| | CleanCore Solutions Inc Cl B | Pollution & Treatment Controls | Industrials | 2.77 | 3.04 | 20.24 | 10.66 | -90.47 | -66.47 | -90.04 | -90.04 |
| | PureCycle Technologies Inc Wt | Pollution & Treatment Controls | Industrials | -10.02 | 79.96 | -40.80 | -67.86 | -88.31 | -83.34 | -76.07 | -82.00 |
| | DevvStream Corp | Pollution & Treatment Controls | Industrials | 0.98 | -14.66 | -17.31 | -64.49 | -65.04 | -79.00 | -92.51 | -92.51 |
| | Fuel Tech Inc | Pollution & Treatment Controls | Industrials | -10.14 | -12.68 | -6.77 | -31.11 | -57.09 | 27.85 | 6.90 | -13.89 |
| | PureCycle Technologies Inc | Pollution & Treatment Controls | Industrials | 2.73 | -30.10 | -38.37 | -35.75 | -52.89 | -32.02 | 2.65 | 11.51 |
| | Arq Inc | Pollution & Treatment Controls | Industrials | 0.57 | -1.96 | -6.67 | -8.26 | -51.39 | -25.37 | -1.13 | 5.74 |
| | Rain Enhancement Technologies Holdco Inc Cl A | Pollution & Treatment Controls | Industrials | 6.44 | 8.91 | 27.73 | -51.05 | -38.24 | 31.00 | -61.51 | -68.78 |
| | 374Water Inc | Pollution & Treatment Controls | Industrials | -0.74 | -0.74 | -8.25 | -3.92 | -26.67 | -18.12 | -79.92 | -91.52 |
| | TOMI Environmental Solutions Inc | Pollution & Treatment Controls | Industrials | 5.37 | -5.55 | -12.73 | -19.36 | -25.60 | -22.29 | -10.81 | 0.12 |
| | Energy Recovery Inc | Pollution & Treatment Controls | Industrials | 4.89 | -33.50 | -28.44 | -27.22 | -25.09 | -29.57 | -31.68 | -55.13 |
| | LiqTech International Inc | Pollution & Treatment Controls | Industrials | -2.16 | -13.89 | -5.38 | -21.00 | -24.20 | 6.56 | -47.85 | -58.28 |
| | Veralto Corp | Pollution & Treatment Controls | Industrials | -0.98 | 0.35 | 3.60 | -7.86 | -10.97 | -3.81 | 8.82 | 12.29 |
| | ClearSign Technologies Corp | Pollution & Treatment Controls | Industrials | -1.66 | -6.83 | -8.01 | -28.51 | -7.07 | -37.93 | -56.80 | -35.14 |
| | Federal Signal Corp | Pollution & Treatment Controls | Industrials | -1.18 | -2.19 | 5.24 | 5.30 | -6.41 | 46.74 | 47.53 | 115.32 |
| | Euro Tech Holdings Co Ltd | Pollution & Treatment Controls | Industrials | 3.82 | 14.29 | 6.88 | 25.93 | 0.74 | -2.16 | 2.41 | 3.15 |
| | Aduro Clean Technologies Inc | Pollution & Treatment Controls | Industrials | 8.41 | -3.20 | -2.69 | -20.89 | 1.63 | 124.65 | 163.76 | 163.76 |
| | Zurn Elkay Water Solutions Corp | Pollution & Treatment Controls | Industrials | 0.10 | -0.59 | -2.57 | 7.50 | 10.04 | 50.16 | 60.35 | 131.27 |
| | Rain Enhancement Technologies Holdco Inc Wt | Pollution & Treatment Controls | Industrials | 0.00 | 0.00 | 11.05 | -29.68 | 11.11 | 185.31 | -42.86 | -42.86 |
| | Ceco Environmental Corp | Pollution & Treatment Controls | Industrials | 2.47 | -14.35 | -19.38 | -0.48 | 13.82 | 128.25 | 142.30 | 281.25 |
