| 1 | VLTO | Veralto Corporation | 25.99B | 1.09% | 1,288,337 | 5.14B |
| 2 | ZWS | Zurn Elkay Water Solutions Corporation | 6.59B | -0.28% | 560,844 | 1.55B |
| 3 | FSS | Federal Signal Corporation | 5.60B | 0.34% | 451,560 | 1.84B |
| 4 | ATMU | Atmus Filtration Technologies Inc. | 3.57B | -0.09% | 429,262 | 1.66B |
| 5 | PCT | PureCycle Technologies, Inc. | 2.08B | 2.74% | 2,210,907 | - |
| 6 | CECO | CECO Environmental Corp. | 1.05B | 0.94% | 547,270 | 553.08M |
| 7 | ERII | Energy Recovery, Inc. | 897.36M | 0.98% | 687,612 | 135.06M |
| 8 | ARQ | Arq, Inc. | 316.08M | -5.05% | 258,564 | 110.02M |
| 9 | ADUR | Aduro Clean Technologies Inc. | 153.58M | -9.51% | 150,524 | 247.49K |
| 10 | SCWO | 374Water Inc. | 144.38M | 0.50% | 424,447 | 313.93K |
| 11 | CLIR | ClearSign Technologies Corporation | 48.82M | 8.65% | 204,684 | 4.28M |
| 12 | FTEK | Fuel Tech, Inc. | 32.24M | -1.87% | 555,512 | 26.20M |
| 13 | LIQT | LiqTech International, Inc. | 15.40M | -5.24% | 87,784 | 15.13M |
| 14 | TOMZ | TOMI Environmental Solutions, Inc. | 15.01M | -1.33% | 9,615 | 8.20M |
| 15 | ZONE | CleanCore Solutions, Inc. | 11.28M | -2.84% | 102,716 | 1.64M |
| 16 | CLWT | Euro Tech Holdings Company Limited | 11.19M | - | 3,082 | 17.94M |
| 17 | CHNR | China Natural Resources, Inc. | 6.54M | 5.29% | 16,740 | - |