Energy Recovery, Inc. (ERII)
NASDAQ: ERII · Real-Time Price · USD
17.17
-0.23 (-1.32%)
At close: Oct 29, 2025, 4:00 PM EDT
17.17
0.00 (0.00%)
After-hours: Oct 29, 2025, 4:10 PM EDT
Energy Recovery Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Oct 29, 2025 | 17.31 | 17.53 | 16.99 | 17.17 | 17.17 | -1.32% | 280,327 |
| Oct 28, 2025 | 17.53 | 17.64 | 17.24 | 17.40 | 17.40 | -1.08% | 321,321 |
| Oct 27, 2025 | 18.15 | 18.32 | 17.47 | 17.59 | 17.59 | -2.87% | 291,224 |
| Oct 24, 2025 | 17.95 | 18.31 | 17.79 | 18.11 | 18.11 | 1.34% | 309,176 |
| Oct 23, 2025 | 17.30 | 17.89 | 17.27 | 17.87 | 17.87 | 3.77% | 409,494 |
| Oct 22, 2025 | 17.11 | 17.26 | 16.91 | 17.22 | 17.22 | 0.35% | 392,767 |
| Oct 21, 2025 | 16.93 | 17.22 | 16.61 | 17.16 | 17.16 | 0.76% | 556,390 |
| Oct 20, 2025 | 16.91 | 17.09 | 16.77 | 17.03 | 17.03 | 1.61% | 466,950 |
| Oct 17, 2025 | 16.63 | 16.88 | 16.53 | 16.76 | 16.76 | -0.09% | 457,893 |
| Oct 16, 2025 | 16.45 | 16.83 | 16.36 | 16.78 | 16.78 | 2.66% | 564,906 |
| Oct 15, 2025 | 15.96 | 16.38 | 15.77 | 16.34 | 16.34 | 3.81% | 436,600 |
| Oct 14, 2025 | 15.35 | 15.85 | 15.35 | 15.74 | 15.74 | 1.16% | 271,162 |
| Oct 13, 2025 | 15.53 | 15.58 | 15.24 | 15.56 | 15.56 | 1.90% | 294,881 |
| Oct 10, 2025 | 15.32 | 15.43 | 15.18 | 15.27 | 15.27 | -0.33% | 364,337 |
| Oct 9, 2025 | 15.51 | 15.79 | 15.29 | 15.32 | 15.32 | -0.78% | 647,177 |
| Oct 8, 2025 | 15.57 | 15.69 | 15.35 | 15.44 | 15.44 | -0.83% | 464,583 |
| Oct 7, 2025 | 15.77 | 15.89 | 15.43 | 15.57 | 15.57 | -1.39% | 291,549 |
| Oct 6, 2025 | 15.82 | 15.86 | 15.62 | 15.79 | 15.79 | 0.13% | 292,003 |
| Oct 3, 2025 | 15.88 | 16.28 | 15.75 | 15.77 | 15.77 | -0.63% | 466,245 |
| Oct 2, 2025 | 15.92 | 15.94 | 15.68 | 15.87 | 15.87 | 0.19% | 347,851 |
| Oct 1, 2025 | 15.25 | 15.85 | 15.22 | 15.84 | 15.84 | 2.72% | 371,521 |
| Sep 30, 2025 | 15.31 | 15.45 | 15.23 | 15.42 | 15.42 | 0.46% | 324,955 |
| Sep 29, 2025 | 15.45 | 15.47 | 15.14 | 15.35 | 15.35 | 0.20% | 497,917 |
| Sep 26, 2025 | 15.33 | 15.45 | 15.07 | 15.32 | 15.32 | 0.52% | 479,154 |
| Sep 25, 2025 | 15.07 | 15.27 | 14.89 | 15.24 | 15.24 | -0.26% | 435,597 |
| Sep 24, 2025 | 15.01 | 15.33 | 15.00 | 15.28 | 15.28 | 1.46% | 388,050 |
| Sep 23, 2025 | 15.05 | 15.36 | 14.98 | 15.06 | 15.06 | 0.74% | 387,275 |
| Sep 22, 2025 | 14.70 | 15.05 | 14.51 | 14.95 | 14.95 | 1.77% | 395,986 |
| Sep 19, 2025 | 15.02 | 15.03 | 14.58 | 14.69 | 14.69 | -2.97% | 1,136,752 |
| Sep 18, 2025 | 14.70 | 15.23 | 14.53 | 15.14 | 15.14 | 3.70% | 500,266 |
| Sep 17, 2025 | 14.68 | 14.94 | 14.52 | 14.60 | 14.60 | -0.14% | 634,295 |
| Sep 16, 2025 | 14.69 | 14.85 | 14.51 | 14.62 | 14.62 | 0.48% | 665,370 |
| Sep 15, 2025 | 14.38 | 14.64 | 14.20 | 14.55 | 14.55 | 1.32% | 397,138 |
| Sep 12, 2025 | 14.51 | 14.51 | 14.28 | 14.36 | 14.36 | -1.17% | 258,762 |
| Sep 11, 2025 | 14.53 | 14.65 | 14.41 | 14.53 | 14.53 | -0.41% | 369,266 |
| Sep 10, 2025 | 14.32 | 14.59 | 14.20 | 14.59 | 14.59 | 1.46% | 360,613 |
| Sep 9, 2025 | 14.52 | 14.55 | 14.06 | 14.38 | 14.38 | -1.37% | 508,454 |
| Sep 8, 2025 | 14.45 | 14.66 | 14.31 | 14.58 | 14.58 | 1.11% | 437,531 |
| Sep 5, 2025 | 14.35 | 14.57 | 14.26 | 14.42 | 14.42 | 0.77% | 325,647 |
| Sep 4, 2025 | 14.14 | 14.37 | 13.92 | 14.31 | 14.31 | 1.49% | 487,543 |
| Sep 3, 2025 | 14.30 | 14.47 | 14.09 | 14.10 | 14.10 | -1.67% | 564,273 |
| Sep 2, 2025 | 14.08 | 14.39 | 14.06 | 14.34 | 14.34 | 0.91% | 438,923 |
| Aug 29, 2025 | 14.42 | 14.42 | 14.10 | 14.21 | 14.21 | -1.39% | 210,455 |
| Aug 28, 2025 | 14.57 | 14.57 | 14.34 | 14.41 | 14.41 | -1.10% | 295,668 |
| Aug 27, 2025 | 14.45 | 14.60 | 14.41 | 14.57 | 14.57 | 0.34% | 318,483 |
| Aug 26, 2025 | 14.54 | 14.76 | 14.49 | 14.52 | 14.52 | 0.21% | 305,619 |
| Aug 25, 2025 | 14.70 | 14.71 | 14.49 | 14.49 | 14.49 | -1.63% | 240,628 |
| Aug 22, 2025 | 14.33 | 14.82 | 14.19 | 14.73 | 14.73 | 3.81% | 328,929 |
| Aug 21, 2025 | 14.24 | 14.73 | 14.00 | 14.19 | 14.19 | -1.05% | 315,343 |
| Aug 20, 2025 | 14.38 | 14.44 | 14.20 | 14.34 | 14.34 | -0.55% | 410,683 |