| | 374Water Inc | Pollution & Treatment Controls | Industrials | -6.87 | 9.43 | -10.41 | -37.16 | -78.87 | -79.30 | -89.47 | -89.36 |
| | LiqTech International Inc | Pollution & Treatment Controls | Industrials | 1.01 | -7.14 | -7.14 | -16.95 | -12.86 | -44.22 | -52.08 | -87.11 |
| | China Natural Resources Inc | Pollution & Treatment Controls | Industrials | -0.74 | -0.58 | 1.99 | -6.11 | -17.42 | -42.45 | -82.43 | -84.96 |
| | DevvStream Corp | Pollution & Treatment Controls | Industrials | 6.01 | 13.25 | 4.24 | -62.21 | -79.36 | -79.36 | -79.36 | -79.36 |
| | CleanCore Solutions Inc Cl B | Pollution & Treatment Controls | Industrials | -5.01 | -3.63 | 27.88 | 30.37 | -0.75 | -57.24 | -62.00 | -62.00 |
| | ClearSign Technologies Corp | Pollution & Treatment Controls | Industrials | -4.22 | -3.32 | -25.33 | -52.70 | -35.13 | -29.07 | -44.35 | -57.32 |
| | PureCycle Technologies Inc Wt | Pollution & Treatment Controls | Industrials | -5.71 | -19.12 | -9.59 | -57.42 | -73.60 | -2.22 | -52.00 | -53.36 |
| | Rain Enhancement Technologies Holdco Inc Wt | Pollution & Treatment Controls | Industrials | 23.25 | 74.92 | 79.55 | 88.93 | -40.03 | -40.03 | -40.03 | -40.03 |
| | Fuel Tech Inc | Pollution & Treatment Controls | Industrials | 0.94 | 0.00 | -3.48 | -1.15 | -4.90 | -21.77 | -20.49 | -27.61 |
| | PureCycle Technologies Inc Un | Pollution & Treatment Controls | Industrials | -9.56 | 1.50 | 9.08 | -33.98 | -50.67 | -7.50 | -1.33 | -16.85 |
| | Energy Recovery Inc | Pollution & Treatment Controls | Industrials | 0.84 | 2.64 | -1.70 | 10.18 | -15.92 | 6.35 | -29.50 | -16.77 |
| | Euro Tech Holdings Co Ltd | Pollution & Treatment Controls | Industrials | 4.23 | -0.86 | -3.39 | -14.29 | -24.00 | -26.34 | -31.42 | -15.97 |
| | PureCycle Technologies Inc | Pollution & Treatment Controls | Industrials | -0.75 | -2.77 | -2.49 | -25.59 | -48.25 | 42.61 | 7.59 | -13.28 |
| | TOMI Environmental Solutions Inc | Pollution & Treatment Controls | Industrials | 2.07 | 2.70 | -1.23 | -16.67 | -5.88 | 36.33 | 16.08 | 5.26 |
| | Veralto Corp | Pollution & Treatment Controls | Industrials | -1.76 | 2.69 | -3.49 | -6.77 | -7.06 | 0.22 | 11.35 | 11.35 |
| | Arq Inc | Pollution & Treatment Controls | Industrials | 0.53 | 3.53 | -7.75 | -38.65 | -34.20 | -51.34 | 15.11 | 15.11 |
| | Zurn Elkay Water Solutions Corp | Pollution & Treatment Controls | Industrials | 1.38 | 2.08 | 3.83 | -11.81 | -6.48 | 11.21 | 62.85 | 15.37 |
| | Rain Enhancement Technologies Holdco Inc Cl A | Pollution & Treatment Controls | Industrials | 5.88 | 61.94 | 130.70 | 27.17 | -35.89 | -35.89 | -36.24 | 16.13 |
| | Aduro Clean Technologies Inc | Pollution & Treatment Controls | Industrials | -4.44 | 17.90 | -0.77 | -12.37 | 21.65 | 21.65 | 21.65 | 21.65 |
| | Atmus Filtration Technologies Inc | Pollution & Treatment Controls | Industrials | 1.70 | 2.59 | -5.24 | -13.46 | -9.47 | 17.37 | 63.55 | 63.55 |
| | Ceco Environmental Corp | Pollution & Treatment Controls | Industrials | 2.61 | 25.82 | 5.72 | -13.62 | 4.01 | 10.95 | 107.39 | 116.59 |
| | Federal Signal Corp | Pollution & Treatment Controls | Industrials | 3.45 | 9.80 | 12.28 | -12.84 | 3.26 | 5.47 | 64.51 | 149.73 |
