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
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Mar 20, 2026 | 9.79 | 9.86 | 9.59 | 9.65 | - | -0.82% | 92,553 |
| Mar 19, 2026 | 9.76 | 9.91 | 9.65 | 9.73 | 9.73 | -1.82% | 693,271 |
| Mar 18, 2026 | 10.10 | 10.26 | 9.89 | 9.91 | 9.91 | -2.75% | 697,313 |
| Mar 17, 2026 | 10.32 | 10.39 | 10.10 | 10.19 | 10.19 | -0.68% | 599,153 |
| Mar 16, 2026 | 10.24 | 10.37 | 10.12 | 10.26 | 10.26 | 2.09% | 604,896 |
| Mar 13, 2026 | 10.28 | 10.46 | 9.89 | 10.05 | 10.05 | -1.86% | 759,742 |
| Mar 12, 2026 | 10.53 | 10.64 | 10.13 | 10.24 | 10.24 | -5.01% | 830,726 |
| Mar 11, 2026 | 10.82 | 10.89 | 10.60 | 10.78 | 10.78 | -0.83% | 655,791 |
| Mar 10, 2026 | 11.12 | 11.22 | 10.77 | 10.87 | 10.87 | -2.25% | 1,010,489 |
| Mar 9, 2026 | 10.87 | 11.61 | 10.35 | 11.12 | 11.12 | 4.81% | 1,759,483 |
| Mar 6, 2026 | 10.67 | 10.81 | 10.38 | 10.61 | 10.61 | -1.12% | 905,070 |
| Mar 5, 2026 | 10.60 | 10.78 | 10.54 | 10.73 | 10.73 | 0.09% | 860,632 |
| Mar 4, 2026 | 10.40 | 10.81 | 10.21 | 10.72 | 10.72 | 4.89% | 861,613 |
| Mar 3, 2026 | 10.01 | 10.24 | 9.59 | 10.22 | 10.22 | -0.39% | 1,700,718 |
| Mar 2, 2026 | 10.29 | 10.36 | 9.85 | 10.26 | 10.26 | -1.63% | 939,565 |
| Feb 27, 2026 | 10.46 | 10.79 | 10.03 | 10.43 | 10.43 | - | 1,196,424 |
| Feb 26, 2026 | 11.45 | 11.97 | 10.22 | 10.43 | 10.43 | -35.30% | 4,514,909 |
| Feb 25, 2026 | 16.18 | 16.18 | 15.77 | 16.12 | 16.12 | 0.31% | 409,905 |
| Feb 24, 2026 | 16.11 | 16.16 | 15.80 | 16.07 | 16.07 | 0.06% | 299,891 |
| Feb 23, 2026 | 16.13 | 16.27 | 15.71 | 16.06 | 16.06 | -1.11% | 369,146 |
| Feb 20, 2026 | 16.03 | 16.30 | 15.89 | 16.24 | 16.24 | 1.18% | 272,189 |
| Feb 19, 2026 | 15.76 | 16.12 | 15.74 | 16.05 | 16.05 | 1.90% | 279,699 |
| Feb 18, 2026 | 15.88 | 16.00 | 15.66 | 15.75 | 15.75 | -0.88% | 291,419 |
| Feb 17, 2026 | 15.56 | 16.10 | 15.44 | 15.89 | 15.89 | 1.86% | 332,429 |
| Feb 13, 2026 | 15.43 | 15.81 | 15.42 | 15.60 | 15.60 | 1.50% | 309,264 |
| Feb 12, 2026 | 15.63 | 15.89 | 15.31 | 15.37 | 15.37 | -0.45% | 234,838 |
| Feb 11, 2026 | 15.71 | 15.90 | 15.31 | 15.44 | 15.44 | -0.96% | 246,759 |
| Feb 10, 2026 | 15.75 | 15.83 | 15.52 | 15.59 | 15.59 | -1.39% | 286,050 |
| Feb 9, 2026 | 15.51 | 15.90 | 15.29 | 15.81 | 15.81 | 2.20% | 273,755 |
| Feb 6, 2026 | 15.14 | 15.58 | 15.14 | 15.47 | 15.47 | 2.38% | 304,415 |
| Feb 5, 2026 | 14.91 | 15.28 | 14.87 | 15.11 | 15.11 | 0.87% | 232,645 |
| Feb 4, 2026 | 15.00 | 15.07 | 14.79 | 14.98 | 14.98 | 1.15% | 211,571 |
| Feb 3, 2026 | 14.98 | 15.20 | 14.54 | 14.81 | 14.81 | -0.94% | 377,205 |
| Feb 2, 2026 | 14.46 | 15.02 | 14.26 | 14.95 | 14.95 | 2.47% | 343,054 |
| Jan 30, 2026 | 14.60 | 14.73 | 14.37 | 14.59 | 14.59 | -1.29% | 399,234 |
| Jan 29, 2026 | 14.68 | 14.90 | 14.53 | 14.78 | 14.78 | 0.89% | 296,453 |
| Jan 28, 2026 | 14.55 | 14.96 | 14.24 | 14.65 | 14.65 | 1.17% | 455,093 |
| Jan 27, 2026 | 14.39 | 14.57 | 14.33 | 14.48 | 14.48 | 1.05% | 283,494 |
| Jan 26, 2026 | 14.30 | 14.48 | 14.27 | 14.33 | 14.33 | 0.21% | 226,901 |
| Jan 23, 2026 | 14.58 | 14.62 | 14.28 | 14.30 | 14.30 | -2.26% | 293,170 |
| Jan 22, 2026 | 14.51 | 14.72 | 14.49 | 14.63 | 14.63 | 1.49% | 286,335 |
| Jan 21, 2026 | 14.14 | 14.48 | 14.04 | 14.42 | 14.42 | 3.11% | 311,131 |
| Jan 20, 2026 | 14.09 | 14.18 | 13.90 | 13.98 | 13.98 | -2.24% | 308,856 |
| Jan 16, 2026 | 14.28 | 14.37 | 14.17 | 14.30 | 14.30 | - | 366,455 |
| Jan 15, 2026 | 14.34 | 14.50 | 14.22 | 14.30 | 14.30 | 0.56% | 340,923 |
| Jan 14, 2026 | 14.35 | 14.37 | 14.04 | 14.22 | 14.22 | -1.11% | 392,925 |
| Jan 13, 2026 | 14.32 | 14.40 | 14.16 | 14.38 | 14.38 | 0.70% | 283,423 |
| Jan 12, 2026 | 14.16 | 14.47 | 14.10 | 14.28 | 14.28 | 0.85% | 234,954 |
| Jan 9, 2026 | 14.49 | 14.55 | 14.12 | 14.16 | 14.16 | -1.94% | 299,482 |
| Jan 8, 2026 | 14.00 | 14.47 | 13.98 | 14.44 | 14.44 | 2.70% | 215,846 |