| 1 | VLTO | Veralto Corporation | 21.13B | 1.55% | 1,995,464 | 5.59B |
| 2 | ZWS | Zurn Elkay Water Solutions Corporation | 7.90B | -0.17% | 569,353 | 1.74B |
| 3 | CECO | CECO Environmental Corp. | 2.80B | -3.80% | 1,000,477 | 803.60M |
| 4 | PCT | PureCycle Technologies, Inc. | 2.26B | -10.29% | 5,588,218 | 10.90M |
| 5 | ADUR | Aduro Clean Technologies Inc. | 472.81M | -11.93% | 928,886 | 177.37K |
| 6 | ERII | Energy Recovery, Inc. | 412.88M | -3.38% | 584,553 | 136.63M |
| 7 | ZONE | CleanCore Solutions, Inc. | 133.61M | -11.91% | 2,054,539 | 3.41M |
| 8 | ARQ | Arq, Inc. | 111.61M | -2.26% | 273,838 | 122.14M |
| 9 | BCHT | Birchtech Corp. | 50.51M | -9.86% | 106,679 | 18.65M |
| 10 | FTEK | Fuel Tech, Inc. | 42.38M | -6.85% | 121,530 | 26.38M |
| 11 | SCWO | 374Water Inc. | 42.21M | -5.84% | 63,211 | 223.09K |
| 12 | LIQT | LiqTech International, Inc. | 26.35M | -27.27% | 1,578,354 | 16.03M |
| 13 | TOMZ | TOMI Environmental Solutions, Inc. | 22.57M | -3.70% | 473,207 | 5.71M |
| 14 | CLIR | ClearSign Technologies Corporation | 21.33M | -7.94% | 9,512 | 5.02M |
| 15 | RAIN | Rain Enhancement Technologies Holdco, Inc. | 18.02M | 0.46% | 10,343 | 10.50K |
| 16 | CLWT | Euro Tech Holdings Company Limited | 9.12M | 6.03% | 12,425 | 13.27M |
| 17 | DEVS | DevvStream Corp. | 7.68M | 26.94% | 71,759,876 | 33.94K |
