 1.25 | 1.25 | 1.25 | 1.25 | 0.00% | 4,600 |
| Mar 3, 2025 | 1.32 | 1.32 | 1.33 | 1.33 | 1.25 | 1.25 | 1.25 | 1.25 | -7.41% | 47,600 |
| Feb 28, 2025 | 1.33 | 1.33 | 1.35 | 1.35 | 1.30 | 1.30 | 1.35 | 1.35 | 3.05% | 19,100 |
| Feb 27, 2025 | 1.38 | 1.38 | 1.38 | 1.38 | 1.31 | 1.31 | 1.31 | 1.31 | -5.07% | 26,100 |
| Feb 26, 2025 | 1.39 | 1.39 | 1.45 | 1.45 | 1.37 | 1.37 | 1.38 | 1.38 | 0.00% | 30,909 |
| Feb 25, 2025 | 1.38 | 1.38 | 1.38 | 1.38 | 1.37 | 1.37 | 1.38 | 1.38 | 0.00% | 4,166 |
| Feb 24, 2025 | 1.39 | 1.39 | 1.39 | 1.39 | 1.37 | 1.37 | 1.38 | 1.38 | 0.73% | 18,700 |
| Feb 21, 2025 | 1.39 | 1.39 | 1.39 | 1.39 | 1.37 | 1.37 | 1.37 | 1.37 | -1.44% | 8,042 |
| Feb 20, 2025 | 1.41 | 1.41 | 1.41 | 1.41 | 1.38 | 1.38 | 1.39 | 1.39 | -0.71% | 9,200 |
| Feb 19, 2025 | 1.40 | 1.40 | 1.42 | 1.42 | 1.38 | 1.38 | 1.40 | 1.40 | 1.45% | 13,800 |
| Feb 18, 2025 | 1.41 | 1.41 | 1.54 | 1.54 | 1.37 | 1.37 | 1.38 | 1.38 | -4.17% | 39,502 |
| Feb 14, 2025 | 1.42 | 1.42 | 1.61 | 1.61 | 1.42 | 1.42 | 1.44 | 1.44 | 0.00% | 31,100 |
| Feb 13, 2025 | 1.45 | 1.45 | 1.51 | 1.51 | 1.42 | 1.42 | 1.44 | 1.44 | -1.37% | 19,744 |
| Feb 12, 2025 | 1.51 | 1.51 | 1.55 | 1.55 | 1.45 | 1.45 | 1.46 | 1.46 | -6.41% | 18,606 |
| Feb 11, 2025 | 1.37 | 1.37 | 1.66 | 1.66 | 1.37 | 1.37 | 1.56 | 1.56 | 11.43% | 53,023 |
| Feb 10, 2025 | 1.44 | 1.44 | 1.44 | 1.44 | 1.37 | 1.37 | 1.40 | 1.40 | -2.78% | 39,095 |
| Feb 7, 2025 | 1.69 | 1.69 | 1.69 | 1.69 | 1.39 | 1.39 | 1.44 | 1.44 | -3.36% | 92,602 |
| Feb 6, 2025 | 1.49 | 1.49 | 1.52 | 1.52 | 1.44 | 1.44 | 1.49 | 1.49 | -1.32% | 46,000 |
| Feb 5, 2025 | 1.51 | 1.51 | 1.52 | 1.52 | 1.48 | 1.48 | 1.51 | 1.51 | 0.00% | 34,600 |
| Feb 4, 2025 | 1.50 | 1.50 | 1.58 | 1.58 | 1.47 | 1.47 | 1.51 | 1.51 | -0.66% | 54,500 |
| Feb 3, 2025 | 1.54 | 1.54 | 1.57 | 1.57 | 1.50 | 1.50 | 1.52 | 1.52 | -1.30% | 61,100 |