| 1 | VLTO | Veralto Corporation | 24.11B | 0.36% | 535,657 | 5.70B |
| 2 | ZWS | Zurn Elkay Water Solutions Corporation | 7.91B | -0.77% | 135,054 | 1.79B |
| 3 | CECO | CECO Environmental Corp. | 4.12B | 0.93% | 148,740 | 903.17M |
| 4 | PCT | PureCycle Technologies, Inc. | 1.31B | 0.15% | 1,206,904 | 13.76M |
| 5 | ADUR | Aduro Clean Technologies Inc. | 502.30M | -2.96% | 381,527 | 177.37K |
| 6 | ERII | Energy Recovery, Inc. | 397.13M | 0.13% | 260,925 | 120.57M |
| 7 | ARQ | Arq, Inc. | 93.67M | -0.69% | 69,244 | 123.44M |
| 8 | ZONE | CleanCore Solutions, Inc. | 73.66M | -3.04% | 2,653,259 | 3.41M |
| 9 | SCWO | 374Water Inc. | 47.48M | -3.94% | 18,353 | 1.89M |
| 10 | FTEK | Fuel Tech, Inc. | 45.26M | -2.03% | 46,422 | 27.30M |
| 11 | BCHT | Birchtech Corp. | 31.57M | 0.84% | 18,146 | 19.18M |
| 12 | CLIR | ClearSign Technologies Corporation | 29.20M | -3.92% | 4,475 | 5.45M |
| 13 | LIQT | LiqTech International, Inc. | 18.87M | 0.47% | 4,631 | 15.43M |
| 14 | TOMZ | TOMI Environmental Solutions, Inc. | 13.76M | -0.59% | 3,197 | 6.93M |
| 15 | CLWT | Euro Tech Holdings Company Limited | 12.45M | 4.67% | 11,395 | 13.27M |
| 16 | RAIN | Rain Enhancement Technologies Holdco, Inc. | 10.53M | -8.63% | 30,300 | 10.50K |
