| | DevvStream Corp | Pollution & Treatment Controls | Industrials | 4.11 | -4.99 | -30.60 | -60.13 | -77.43 | -74.92 | -94.70 | -94.70 |
| | Birchtech Corp | Pollution & Treatment Controls | Industrials | -3.63 | -9.27 | -20.85 | -48.33 | 171.14 | 273.49 | 161.97 | 161.97 |
| | Rain Enhancement Technologies Holdco Inc Cl A | Pollution & Treatment Controls | Industrials | 0.00 | 3.86 | 15.18 | -40.80 | -41.15 | 53.37 | -59.45 | -63.81 |
| | PureCycle Technologies Inc | Pollution & Treatment Controls | Industrials | 6.07 | -0.91 | -15.97 | -39.44 | -59.49 | -26.56 | -6.87 | -20.29 |
| | Fuel Tech Inc | Pollution & Treatment Controls | Industrials | -3.17 | -2.40 | -18.12 | -28.65 | -58.08 | 22.00 | -0.81 | -5.43 |
| | PureCycle Technologies Inc Un | Pollution & Treatment Controls | Industrials | 0.00 | 0.81 | -27.82 | -27.82 | -40.95 | -16.92 | -17.00 | -29.94 |
| | Rain Enhancement Technologies Holdco Inc Wt | Pollution & Treatment Controls | Industrials | 2.65 | -9.64 | 2.65 | -26.02 | 15.97 | 103.47 | -41.34 | -41.34 |
| | Arq Inc | Pollution & Treatment Controls | Industrials | 4.66 | -1.20 | -29.43 | -25.83 | -65.06 | -41.19 | -64.91 | -25.38 |
| | Energy Recovery Inc | Pollution & Treatment Controls | Industrials | -0.20 | 2.62 | -0.58 | -25.66 | -35.73 | -36.13 | -31.68 | -56.93 |
| | TOMI Environmental Solutions Inc | Pollution & Treatment Controls | Industrials | 2.87 | -0.08 | -4.81 | -24.12 | -40.64 | -22.94 | -7.05 | -9.48 |
| | PureCycle Technologies Inc Wt | Pollution & Treatment Controls | Industrials | 0.00 | -15.45 | 122.86 | -22.00 | -76.99 | -51.25 | -56.18 | -74.00 |
| | ClearSign Technologies Corp | Pollution & Treatment Controls | Industrials | 2.55 | 29.84 | -14.01 | -15.26 | -42.73 | -34.06 | -51.31 | -38.86 |
| | Veralto Corp | Pollution & Treatment Controls | Industrials | -0.06 | 2.03 | -9.34 | -10.51 | -17.12 | -10.39 | 2.54 | 4.52 |
| | Zurn Elkay Water Solutions Corp | Pollution & Treatment Controls | Industrials | -0.18 | 0.47 | -11.66 | -3.70 | -3.59 | 35.64 | 42.81 | 117.67 |
| | Aduro Clean Technologies Inc | Pollution & Treatment Controls | Industrials | 0.58 | 1.27 | -6.24 | -1.89 | -24.31 | 104.13 | 144.00 | 144.00 |
| | Federal Signal Corp | Pollution & Treatment Controls | Industrials | -0.39 | 0.64 | -8.50 | -1.83 | -6.99 | 42.50 | 31.62 | 104.42 |
| | Euro Tech Holdings Co Ltd | Pollution & Treatment Controls | Industrials | 4.24 | 4.27 | -6.87 | 1.67 | -10.29 | 3.39 | -9.43 | 13.51 |
| | Ceco Environmental Corp | Pollution & Treatment Controls | Industrials | 1.11 | 1.78 | 7.56 | 4.00 | 20.76 | 191.24 | 170.47 | 355.20 |
| | CleanCore Solutions Inc Cl B | Pollution & Treatment Controls | Industrials | 1.01 | -5.06 | 5.12 | 11.43 | -83.52 | -65.25 | -89.97 | -89.97 |
| | 374Water Inc | Pollution & Treatment Controls | Industrials | 0.00 | -3.67 | 7.04 | 16.53 | -3.67 | -15.00 | -76.31 | -94.15 |
| | LiqTech International Inc | Pollution & Treatment Controls | Industrials | 4.26 | 10.11 | 19.51 | 31.54 | -26.87 | 20.25 | -33.90 | -48.42 |
