Rubicon Technology, Inc. - Common Stock (OP:RBCN)
Historical Prices
Year:
| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Oct 29, 2025 | 4.350 | 51 | +0.05(+1.16%) | |||
| Oct 28, 2025 | 4.320 | 4.340 | 4.300 | 4.300 | 32,603 | +0.10(+2.38%) |
| Oct 27, 2025 | 4.200 | 4.200 | 4.200 | 4.200 | 117 | +0.01(+0.24%) |
| Oct 24, 2025 | 4.210 | 4.210 | 4.180 | 4.190 | 782 | -0.06(-1.41%) |
| Oct 22, 2025 | 4.250 | 46 | -0.01(-0.23%) | |||
| Oct 21, 2025 | 4.290 | 4.290 | 4.260 | 4.260 | 628 | -0.02(-0.35%) |
| Oct 20, 2025 | 4.275 | 4.275 | 4.275 | 4.275 | 191 | +0.02(+0.35%) |
| Oct 17, 2025 | 4.260 | 4.260 | 4.260 | 4.260 | 729 | -0.01(-0.32%) |
| Oct 16, 2025 | 4.340 | 4.340 | 4.274 | 4.274 | 500 | -0.03(-0.61%) |
| Oct 15, 2025 | 4.170 | 4.345 | 4.170 | 4.300 | 1,253 | +0.15(+3.61%) |
| Oct 13, 2025 | 4.150 | 0 | -0.03(-0.72%) | |||
| Oct 09, 2025 | 4.180 | 20 | +0.00(+0.00%) | |||
| Oct 08, 2025 | 4.180 | 4.200 | 4.150 | 4.180 | 5,585 | +0.05(+1.21%) |
| Oct 03, 2025 | 4.130 | 46 | -0.05(-1.20%) | |||
| Oct 02, 2025 | 4.180 | 4.180 | 4.180 | 4.180 | 597 | +0.02(+0.48%) |
| Oct 01, 2025 | 4.160 | 4.160 | 4.160 | 4.160 | 286 | -0.02(-0.48%) |
| Sep 30, 2025 | 4.180 | 4.255 | 4.160 | 4.180 | 5,332 | +0.01(+0.24%) |
| Sep 29, 2025 | 4.235 | 4.235 | 4.170 | 4.170 | 1,297 | -0.18(-4.14%) |
| Sep 26, 2025 | 4.180 | 4.350 | 4.150 | 4.350 | 9,033 | +0.07(+1.64%) |
| Sep 25, 2025 | 4.214 | 4.316 | 4.214 | 4.280 | 392 | -0.01(-0.23%) |
| Sep 24, 2025 | 4.285 | 4.290 | 4.250 | 4.290 | 1,581 | +0.08(+1.80%) |
| Sep 23, 2025 | 4.214 | 4.214 | 4.214 | 4.214 | 1,331 | -0.10(-2.36%) |
| Sep 22, 2025 | 4.180 | 4.316 | 4.160 | 4.316 | 1,062 | +0.11(+2.62%) |
| Sep 19, 2025 | 4.240 | 4.250 | 4.200 | 4.206 | 10,051 | -0.04(-0.99%) |
| Sep 18, 2025 | 4.205 | 4.248 | 4.170 | 4.248 | 3,121 | -0.03(-0.75%) |
| Sep 17, 2025 | 4.280 | 4.280 | 4.280 | 4.280 | 462 | -0.03(-0.70%) |
| Sep 16, 2025 | 4.310 | 4.310 | 4.310 | 4.310 | 131 | +0.05(+1.17%) |
| Sep 15, 2025 | 4.210 | 4.370 | 4.210 | 4.260 | 10,836 | +0.02(+0.50%) |
| Sep 12, 2025 | 4.130 | 4.239 | 4.130 | 4.239 | 1,276 | +0.01(+0.26%) |
| Sep 11, 2025 | 4.250 | 4.258 | 4.228 | 4.228 | 666 | -0.02(-0.52%) |
| Sep 10, 2025 | 4.261 | 4.280 | 4.250 | 4.250 | 6,797 | -0.01(-0.23%) |
| Sep 08, 2025 | 4.260 | 45 | -0.09(-2.07%) | |||
| Sep 05, 2025 | 4.080 | 4.350 | 4.080 | 4.350 | 327 | +0.20(+4.82%) |
| Sep 03, 2025 | 4.150 | 52 | +0.00(+0.00%) | |||
| Aug 29, 2025 | 4.150 | 6 | -0.13(-3.06%) | |||
| Aug 28, 2025 | 4.250 | 4.281 | 4.250 | 4.281 | 420 | -0.01(-0.21%) |
| Aug 27, 2025 | 4.330 | 4.330 | 4.250 | 4.290 | 3,858 | -0.04(-0.92%) |
| Aug 26, 2025 | 4.320 | 4.350 | 4.310 | 4.330 | 2,419 | -0.01(-0.23%) |
| Aug 25, 2025 | 4.310 | 4.365 | 4.310 | 4.340 | 9,732 | +0.00(+0.00%) |
| Aug 22, 2025 | 4.360 | 4.360 | 4.310 | 4.340 | 25,620 | -0.03(-0.69%) |
| Aug 21, 2025 | 3.750 | 4.540 | 3.750 | 4.370 | 116,921 | +1.11(+34.05%) |
| Aug 19, 2025 | 3.260 | 1 | -0.19(-5.51%) | |||
| Aug 18, 2025 | 3.450 | 3.450 | 3.450 | 3.450 | 1,507 | -0.08(-2.27%) |
| Aug 15, 2025 | 3.530 | 3.530 | 3.250 | 3.530 | 1,847 | +0.43(+13.87%) |
| Aug 14, 2025 | 3.100 | 3.100 | 3.100 | 3.100 | 1,025 | -0.15(-4.62%) |
| Aug 13, 2025 | 3.100 | 3.250 | 3.100 | 3.250 | 221 | +0.15(+4.84%) |
| Aug 12, 2025 | 3.200 | 3.200 | 3.100 | 3.100 | 1,987 | -0.10(-3.13%) |
| Aug 11, 2025 | 3.160 | 3.200 | 3.160 | 3.200 | 200 | +0.10(+3.23%) |
| Aug 08, 2025 | 3.530 | 3.530 | 3.100 | 3.100 | 11,763 | -0.30(-8.82%) |
| Aug 07, 2025 | 3.530 | 3.530 | 3.400 | 3.400 | 510 | -0.10(-2.86%) |
| Aug 06, 2025 | 3.500 | 3.500 | 3.320 | 3.500 | 719 | -0.10(-2.78%) |
| Aug 05, 2025 | 3.400 | 5.510 | 3.400 | 3.600 | 89,787 | +0.30(+9.09%) |
| Aug 04, 2025 | 3.400 | 3.400 | 3.300 | 3.300 | 758 | +0.05(+1.54%) |
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