| 1 | VLTO | Veralto Corporation | 25.17B | -0.14% | 834,586 | 5.45B |
| 2 | ZWS | Zurn Elkay Water Solutions Corporation | 7.92B | -0.94% | 682,630 | 1.66B |
| 3 | FSS | Federal Signal Corporation | 6.66B | -1.79% | 266,772 | 2.06B |
| 4 | CECO | CECO Environmental Corp. | 2.14B | -1.49% | 131,573 | 718.25M |
| 5 | PCT | PureCycle Technologies, Inc. | 1.55B | -2.27% | 3,047,964 | 5.66M |
| 6 | ERII | Energy Recovery, Inc. | 714.06M | -2.32% | 609,176 | 135.19M |
| 7 | ADUR | Aduro Clean Technologies Inc. | 328.94M | 2.08% | 384,234 | 160.66K |
| 8 | ARQ | Arq, Inc. | 137.90M | -2.12% | 436,548 | 117.95M |
| 9 | RAIN | Rain Enhancement Technologies Holdco, Inc. | 61.68M | 2.39% | 62,926 | - |
| 10 | ZONE | CleanCore Solutions, Inc. | 51.94M | 10.40% | 4,221,744 | 2.61M |
| 11 | FTEK | Fuel Tech, Inc. | 47.85M | 0.65% | 364,892 | 24.71M |
| 12 | SCWO | 374Water Inc. | 35.54M | 19.66% | 1,259,146 | 1.91M |
| 13 | CLIR | ClearSign Technologies Corporation | 29.62M | -2.07% | 81,626 | 2.15M |
| 14 | TOMZ | TOMI Environmental Solutions, Inc. | 14.88M | -3.21% | 34,928 | 5.69M |
| 15 | LIQT | LiqTech International, Inc. | 13.96M | -1.36% | 48,136 | 16.79M |
| 16 | CLWT | Euro Tech Holdings Company Limited | 9.28M | - | 4,781 | 14.01M |
| 17 | DEVS | DevvStream Corp. | 6.61M | 20.80% | 441,639 | 26.89K |
