| 1 | VLTO | Veralto Corporation | 26.59B | 0.64% | 1,134,472 | 5.36B |
| 2 | ZWS | Zurn Elkay Water Solutions Corporation | 7.85B | -0.15% | 780,481 | 1.61B |
| 3 | FSS | Federal Signal Corporation | 7.20B | 0.59% | 381,161 | 1.97B |
| 4 | PCT | PureCycle Technologies, Inc. | 2.45B | 1.57% | 2,167,590 | 3.23M |
| 5 | CECO | CECO Environmental Corp. | 1.78B | -2.35% | 419,773 | 656.17M |
| 6 | ERII | Energy Recovery, Inc. | 838.94M | -0.63% | 466,245 | 141.78M |
| 7 | ADUR | Aduro Clean Technologies Inc. | 467.74M | 10.15% | 442,641 | 168.08K |
| 8 | ARQ | Arq, Inc. | 298.84M | -0.99% | 201,994 | 117.65M |
| 9 | FTEK | Fuel Tech, Inc. | 92.60M | 2.41% | 368,033 | 25.07M |
| 10 | SCWO | 374Water Inc. | 46.82M | 3.33% | 406,043 | 1.23M |
| 11 | CLIR | ClearSign Technologies Corporation | 44.99M | 1.74% | 189,133 | 2.98M |
| 12 | RAIN | Rain Enhancement Technologies Holdco, Inc. | 36.64M | -3.98% | 7,034 | - |
| 13 | ZONE | CleanCore Solutions, Inc. | 33.88M | -0.47% | 1,032,453 | 2.07M |
| 14 | LIQT | LiqTech International, Inc. | 27.30M | 4.48% | 3,953 | 15.46M |
| 15 | TOMZ | TOMI Environmental Solutions, Inc. | 20.48M | 0.99% | 47,533 | 6.22M |
| 16 | CLWT | Euro Tech Holdings Company Limited | 10.74M | - | 362 | 15.38M |
| 17 | DEVS | DevvStream Corp. | 8.39M | -4.82% | 91,554 | 10.16K |
| 18 | CHNR | China Natural Resources, Inc. | 6.08M | -2.76% | 20,421 | - |
