Rubicon Technology, Inc. (RBCN)
OTCMKTS · Delayed Price · Currency is USD
4.340
-0.030 (-0.69%)
Aug 22, 2025, 4:00 PM EDT

Rubicon Technology Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Aug 22, 20254.364.364.314.32--1.14%16,850
Aug 21, 20253.754.543.754.374.3734.05%116,921
Aug 20, 20253.263.263.263.263.26-1
Aug 19, 20253.263.263.263.263.26-5.51%537
Aug 18, 20253.453.453.453.453.45-2.27%1,507
Aug 15, 20253.253.533.253.533.5313.87%1,847
Aug 14, 20253.103.103.103.103.10-4.62%1,025
Aug 13, 20253.103.253.103.253.254.84%221
Aug 12, 20253.203.203.103.103.10-3.13%1,987
Aug 11, 20253.163.203.163.203.203.23%200
Aug 8, 20253.533.533.103.103.10-8.82%11,763
Aug 7, 20253.533.533.403.403.40-2.86%510
Aug 6, 20253.503.503.323.503.50-2.78%719
Aug 5, 20253.405.513.403.603.609.09%89,787
Aug 4, 20253.403.403.303.303.301.54%758
Aug 1, 20253.283.493.213.253.251.31%3,655
Jul 31, 20253.213.213.213.213.21-52
Jul 30, 20253.253.463.213.213.211.84%746
Jul 29, 20253.193.193.153.153.15-0.32%1,890
Jul 28, 20253.463.463.153.163.16-8.41%692
Jul 25, 20253.253.483.253.453.455.83%1,267
Jul 24, 20253.263.313.263.263.26-1,595
Jul 23, 20253.004.473.003.263.2616.43%6,688
Jul 22, 20252.552.832.552.802.8011.55%4,769
Jul 21, 20252.462.622.352.512.515.46%5,782
Jul 18, 20252.232.382.202.382.3816.67%2,293
Jul 17, 20252.032.042.032.042.04-340
Jul 16, 20252.042.042.042.042.04-3.32%200
Jul 15, 20252.112.112.112.112.11-6
Jul 14, 20252.112.112.112.112.11-110
Jul 11, 20252.112.112.112.112.11-8.26%542
Jul 10, 20252.302.302.302.302.30-408
Jul 9, 20252.302.302.302.302.300.44%105
Jul 8, 20252.262.292.252.292.29-0.26%710
Jul 7, 20252.352.352.302.302.30-2.30%655
Jul 3, 20252.162.352.162.352.358.80%509
Jul 2, 20252.162.162.162.162.162.86%558
Jul 1, 20252.102.102.102.102.10-11
Jun 30, 20252.062.102.062.102.10-8.70%528
Jun 27, 20252.302.302.302.302.30-300
Jun 26, 20252.252.302.252.302.30-782
Jun 25, 20252.302.302.302.302.30-2
Jun 24, 20252.302.302.302.302.304.07%590
Jun 23, 20252.162.212.162.212.211.38%2,343
Jun 20, 20252.162.202.162.182.18-1.36%4,131
Jun 18, 20252.212.212.212.212.21-42
Jun 17, 20252.092.212.052.212.215.74%6,602
Jun 16, 20252.092.092.092.092.09-72
Jun 13, 20252.092.092.092.092.091.95%596
Jun 12, 20252.052.052.052.052.052.50%289