| 1 | VLTO | Veralto Corporation | 24.28B | -0.28% | 1,652,740 | 5.45B |
| 2 | ZWS | Zurn Elkay Water Solutions Corporation | 7.55B | 0.56% | 749,514 | 1.66B |
| 3 | FSS | Federal Signal Corporation | 6.49B | -0.30% | 338,848 | 2.06B |
| 4 | CECO | CECO Environmental Corp. | 1.73B | 2.40% | 489,669 | 718.25M |
| 5 | PCT | PureCycle Technologies, Inc. | 1.55B | 0.94% | 4,526,906 | 5.66M |
| 6 | ERII | Energy Recovery, Inc. | 764.39M | -0.48% | 535,868 | 135.19M |
| 7 | ADUR | Aduro Clean Technologies Inc. | 317.42M | -1.05% | 236,827 | 160.66K |
| 8 | ARQ | Arq, Inc. | 149.86M | - | 672,050 | 117.95M |
| 9 | ZONE | CleanCore Solutions, Inc. | 62.94M | -6.54% | 17,817,832 | 2.61M |
| 10 | FTEK | Fuel Tech, Inc. | 54.07M | -2.79% | 174,292 | 24.71M |
| 11 | SCWO | 374Water Inc. | 45.51M | 5.20% | 1,757,540 | 1.91M |
| 12 | CLIR | ClearSign Technologies Corporation | 43.38M | -0.70% | 32,611 | 2.15M |
| 13 | RAIN | Rain Enhancement Technologies Holdco, Inc. | 33.84M | -17.56% | 77,711 | - |
| 14 | LIQT | LiqTech International, Inc. | 17.50M | -4.71% | 30,725 | 16.79M |
| 15 | TOMZ | TOMI Environmental Solutions, Inc. | 15.19M | 0.91% | 16,174 | 5.69M |
| 16 | CLWT | Euro Tech Holdings Company Limited | 8.57M | -4.66% | 441 | 15.38M |
| 17 | DEVS | DevvStream Corp. | 5.72M | -13.37% | 60,748 | 25.79K |
