Energy Recovery, Inc. (ERII)
NASDAQ: ERII · Real-Time Price · USD
9.50
-0.23 (-2.36%)
Mar 20, 2026, 3:15 PM EDT - Market open

Energy Recovery Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Mar 20, 20269.799.869.599.65--0.82%92,553
Mar 19, 20269.769.919.659.739.73-1.82%693,271
Mar 18, 202610.1010.269.899.919.91-2.75%697,313
Mar 17, 202610.3210.3910.1010.1910.19-0.68%599,153
Mar 16, 202610.2410.3710.1210.2610.262.09%604,896
Mar 13, 202610.2810.469.8910.0510.05-1.86%759,742
Mar 12, 202610.5310.6410.1310.2410.24-5.01%830,726
Mar 11, 202610.8210.8910.6010.7810.78-0.83%655,791
Mar 10, 202611.1211.2210.7710.8710.87-2.25%1,010,489
Mar 9, 202610.8711.6110.3511.1211.124.81%1,759,483
Mar 6, 202610.6710.8110.3810.6110.61-1.12%905,070
Mar 5, 202610.6010.7810.5410.7310.730.09%860,632
Mar 4, 202610.4010.8110.2110.7210.724.89%861,613
Mar 3, 202610.0110.249.5910.2210.22-0.39%1,700,718
Mar 2, 202610.2910.369.8510.2610.26-1.63%939,565
Feb 27, 202610.4610.7910.0310.4310.43-1,196,424
Feb 26, 202611.4511.9710.2210.4310.43-35.30%4,514,909
Feb 25, 202616.1816.1815.7716.1216.120.31%409,905
Feb 24, 202616.1116.1615.8016.0716.070.06%299,891
Feb 23, 202616.1316.2715.7116.0616.06-1.11%369,146
Feb 20, 202616.0316.3015.8916.2416.241.18%272,189
Feb 19, 202615.7616.1215.7416.0516.051.90%279,699
Feb 18, 202615.8816.0015.6615.7515.75-0.88%291,419
Feb 17, 202615.5616.1015.4415.8915.891.86%332,429
Feb 13, 202615.4315.8115.4215.6015.601.50%309,264
Feb 12, 202615.6315.8915.3115.3715.37-0.45%234,838
Feb 11, 202615.7115.9015.3115.4415.44-0.96%246,759
Feb 10, 202615.7515.8315.5215.5915.59-1.39%286,050
Feb 9, 202615.5115.9015.2915.8115.812.20%273,755
Feb 6, 202615.1415.5815.1415.4715.472.38%304,415
Feb 5, 202614.9115.2814.8715.1115.110.87%232,645
Feb 4, 202615.0015.0714.7914.9814.981.15%211,571
Feb 3, 202614.9815.2014.5414.8114.81-0.94%377,205
Feb 2, 202614.4615.0214.2614.9514.952.47%343,054
Jan 30, 202614.6014.7314.3714.5914.59-1.29%399,234
Jan 29, 202614.6814.9014.5314.7814.780.89%296,453
Jan 28, 202614.5514.9614.2414.6514.651.17%455,093
Jan 27, 202614.3914.5714.3314.4814.481.05%283,494
Jan 26, 202614.3014.4814.2714.3314.330.21%226,901
Jan 23, 202614.5814.6214.2814.3014.30-2.26%293,170
Jan 22, 202614.5114.7214.4914.6314.631.49%286,335
Jan 21, 202614.1414.4814.0414.4214.423.11%311,131
Jan 20, 202614.0914.1813.9013.9813.98-2.24%308,856
Jan 16, 202614.2814.3714.1714.3014.30-366,455
Jan 15, 202614.3414.5014.2214.3014.300.56%340,923
Jan 14, 202614.3514.3714.0414.2214.22-1.11%392,925
Jan 13, 202614.3214.4014.1614.3814.380.70%283,423
Jan 12, 202614.1614.4714.1014.2814.280.85%234,954
Jan 9, 202614.4914.5514.1214.1614.16-1.94%299,482
Jan 8, 202614.0014.4713.9814.4414.442.70%215,846