| 1 | VLTO | Veralto Corporation | 24.10B | -0.53% | 140,216 | 5.70B |
| 2 | ZWS | Zurn Elkay Water Solutions Corporation | 8.05B | -0.64% | 117,747 | 1.79B |
| 3 | CECO | CECO Environmental Corp. | 4.22B | 1.11% | 85,314 | 903.17M |
| 4 | PCT | PureCycle Technologies, Inc. | 1.30B | -1.82% | 1,052,312 | 13.76M |
| 5 | ADUR | Aduro Clean Technologies Inc. | 539.14M | 3.67% | 74,769 | 177.37K |
| 6 | ERII | Energy Recovery, Inc. | 400.19M | 0.51% | 104,048 | 120.57M |
| 7 | ARQ | Arq, Inc. | 96.51M | - | 42,987 | 123.44M |
| 8 | ZONE | CleanCore Solutions, Inc. | 75.67M | -0.86% | 747,542 | 3.41M |
| 9 | FTEK | Fuel Tech, Inc. | 42.92M | -0.36% | 48,826 | 27.30M |
| 10 | SCWO | 374Water Inc. | 42.88M | 2.98% | 6,121 | 1.89M |
| 11 | BCHT | Birchtech Corp. | 34.20M | 1.56% | 469 | 19.18M |
| 12 | CLIR | ClearSign Technologies Corporation | 32.78M | -0.51% | 5,510 | 5.45M |
| 13 | LIQT | LiqTech International, Inc. | 19.55M | -1.08% | 13,061 | 15.43M |
| 14 | TOMZ | TOMI Environmental Solutions, Inc. | 14.17M | - | 1,480 | 6.93M |
| 15 | CLWT | Euro Tech Holdings Company Limited | 11.95M | -0.44% | 997 | 13.27M |
| 16 | RAIN | Rain Enhancement Technologies Holdco, Inc. | 11.68M | 7.60% | 55,573 | 10.50K |
