Ionics, Inc. (PSE:ION)
3.680
-0.020 (-0.54%)
At close: Sep 25, 2026
Ionics Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Sep 25, 2026 | 3.72 | 3.78 | 3.45 | 3.68 | 3.68 | -0.54% | 3,984,000 |
| Sep 24, 2026 | 4.12 | 4.35 | 3.57 | 3.70 | 3.70 | -10.19% | 11,646,000 |
| Sep 23, 2026 | 3.71 | 4.13 | 3.70 | 4.12 | 4.12 | 11.35% | 14,909,000 |
| Sep 22, 2026 | 3.42 | 3.70 | 3.42 | 3.70 | 3.70 | 10.12% | 8,577,000 |
| Sep 21, 2026 | 3.20 | 3.38 | 3.14 | 3.36 | 3.36 | 4.67% | 2,813,000 |
| Sep 18, 2026 | 3.18 | 3.22 | 3.14 | 3.21 | 3.21 | 0.94% | 1,409,000 |
| Sep 17, 2026 | 3.30 | 3.30 | 3.08 | 3.18 | 3.18 | -3.64% | 3,689,000 |
| Sep 16, 2026 | 3.20 | 3.45 | 3.18 | 3.30 | 3.30 | 2.48% | 7,115,000 |
| Sep 15, 2026 | 3.50 | 3.66 | 3.06 | 3.22 | 3.22 | -7.47% | 15,141,000 |
| Sep 14, 2026 | 3.19 | 3.50 | 3.19 | 3.48 | 3.48 | 9.09% | 7,506,000 |
| Sep 11, 2026 | 2.90 | 3.22 | 2.90 | 3.19 | 3.19 | 10.00% | 10,251,000 |
| Sep 10, 2026 | 2.90 | 2.93 | 2.87 | 2.90 | 2.90 | 1.75% | 1,701,000 |
| Sep 9, 2026 | 2.84 | 2.92 | 2.81 | 2.85 | 2.85 | 1.42% | 1,620,000 |
| Sep 8, 2026 | 2.86 | 2.95 | 2.78 | 2.81 | 2.81 | -1.06% | 4,435,000 |
| Sep 7, 2026 | 2.60 | 2.85 | 2.58 | 2.84 | 2.84 | 9.23% | 4,831,000 |
| Sep 4, 2026 | 2.68 | 2.78 | 2.57 | 2.60 | 2.60 | -1.89% | 4,952,000 |
| Sep 3, 2026 | 2.48 | 2.68 | 2.47 | 2.65 | 2.65 | 8.61% | 2,745,000 |
| Sep 2, 2026 | 2.45 | 2.48 | 2.35 | 2.44 | 2.44 | - | 1,228,000 |
| Sep 1, 2026 | 2.45 | 2.59 | 2.35 | 2.44 | 2.44 | 0.83% | 5,034,000 |
| Aug 28, 2026 | 2.13 | 2.48 | 2.13 | 2.42 | 2.42 | 13.62% | 11,182,000 |
| Aug 27, 2026 | 2.18 | 2.22 | 2.09 | 2.13 | 2.13 | -1.39% | 3,370,000 |
| Aug 26, 2026 | 2.10 | 2.21 | 2.07 | 2.16 | 2.16 | 1.41% | 5,364,000 |
| Aug 25, 2026 | 2.10 | 2.22 | 2.10 | 2.13 | 2.13 | 1.43% | 3,178,000 |
| Aug 24, 2026 | 2.10 | 2.16 | 2.02 | 2.10 | 2.10 | - | 3,880,000 |
| Aug 20, 2026 | 2.20 | 2.22 | 2.08 | 2.10 | 2.10 | -4.11% | 5,846,000 |
| Aug 19, 2026 | 2.05 | 2.26 | 1.98 | 2.19 | 2.19 | 6.83% | 8,423,000 |
| Aug 18, 2026 | 2.10 | 2.12 | 1.90 | 2.05 | 2.05 | -1.91% | 4,973,000 |
| Aug 17, 2026 | 1.96 | 2.15 | 1.96 | 2.09 | 2.09 | 8.29% | 16,384,000 |
| Aug 14, 2026 | 1.47 | 2.05 | 1.47 | 1.93 | 1.93 | 31.29% | 32,691,000 |
| Aug 13, 2026 | 1.50 | 1.50 | 1.45 | 1.47 | 1.47 | -1.34% | 2,200,000 |
| Aug 12, 2026 | 1.53 | 1.57 | 1.48 | 1.49 | 1.49 | -2.61% | 2,285,000 |
| Aug 11, 2026 | 1.48 | 1.54 | 1.47 | 1.53 | 1.53 | 4.08% | 2,259,000 |
| Aug 10, 2026 | 1.45 | 1.55 | 1.45 | 1.47 | 1.47 | 1.38% | 1,383,000 |
| Aug 7, 2026 | 1.52 | 1.53 | 1.40 | 1.45 | 1.45 | -3.33% | 2,667,000 |
| Aug 6, 2026 | 1.53 | 1.58 | 1.50 | 1.50 | 1.50 | -0.66% | 3,037,000 |
| Aug 5, 2026 | 1.36 | 1.55 | 1.36 | 1.51 | 1.51 | 11.03% | 8,556,000 |
| Aug 4, 2026 | 1.37 | 1.38 | 1.36 | 1.36 | 1.36 | -0.73% | 366,000 |
| Aug 3, 2026 | 1.38 | 1.38 | 1.35 | 1.37 | 1.37 | - | 355,000 |
| Jul 31, 2026 | 1.38 | 1.40 | 1.35 | 1.37 | 1.37 | - | 530,000 |
| Jul 30, 2026 | 1.37 | 1.37 | 1.34 | 1.37 | 1.37 | 0.74% | 444,000 |
| Jul 29, 2026 | 1.37 | 1.37 | 1.33 | 1.36 | 1.36 | - | 225,000 |
| Jul 28, 2026 | 1.35 | 1.37 | 1.32 | 1.36 | 1.36 | 0.74% | 506,000 |
| Jul 27, 2026 | 1.38 | 1.39 | 1.35 | 1.35 | 1.35 | 0.75% | 1,721,000 |
| Jul 24, 2026 | 1.40 | 1.40 | 1.34 | 1.34 | 1.34 | -4.29% | 2,067,000 |
| Jul 23, 2026 | 1.41 | 1.44 | 1.38 | 1.40 | 1.40 | -0.71% | 2,159,000 |
| Jul 22, 2026 | 1.37 | 1.41 | 1.34 | 1.41 | 1.41 | 5.22% | 2,139,000 |
| Jul 21, 2026 | 1.33 | 1.38 | 1.30 | 1.34 | 1.34 | 0.75% | 1,787,000 |
| Jul 20, 2026 | 1.36 | 1.36 | 1.28 | 1.33 | 1.33 | -2.21% | 1,709,000 |
| Jul 17, 2026 | 1.39 | 1.40 | 1.34 | 1.36 | 1.36 | -2.16% | 1,570,000 |
| Jul 16, 2026 | 1.40 | 1.40 | 1.39 | 1.39 | 1.39 | -1.42% | 893,000 |