| 1 | VLTO | Veralto Corporation | 22.34B | -0.68% | 1,213,067 | 5.19B |
| 2 | ZWS | Zurn Elkay Water Solutions Corporation | 4.97B | -0.07% | 852,845 | 1.57B |
| 3 | FSS | Federal Signal Corporation | 4.62B | -0.81% | 273,703 | 1.86B |
| 4 | ATMU | Atmus Filtration Technologies Inc. | 2.78B | -0.44% | 579,104 | 1.67B |
| 5 | PCT | PureCycle Technologies, Inc. | 1.14B | -1.55% | 1,407,469 | - |
| 6 | ERII | Energy Recovery, Inc. | 828.73M | 1.34% | 377,736 | 144.95M |
| 7 | CECO | CECO Environmental Corp. | 716.25M | -0.44% | 176,202 | 557.93M |
| 8 | ARQ | Arq, Inc. | 159.23M | 6.16% | 237,845 | 108.96M |
| 9 | ADUR | Aduro Clean Technologies Inc. | 130.25M | 7.20% | 32,950 | 179.33K |
| 10 | SCWO | 374Water Inc. | 39.47M | -0.98% | 217,721 | 445.45K |
| 11 | CLIR | ClearSign Technologies Corporation | 30.93M | 5.32% | 31,981 | 3.60M |
| 12 | FTEK | Fuel Tech, Inc. | 30.01M | -0.76% | 13,856 | 25.13M |
| 13 | RAIN | Rain Enhancement Technologies Holdco, Inc. | 19.66M | -2.55% | 28,621 | - |
| 14 | DXST | Decent Holding Inc. | 18.85M | -0.85% | 22,410 | 11.54M |
| 15 | TOMZ | TOMI Environmental Solutions, Inc. | 15.51M | -5.36% | 28,821 | 8.20M |
| 16 | LIQT | LiqTech International, Inc. | 14.51M | -0.01% | 3,951 | 14.60M |
| 17 | CLWT | Euro Tech Holdings Company Limited | 9.03M | -2.39% | 4,234 | 17.24M |
| 18 | ZONE | CleanCore Solutions, Inc. | 9.00M | -0.46% | 5,257 | 1.64M |
| 19 | DEVS | DevvStream Corp. | 6.15M | -1.06% | 157,301 | - |
| 20 | CHNR | China Natural Resources, Inc. | 4.84M | -5.37% | - | - |