| 1 | VLTO | Veralto Corporation | 20.26B | -4.27% | 967,963 | 5.59B |
| 2 | ZWS | Zurn Elkay Water Solutions Corporation | 7.83B | -2.84% | 349,946 | 1.74B |
| 3 | CECO | CECO Environmental Corp. | 3.39B | -1.03% | 878,572 | 803.60M |
| 4 | PCT | PureCycle Technologies, Inc. | 1.81B | -7.55% | 4,136,271 | 10.90M |
| 5 | ADUR | Aduro Clean Technologies Inc. | 567.09M | -8.77% | 899,087 | 177.37K |
| 6 | ERII | Energy Recovery, Inc. | 408.75M | -2.34% | 321,494 | 136.63M |
| 7 | ZONE | CleanCore Solutions, Inc. | 148.50M | 7.07% | 787,587 | 3.41M |
| 8 | ARQ | Arq, Inc. | 114.61M | -0.74% | 215,407 | 122.14M |
| 9 | BCHT | Birchtech Corp. | 53.66M | 7.94% | 105,957 | 18.65M |
| 10 | SCWO | 374Water Inc. | 42.04M | -3.98% | 40,307 | 223.09K |
| 11 | FTEK | Fuel Tech, Inc. | 40.83M | - | 62,706 | 26.38M |
| 12 | LIQT | LiqTech International, Inc. | 24.26M | 1.82% | 532,582 | 16.03M |
| 13 | CLIR | ClearSign Technologies Corporation | 22.27M | -1.08% | 16,931 | 5.02M |
| 14 | TOMZ | TOMI Environmental Solutions, Inc. | 17.90M | -8.89% | 283,799 | 5.71M |
| 15 | RAIN | Rain Enhancement Technologies Holdco, Inc. | 15.72M | -8.13% | 27,403 | 10.50K |
| 16 | CLWT | Euro Tech Holdings Company Limited | 10.67M | 12.50% | 22,078,861 | 13.27M |
| 17 | DEVS | DevvStream Corp. | 3.80M | -21.72% | 2,526,334 | 33.94K |
