| 1 | VLTO | Veralto Corporation | 23.57B | -1.33% | 1,086,185 | 5.70B |
| 2 | ZWS | Zurn Elkay Water Solutions Corporation | 8.46B | -1.54% | 677,640 | 1.79B |
| 3 | CECO | CECO Environmental Corp. | 4.44B | 2.51% | 1,588,641 | 903.17M |
| 4 | PCT | PureCycle Technologies, Inc. | 1.44B | -6.27% | 4,120,770 | 13.76M |
| 5 | ADUR | Aduro Clean Technologies Inc. | 541.07M | -2.33% | 251,719 | 177.37K |
| 6 | ERII | Energy Recovery, Inc. | 397.13M | 0.78% | 714,916 | 120.57M |
| 7 | ARQ | Arq, Inc. | 98.73M | 1.32% | 138,848 | 123.44M |
| 8 | FTEK | Fuel Tech, Inc. | 45.89M | 5.00% | 178,441 | 27.30M |
| 9 | SCWO | 374Water Inc. | 40.59M | - | 55,776 | 223.09K |
| 10 | BCHT | Birchtech Corp. | 38.93M | 8.03% | 180,431 | 18.65M |
| 11 | ZONE | CleanCore Solutions, Inc. | 32.18M | -8.11% | 38,929,136 | 3.41M |
| 12 | CLIR | ClearSign Technologies Corporation | 28.14M | -0.86% | 2,695 | 5.02M |
| 13 | LIQT | LiqTech International, Inc. | 18.18M | -13.29% | 267,971 | 15.43M |
| 14 | TOMZ | TOMI Environmental Solutions, Inc. | 13.06M | -2.89% | 41,812 | 5.71M |
| 15 | CLWT | Euro Tech Holdings Company Limited | 12.16M | -1.14% | 44,900 | 13.27M |
| 16 | RAIN | Rain Enhancement Technologies Holdco, Inc. | 8.76M | -3.60% | 358,331 | 10.50K |
